Best 5Th Wheel Ball Hitch for Ball and Rail Setups

Best 5Th Wheel Ball Hitch

A strong 5th wheel ball hitch should match your truck’s existing mounting system, provide enough rated capacity for your trailer, and suit how often you need to clear the bed. For drivers with a standard-height gooseneck ball, the CURT 16051 CrossWing offers a 20,000-lb fifth-wheel hitch that mounts over compatible balls. If you have fifth-wheel rails and need to tow a gooseneck trailer, the CURT 16055 provides a removable ball adapter with a 3-inch offset option.

These are different solutions, so confirm your truck’s hitch hardware before choosing. This roundup also includes conventional fifth-wheel hitches for buyers whose search for a ball hitch is really about a complete hitch system, with capacities ranging from 16,000 to 30,000 lb.

The CURT 16051 CrossWing is the best match for someone seeking a fifth-wheel hitch that mounts over a gooseneck ball: it fits most standard-height gooseneck balls and is rated for 20,000 lb. Buyers with fifth-wheel rails who want to tow a gooseneck trailer should instead consider the CURT 16055, which includes a welded 2-5/16-inch ball and can be flipped for a 3-inch rearward offset. Check vehicle compatibility, mounting hardware, and trailer loads before selecting either option.

Our Top Picks

CURT 16051 CrossWingBest Overall

CURT 16051 CrossWing

Mounts over most standard-height gooseneck balls and provides a 20,000-lb capacity, making it the clearest fit for a fifth-wheel ball-hitch search.

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CURT 16055 Rail GooseneckBest Rail Adapter

CURT 16055 Rail Gooseneck

Fits industry-standard fifth-wheel rails and supplies a welded 2-5/16-inch ball; its reversible position provides a 3-inch rearward offset.

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CURT Spyder 30KHighest Capacity

CURT Spyder 30K

Converts fifth-wheel rails to gooseneck towing and is rated up to 30,000 lb, but the stated 30K capacity requires 40K base rails.

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Compare these fifth-wheel and gooseneck hitch options

#ProductWeightMaterialCompatible with Vehicle TypeBuy
1138 lbAlloy SteelTruckView on Amazon
240 lbAlloy SteelTruckView on Amazon
3
CURT Spyder 30K3. CURT Spyder 30KHighest Capacity
76.2 lbAlloy SteelTruckView on Amazon
4
CURT 16320 PowerRide4. CURT 16320 PowerRide30,000-pound fifth-wheel hauling
152 lbCAST STEELpickup truckView on Amazon
5
CURT 16180 A255. CURT 16180 A25Best 25K Hitch
127 lbAlloy SteelTruckView on Amazon
6
B&W Companion OEM6. B&W Companion OEMGM OEM puck-system owners
—Alloy SteelTrailerView on Amazon
7
CURT 16130 Q207. CURT 16130 Q20Quiet-focused RV towing
140 lbAlloy SteelTrailer, TruckView on Amazon
8
CURT 16140 A208. CURT 16140 A20Everyday 20,000-pound RV towing
100 lbAlloy SteelTruckView on Amazon
9
CURT 16115 E169. CURT 16115 E16Simple single-handle coupling
95.1 lbAlloy SteelTruckView on Amazon
10
PullRite 18K SuperGlide10. PullRite 18K SuperGlideIndustry-standard rail users
—Alloy Steel—View on Amazon

Detailed Reviews: Best 5Th Wheel Ball Hitch

CURT 16051 CrossWing

#1 · Best Overall

1. CURT 16051 CrossWing

  • Weight: 138 lb
  • Material: Alloy Steel
  • Compatible with Vehicle Type: Truck

Best for: Gooseneck-ball hitch converters.

Why it ranks #1: Mounts over most standard-height gooseneck balls and provides a 20,000-lb capacity, making it the clearest fit for a fifth-wheel ball-hitch search.

The CURT CrossWing mounts over most standard-height gooseneck balls, letting owners use a fifth-wheel hitch without installing a separate rail-based platform. Its patent-pending ShockDrop technology is specified to reduce jerking and jarring, while the 20,000-pound rating establishes the towing capacity buyers must match to their trailer.

Mounting over a standard-height gooseneck ball makes the CrossWing a distinct option for trucks already equipped with a compatible ball setup. The listed compatibility includes standard-height CURT OEM-style, EZr, and B&W gooseneck hitches, helping buyers narrow their mounting check. ShockDrop technology is intended to reduce jerking and jarring during travel, and the reinforced head connection supports strength. The product is rated for 20,000 pounds; the description also cites a 70-pound main body, easing handling compared with heavier traditional hitches.

Pros
  • Mounts over most standard-height gooseneck balls
  • Compatible with listed CURT OEM-style, EZr, and B&W hitches
  • ShockDrop technology targets jerking and jarring
  • 20,000-pound capacity and 70-pound main body
Cons
  • Its 20,000-pound capacity is lower than the CURT PowerRide 30K's rating.

Skip it if you need a 30,000-pound rating; the CURT 16320 PowerRide is rated for that gross trailer weight.

Choose the CrossWing if you want a fifth-wheel hitch that mounts over a compatible standard-height gooseneck ball and value its lighter stated main body. Its 20,000-pound rating and ball compatibility define the fit.

Full product details
BrandCURT
Compatible with Vehicle TypeTruck
Included ComponentsCrossWing 5th Wheel
Item Weight138 pounds
ManufacturerCurt Manufacturing
Part Number16051
Manufacturer Warranty DescriptionLimited Lifetime Manufacturer Warranty
MaterialAlloy Steel
Model Number16051
Additional InformationImportant information

Listed on Amazon as: CURT 16051 CrossWing 20K 5th Wheel Hitch for 2-5/16" Gooseneck Balls

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CURT 16055 Rail Gooseneck

#2 · Best Rail Adapter

2. CURT 16055 Rail Gooseneck

  • Weight: 40 lb
  • Material: Alloy Steel
  • Compatible with Vehicle Type: Truck

Best for: Rail-equipped gooseneck haulers.

Why it ranks #2: Fits industry-standard fifth-wheel rails and supplies a welded 2-5/16-inch ball; its reversible position provides a 3-inch rearward offset.

A welded 2-5/16-inch ball turns standard 5th-wheel rails into a gooseneck towing point, letting a rail-equipped pickup switch trailer styles without giving up its existing rail setup. The CURT 16055 can sit over the axle or flip for a three-inch rearward offset, adding a positioning choice for towing.

The adapter mounts to industry-standard 5th-wheel base rails, so owners with that rail system can add gooseneck capability without replacing the rails. Its four-pin installation and removal makes clearing the truck bed more straightforward when towing gear is not needed. The welded 2-5/16-inch ball provides the connection point, while the reversible position offers either an over-axle location or a three-inch rearward offset. Its stated 25,000-pound capacity sets a clear trailer-weight ceiling for buyers to check against their load.

Pros
  • Converts industry-standard 5th-wheel rails for gooseneck towing
  • Welded 2-5/16-inch trailer ball
  • Four-pin installation and removal for bed access
  • Over-axle or three-inch rearward positioning
Cons
  • The 25,000-pound rating may not cover trailers exceeding that gross weight.

Skip it if you need a conventional 5th-wheel hitch rather than a gooseneck adapter; the CURT 16130 Q20 is a dedicated 5th-wheel hitch.

Choose this adapter if your pickup already has industry-standard 5th-wheel rails and you need gooseneck capability with removable hardware. Its 25,000-pound rating and three-inch offset option are useful boundaries to consider before selecting it.

Full product details
BrandCURT
Compatible with Vehicle TypeTruck
Included Components5th Wheel Gooseneck
Item Weight40 pounds
ManufacturerCurt Manufacturing
Part Number16055
Manufacturer Warranty DescriptionLimited Lifetime Manufacturer Warranty
MaterialAlloy Steel
Model Number16055
Additional InformationImportant information

Listed on Amazon as: CURT 16055 5th Wheel Rail Gooseneck Hitch, 25,000 lb, 3" Offset

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CURT Spyder 30K

#3 · Highest Capacity

3. CURT Spyder 30K

  • Weight: 76.2 lb
  • Material: Alloy Steel
  • Compatible with Vehicle Type: Truck

Best for: High-capacity gooseneck towing.

Why it ranks #3: Converts fifth-wheel rails to gooseneck towing and is rated up to 30,000 lb, but the stated 30K capacity requires 40K base rails.

A 30,000-pound gross trailer rating gives this CURT Spyder a high-capacity role, converting a pickup’s fifth-wheel rails to a gooseneck connection through its welded 2-5/16-inch ball. The four-pin installation and removal also lets owners clear the truck bed when the adapter is not in use.

The Spyder mounts on 5th-wheel rails and provides a gooseneck ball, giving a rail-equipped pickup a second towing configuration. Its four-pin installation and removal supports access to the bed when the adapter is removed. The 30,000-pound gross trailer rating is conditional: the supplied details specify CURT 40K base rails #16205 are required to reach that capacity. Buyers therefore need to account for both the adapter rating and the listed rail requirement when choosing the setup.

Pros
  • Converts fifth-wheel rails for gooseneck towing
  • Welded 2-5/16-inch trailer ball
  • Four-pin installation and removal for bed access
  • Up to 30,000-pound GTW with required CURT 40K #16205 rails
Cons
  • Reaching the 30,000-pound rating requires CURT 40K base rails #16205.

Skip it if you need a conventional fifth-wheel hitch rather than a gooseneck adapter; the CURT 16320 PowerRide is a 30,000-pound fifth-wheel hitch.

This Spyder suits rail-equipped pickup owners who need gooseneck towing and can use the required CURT 40K #16205 rails for its 30,000-pound rating. Its ball connection and rail requirement are central fit considerations.

Full product details
BrandCURT
Compatible with Vehicle TypeTruck
Included ComponentsSpyder 30K Gooseneck
Item Weight76.2 pounds
ManufacturerCurt Manufacturing
Part Number16090
Manufacturer Warranty DescriptionLimited Lifetime MFG Warranty (1Yr Finish 1Yr Part
MaterialAlloy Steel
Model Number16090
Additional InformationImportant information

Listed on Amazon as: Spyder 5th Wheel Rail Gooseneck Hitch with 2-5/16" Ball, 30K

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CURT 16320 PowerRide

#4

4. CURT 16320 PowerRide

  • Weight: 152 lb
  • Material: CAST STEEL
  • Compatible with Vehicle Type: pickup truck

Best for: 30,000-pound fifth-wheel hauling.

Why it ranks #4: A conventional fifth-wheel hitch rather than a ball adapter, with 30,000-lb gross trailer and 7,500-lb vertical-load ratings.

A 30,000-pound gross trailer weight rating and 7,500-pound vertical load rating define the CURT PowerRide’s high-capacity role. Its cast yoke and multidirectional head tilt with the trailer, while interlocking jaws wrap the kingpin, linking the stated capacity to features intended to support a smoother, secure connection.

The multidirectional head tilts with the fifth-wheel trailer, so the hitch can move with the trailer during towing rather than remaining fixed in one orientation. A cast yoke supports that head, while interlocking jaws fully wrap the kingpin connection. The ergonomic handle resets automatically after use, making the next coupling step simpler from the side of the truck bed. With a 30,000-pound gross trailer limit and 7,500-pound vertical load rating, buyers can check both specified loads against their setup.

Pros
  • 30,000-pound gross trailer weight rating
  • 7,500-pound vertical load rating
  • Multidirectional head tilts with the trailer
  • Interlocking jaws wrap the kingpin and handle self-resets
Cons
  • At 152 pounds, the hitch is a substantial unit to handle.

Skip it if you want a lighter main body for handling; the CURT 16051 CrossWing lists a 70-pound main body.

The PowerRide is for owners needing its 30,000-pound gross and 7,500-pound vertical ratings, with a tilting head and self-resetting handle. Its 152-pound listed weight is a practical consideration for handling.

Full product details
BrandCURT
Compatible with Vehicle Typepickup truck
Included ComponentsHitch
Item Weight152 pounds
ManufacturerCurt
Part Number16320
Manufacturer Warranty DescriptionLimited Lifetime Warranty (One-Year Finish, One-Year Parts)
MaterialCAST STEEL
Model Number16320
Additional InformationImportant information

Listed on Amazon as: CURT 16320 PowerRide 30K 5th Wheel Hitch, 30,000 lbs

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CURT 16180 A25

#5 · Best 25K Hitch

5. CURT 16180 A25

  • Weight: 127 lb
  • Material: Alloy Steel
  • Compatible with Vehicle Type: Truck

Best for: Quiet 25,000-pound RV towing.

Why it ranks #5: Its 25,000-lb rating, articulating torsion head, and interlocking jaws suit buyers needing a full fifth-wheel hitch rather than a ball-mounted adapter.

The A25 combines a 25,000-pound rating with a cast yoke and poly-torsion inserts that are specified to suppress shock loads and reduce noise. Its lockable handle self-resets to the ready-to-couple position after uncoupling, removing a manual reset step from the next hookup.

The fully articulating torsion head supports controlled coupling and stable towing, while the cast yoke and poly-torsion inserts target shock and noise reduction. Interlocking cast jaws fully wrap the kingpin to minimize noise, adding a defined connection feature to the towing setup. After uncoupling, the lockable handle returns to its ready-to-couple position, simplifying the next connection sequence. The cast steel main body and 25,000-pound capacity suit buyers evaluating both construction and load rating.

Pros
  • 25,000-pound capacity
  • Cast yoke with poly-torsion inserts to suppress shock and noise
  • Fully articulating torsion head and interlocking cast jaws
  • Lockable handle self-resets after uncoupling
Cons
  • Its 25,000-pound capacity is below the CURT PowerRide 30K's rating.

Skip it if you need a 30,000-pound gross trailer rating; the CURT 16320 PowerRide is rated for 30,000 pounds.

The A25 suits RV owners seeking 25,000-pound capacity, noise-conscious connection features, and a handle that resets for the next hookup. Check trailer load and truck mounting compatibility before selecting this hitch.

Full product details
BrandCURT
Compatible with Vehicle TypeTruck
Included ComponentsA25 5th Wheel Hitch
Item Weight127 pounds
ManufacturerCurt Manufacturing
Part Number16180
Manufacturer Warranty DescriptionLimited Lifetime Warranty (One-Year Finish, One-Ye
MaterialAlloy Steel
Model Number16180
Additional InformationImportant information

Listed on Amazon as: CURT 16180 A25 5th Wheel Hitch, 25,000 lbs.

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B&W Companion OEM

#6

6. B&W Companion OEM

  • Material: Alloy Steel
  • Compatible with Vehicle Type: Trailer

Best for: GM OEM puck-system owners.

Why it ranks #6: A 25,000-lb fifth-wheel hitch with a 6,250-lb vertical rating, but it fits the specified 2020-2026 Chevrolet/GM OEM puck system.

Compatibility with the 2020–2026 Chevrolet and GM OEM hitch platform makes the B&W Companion a targeted choice for trucks using that puck system. Its fully articulating head pivots front to back and side to side, while the cam-action handle supports easier release, including when parked on an unlevel site.

The stated GM OEM platform compatibility gives owners of supported 2020–2026 trucks a defined mounting match rather than a general rail-based fit. A simple two-piece design and cam-actuated latching mechanism support installation and removal, making the hitch easier to handle when it is not needed. During use, the articulating head pivots in two directions to accommodate trailer movement. Its 25,000-pound gross trailer weight and 6,250-pound vertical load ratings establish the load limits for selecting a compatible fifth wheel.

Pros
  • Fits the 2020–2026 Chevrolet/GM OEM hitch platform
  • Head pivots front to back and side to side
  • Cam-action handle eases release on unlevel sites
  • 25,000-pound GTW and 6,250-pound VTW ratings
Cons
  • Compatibility is specified for the Chevrolet/GM OEM puck platform, not general base rails.

Skip it if you have industry-standard base rails rather than the specified GM puck platform; the PullRite 18K ISR Series fits industry-standard base rails.

This Companion fits buyers with a compatible 2020–2026 Chevrolet or GM OEM puck platform who value an articulating head and cam-action release. Its 25,000-pound gross and 6,250-pound vertical ratings remain the key load boundaries.

Full product details
BrandB&W
Compatible with Vehicle TypeTrailer
ManufacturerB&W Trailer Hitches
Part NumberRVK3715
Manufacturer Warranty DescriptionLimited Lifetime Warranty
MaterialAlloy Steel
Model NumberRVK3715

Listed on Amazon as: B&W Trailer Hitches 25K Companion OEM Fifth Wheel Hitch – Compatible with 2020-2026 Chevrolet/GM OEM Puck System – RVK3715

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CURT 16130 Q20

#7

7. CURT 16130 Q20

  • Weight: 140 lb
  • Material: Alloy Steel
  • Compatible with Vehicle Type: Trailer, Truck

Best for: Quiet-focused RV towing.

Why it ranks #7: This 20,000-lb conventional fifth-wheel hitch offers a coupling indicator and spherical axial bearing, but does not mount over a gooseneck ball.

A spherical axial bearing lets the CURT Q20 head tilt in any direction needed, supporting a quieter, more forgiving towing experience for compatible 5th-wheel trailers. Its built-in three-position coupling indicator also shows whether the hitch is coupled, uncoupled, or ready to tow, giving operators a quick status check.

The Q-series spherical axial bearing allows the head to tilt in any direction needed, helping accommodate movement between truck and trailer during towing. That design pairs with the hitch’s quiet-ride focus for buyers seeking reduced towing noise. The three-position indicator makes coupling status visible at a glance, which can help organize hookup checks before departure. Its 20,000-pound gross trailer capacity and 5,000-pound vertical load limit provide specific limits for matching the hitch to a trailer and load.

Pros
  • Spherical axial bearing allows head tilt in any direction
  • Three-position coupling status indicator
  • 20,000-pound gross trailer weight capacity
  • 5,000-pound vertical load limit
Cons
  • Its 20,000-pound gross trailer rating is below the 25,000-pound CURT A25's capacity.

Skip it if you need capacity above 20,000 pounds; the CURT 16180 A25 is rated for 25,000 pounds gross trailer weight.

The Q20 suits RV owners prioritizing a tilting head, visible coupling status, and a 20,000-pound gross trailer limit. Check the trailer’s gross and vertical loads against its stated capacities before choosing this hitch.

Full product details
BrandCURT
Compatible with Vehicle TypeTrailer, Truck
Included ComponentsQ20 5th Wheel Hitch
Item Weight140 pounds
ManufacturerCurt Manufacturing
Part Number16130
Manufacturer Warranty DescriptionManufaturer warranty
MaterialAlloy Steel
Model Number16130
Additional InformationImportant Information Proposition 65 Warning for California Consumers WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov Proposition 65 Warning for California Consumers WARNING: Reproductive Harm – www.P65Warnings.ca.gov

Listed on Amazon as: CURT 16130 Q20 5th Wheel Hitch, 20,000 lbs, Black

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CURT 16140 A20

#8

8. CURT 16140 A20

  • Weight: 100 lb
  • Material: Alloy Steel
  • Compatible with Vehicle Type: Truck

Best for: Everyday 20,000-pound RV towing.

Why it ranks #8: The 20,000-lb A20 has a self-resetting handle and extra-wide head opening, but it is a conventional fifth-wheel hitch, not a ball adapter.

An extra-wide head opening makes the CURT A20 easier to couple, while its lockable handle resets to ready-to-couple after uncoupling. The 20,000-pound hitch also uses a cast yoke with poly-torsion inserts, specified to suppress shock loads and reduce noise during fifth-wheel travel.

The extra-wide head opening gives the kingpin more room during coupling, while high-strength interlocking jaws wrap it to minimize noise once connected. A fully articulating torsion head supports controlled coupling and stable towing, with the cast yoke and poly-torsion inserts targeting shock and noise reduction. After uncoupling, the lockable handle self-resets to the ready position, removing a reset step. Its 20,000-pound capacity provides the load boundary for matching the hitch to a trailer.

Pros
  • 20,000-pound capacity
  • Extra-wide head opening for easier coupling
  • Interlocking jaws wrap the kingpin
  • Torsion head, poly-torsion inserts, and self-resetting handle
Cons
  • Its 20,000-pound capacity is below the CURT A25's 25,000-pound rating.

Skip it if you need capacity above 20,000 pounds; the CURT 16180 A25 is rated for 25,000 pounds.

The A20 fits fifth-wheel owners seeking a wider coupling opening, noise-conscious connection features, and a self-resetting handle within a 20,000-pound limit. Match that rating and the truck’s mounting setup to your towing needs.

Full product details
BrandCURT
Compatible with Vehicle TypeTruck
Included ComponentsA20 5th Wheel Hitch
Item Weight100 pounds
ManufacturerCurt Manufacturing
Part Number16140
Manufacturer Warranty DescriptionLimited Lifetime Warranty (One-Year Finish, One-Ye
MaterialAlloy Steel
Model Number16140
Additional InformationImportant information

Listed on Amazon as: CURT 16140 A20 5th Wheel Hitch, 20,000 lbs.

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CURT 16115 E16

#9

9. CURT 16115 E16

  • Weight: 95.1 lb
  • Material: Alloy Steel
  • Compatible with Vehicle Type: Truck

Best for: Simple single-handle coupling.

Why it ranks #9: A 16,000-lb conventional hitch with dual-axis pivoting and automatic locking; its design does not directly address ball-mounted fifth-wheel towing.

A single operating handle and automatic locking make the CURT E16 straightforward for buyers seeking a 16,000-pound fifth-wheel hitch with a simplified coupling sequence. Its dual-axis pivot provides ten degrees of lateral movement, while an anti-rattle skid plate is specified to help reduce noise during towing.

The automatic locking mechanism supports secure coupling, and operating through one handle keeps the listed coupling workflow simple. Dual-axis pivoting allows ten degrees of lateral movement, giving the hitch some articulation as the truck and trailer move. The anti-rattle skid plate targets noise reduction, a practical consideration on the road. The E16 is rated at 16,000 pounds and is compatible with kingpin extension boxes, including common pivoting pin boxes, so buyers can evaluate capacity and pin-box setup together.

Pros
  • Automatic locking for coupling
  • Single-handle operation
  • Dual-axis pivot with ten degrees of lateral movement
  • Anti-rattle skid plate and compatibility with common pivoting pin boxes
Cons
  • The 16,000-pound rating is below the CURT Q20's 20,000-pound capacity.

Skip it if you need more than 16,000 pounds of gross trailer capacity; the CURT 16130 Q20 is rated for 20,000 pounds.

The E16 suits buyers whose trailer falls within 16,000 pounds and who want single-handle operation, automatic locking, and compatibility with common pivoting pin boxes. Confirm that capacity and pin-box arrangement suit the towing setup.

Full product details
BrandCURT
Compatible with Vehicle TypeTruck
Included ComponentsE16 5th Wheel Hitch
Item Weight95.1 pounds
ManufacturerCurt Manufacturing
Part Number16115
Manufacturer Warranty DescriptionLimited Lifetime Warranty (One-Year Finish, One-Ye
MaterialAlloy Steel
Model Number16115
Additional InformationImportant information

Listed on Amazon as: CURT 16115 E16 5th Wheel Hitch, 16,000 lbs

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PullRite 18K SuperGlide

#10

10. PullRite 18K SuperGlide

  • Material: Alloy Steel

Best for: Industry-standard rail users.

Why it ranks #10: This 18K SuperGlide is described as fitting industry-standard base rails, but the supplied details do not identify a gooseneck-ball interface.

Compatibility with industry-standard base rails is the defining feature of the PullRite 18K ISR Series SuperGlide, giving rail-equipped truck owners a stated mounting path for a fifth-wheel hitch. Its 18,000-pound designation provides a capacity reference for buyers matching a hitch to a trailer and its loaded weight.

The product description identifies compatibility with industry-standard base rails, so buyers using that mounting system have a stated fit category to evaluate. The 18K designation signals an 18,000-pound capacity class, a practical limit to compare with the trailer’s gross weight before towing. Beyond those details, the supplied information does not specify operating mechanisms, adjustment, or removal features; buyers should base their decision on the rail compatibility and stated capacity rather than assuming additional conveniences.

Pros
  • Fits industry-standard base rails
  • 18,000-pound capacity class in the product name
  • Fifth-wheel hitch format for compatible rail systems
  • Provides a stated rail-based alternative to OEM-specific mounts
Cons
  • The supplied product details do not state head, coupling, or removal features.

Skip it if you need a stated capacity above 18,000 pounds; the CURT 16180 A25 is rated for 25,000 pounds.

The PullRite is for buyers whose truck has industry-standard base rails and whose trailer falls within its 18,000-pound class. The supplied details are limited, so weigh that boundary and the documented rail compatibility carefully.

Full product details
BrandPullRite
Part Number2900
MaterialAlloy Steel

Listed on Amazon as: Pullrite 18K ISR Series SuperGlide 5th wheel hitch

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Ball adapter or complete fifth-wheel hitch?

A ball adapter and a complete fifth-wheel hitch solve different towing problems, so identify the trailer connection and truck hardware before comparing capacity. The CURT 16051 CrossWing mounts over most standard-height gooseneck balls and lets a fifth-wheel trailer connect through that system. The CURT 16055 and CURT Spyder 30K take the reverse approach: they install on fifth-wheel rails and provide a gooseneck ball for a gooseneck trailer.

The remaining conventional fifth-wheel hitches connect a fifth-wheel trailer but are not described as ball-mounted adapters. Treating these categories as interchangeable can leave you with a hitch that cannot connect to your trailer or truck.

The product descriptions do not establish compatibility with every truck, bed, pin box, or existing hitch, so verify the exact mounting interface and trailer connection before ordering.

Check the capacity conditions, not just the headline rating

A headline capacity only helps when the required mounting components and every towing-system limit support it. The CURT Spyder 30K is rated for up to 30,000 lb, but its listing specifically says 40K base rails are required to reach that capacity; do not assume the rating applies with any rails. The CURT 16051 CrossWing is rated at 20,000 lb, while the CURT 16055 listing gives a 25,000-lb figure in its title.

Several conventional hitches also list separate vertical-load figures, such as the CURT 16320 PowerRide at 7,500 lb and B&W Companion OEM at 6,250 lb. Gross trailer weight and vertical load are different measures.

Compare the trailer’s actual loaded weight and pin or tongue load with the hitch, truck, and other system limits; the product data alone cannot establish your vehicle’s allowable towing capacity.

How to Choose a 5th Wheel Ball Hitch

Mounting interface

Start by matching the hitch to the mounting hardware already installed in your truck. The CURT 16051 CrossWing fits over most standard-height gooseneck balls, while the CURT 16055 and CURT Spyder 30K mount to fifth-wheel rails and provide a gooseneck ball. The Spyder listing notes that 40K base rails are needed to achieve its 30,000-lb rating.

Conventional models such as the CURT 16140 A20 and CURT 16130 Q20 are fifth-wheel hitches, not listed ball adapters; the B&W Companion OEM is specifically for the Chevrolet/GM OEM puck system named in its title. A buyer with a gooseneck ball should favor the CrossWing; someone with rails seeking gooseneck towing should look at the rail adapters.

Capacity and load ratings

Choose a hitch whose stated ratings cover the trailer and its vertical load, while also checking the truck and mounting hardware limits. The listed products span 16,000 lb for the CURT 16115 E16, 18K for the PullRite SuperGlide, 20,000 lb for the CrossWing and several conventional hitches, 25,000 lb for models including the CURT 16055 and A25, and 30,000 lb for the Spyder and PowerRide. Some listings also state vertical ratings: 5,000 lb for the CURT Q20, 6,250 lb for the B&W Companion, and 7,500 lb for the PowerRide.

Buyers with lighter trailers may not need the highest-rated model; those considering the Spyder’s top capacity must also meet its rail requirement.

Handling and removal needs

Consider how you couple, uncouple, and access the truck bed, because the listed designs offer different handling details. The CURT 16055 and Spyder use four-pin installation and removal for bed access. The CURT 16051 CrossWing is described as having a 70-pound main body in one product detail, while the conventional CURT 16140 A20 weighs 100 pounds and the CURT 16130 Q20 weighs 140 pounds according to their specifications.

For ride and coupling features, the A20 and A25 have articulating torsion heads and self-resetting handles; the Q20 has a coupling-status indicator. Buyers prioritizing an adapter that can be removed from rails should compare the rail models, while those wanting a full hitch should weigh handling features against their truck’s mounting setup.

Which 5th Wheel Ball Hitch Should You Choose?

For a fifth-wheel trailer and an existing standard-height gooseneck ball, choose the CURT 16051 CrossWing: it mounts over most such balls and is rated for 20,000 lb. If your truck has fifth-wheel rails and you want to tow a gooseneck trailer, the CURT 16055 Rail Gooseneck is a direct match, with a welded 2-5/16-inch ball and a 3-inch offset option. Choose the CURT Spyder 30K for a higher-capacity rail adapter only if your setup meets the 40K base-rail condition for its 30,000-lb rating.

If you need a conventional fifth-wheel hitch instead, the CURT 16180 A25 offers a 25,000-lb rating, while the CURT 16320 PowerRide is rated at 30,000 lb and 7,500 lb vertical load. Confirm truck, trailer, and mounting-system limits before buying.

Frequently Asked Questions

How do I confirm whether a hitch fits my truck’s gooseneck ball or fifth-wheel rails?

Check the hitch’s listed mounting type and compare it with your truck’s installed system: a gooseneck ball, fifth-wheel rails, or an OEM puck system. Verify vehicle compatibility and required mounting hardware in the hitch and truck documentation before buying; adapters are not automatically compatible with every truck or trailer.

How much clearance do I need between a fifth-wheel trailer and my truck cab?

Use the trailer and hitch manufacturers’ clearance guidance, then verify the actual combination can turn without contact. Cab clearance depends on truck, trailer, hitch position, and turning angle, so do not assume one measurement works for every setup. Confirm clearance with your specific vehicle and trailer before towing.

Can I use a fifth-wheel hitch’s gross trailer weight rating as my truck’s towing limit?

No. The hitch rating describes the hitch’s rated capacity, not the truck’s towing limit. Your truck, trailer, mounting system, and other components also have limits, and the usable capacity is constrained by the applicable ratings.

Check the vehicle and equipment documentation and keep the complete setup within its limits.

Which option suits a truck with fifth-wheel rails and a gooseneck trailer?

The CURT 16055 Rail Gooseneck is the direct match described here: it fits fifth-wheel rails and includes a welded 2-5/16-inch ball, with a 3-inch rearward offset option. The Spyder is another rail gooseneck adapter, but its 30,000-pound rating depends on a 40,000-pound base-rail condition.

What should I verify before choosing between an adapter and a conventional fifth-wheel hitch?

Start with the trailer type and truck’s mounting system. The CrossWing is intended for a fifth-wheel trailer over most standard-height gooseneck balls, while the rail gooseneck options let a truck with fifth-wheel rails tow a gooseneck trailer. For conventional fifth-wheel hitches, compare compatibility and ratings, then check all component limits.

Final Words

Choose by matching the trailer connection to the truck’s mounting system, then verify every component’s limits. For a fifth-wheel trailer and a standard-height gooseneck ball, the CrossWing is the stated match; for a gooseneck trailer and fifth-wheel rails, consider the CURT The Spyder’s higher rating has a base-rail condition.

If you need a conventional fifth-wheel hitch, compare the A25 and PowerRide ratings and confirm vehicle compatibility before selecting.

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