bing tracking image
Customer Service My Orders

Search: King Pin Extender   >  

Result: King Pin Extender

Popular Categories
5th Wheel Pin Box
5th Wheel Pin Box
5th Wheel Gooseneck Adapter
5th Wheel Gooseneck Adapter
Camper Jacks
Camper Jacks
Accessories and Parts
Accessories and Parts
Trailer Jack
Trailer Jack
Custom Fit Vehicle Wiring
Custom Fit Vehicle Wiring
Trailer Wiring
Trailer Wiring
Wheel Chocks
Wheel Chocks
Tonneau Cover
Tonneau Cover
Gooseneck Hitch
Gooseneck Hitch
RV Jack Pads
RV Jack Pads
Looking for a custom fit?
FiltersFilters

Lippert 1621 5th Wheel Pin Box - 15,500 lbs

Retail: $816.23
Our Price: $576.46
(67)
Add to Cart
This pin box serves as a direct replacement for the worn-out Lippert 1621 pin box on your fifth-wheel trailer or RV. Rust-resistant, powder coated steel construction. Easily bolts onto trailer with ...
Features: Pin box serves as a direct replacement for the worn or damaged Lippert 1621 pin box on your 5th-wheel trailer King pin connects to any 5th-wheel trailer hitch Durable steel construction
  • Lippert 1621
  • 15500 lbs GTW
  • Standard Replacement
  • Lippert

Trailair Air Ride 5th Wheel Pin Box - Lippert 1116 - 21,000 lbs

Retail: $2,004.67
Our Price: $1,415.33
(81)
In Stock
Add to Cart
Enjoy smooth, stable towing with your fifth-wheel trailer by replacing your ordinary pin box with this air-ride-equipped model. An internal air bag and built-in strut absorb road shock so that you ...
down Black powder coat provides rust resistance Sturdy steel construction King pin connects to any 5th-wheel trailer hitch Bolt-on installation with no assembly required Made in the USA Specs: Designed
  • Lippert 1116
  • 21000 lbs GTW
  • Upgraded Pin Box
  • Lippert
  • Absorbs Road Shock and Reduces Chucking

Curt Flex Air 5th Wheel Pin Box - Lippert 1621 - 18,000 lbs

Retail: $2,176.04
Our Price: $1,651.82
(182)
In Stock
Add to Cart
... . Replaces Lippert 1621 pin boxes. rebounds - keeps air bag from breaking down Pivoting head limits chucking by allowing controlled movement of the king pin within your hitch Rubber compound built into the head absorbs road shock Reduces wear
  • Lippert 1621
  • 18000 lbs GTW
  • Upgraded Pin Box
  • CURT
  • Absorbs Road Shock and Reduces Chucking

Trailair Rota-Flex 5th Wheel Pin Box - Lippert 1621 or 1621HD - 18,000 lbs

Retail: $876.95
Our Price: $700.72
(83)
In Stock
Add to Cart
This Rota-Flex pin box has a pivoting head with a built-in rubber compound that works to reduce chucking and absorb road shock, resulting in a smoother ride and less wear and tear on your trailer ...
Features: Pivoting pin box replaces standard pin box on your 5th-wheel trailer to improve handling and limit strain on the truck and trailer Minimizes chucking by allowing controlled movement of king
  • Lippert 1621HD
  • Lippert 1621
  • 18000 lbs GTW
  • Upgraded Pin Box
  • CURT
  • Absorbs Road Shock and Reduces Chucking

Ranch Hitch Universal 5th-Wheel-to-Gooseneck Coupler Adapter w/8" Offset for Short-Bed Trucks - AM3139

Retail: $634.99
Our Price: $599.98
(202)
In Stock
Add to Cart
Don't say goodbye to your truck bed. Instead, say hello to the Ranch Hitch fifth-wheel-to-gooseneck coupler adapter. The 8" offset allows more clearance between truck and trailer for short-bed trucks. 24,000 lbs GTW and 6,000 lbs TW. of the bottom of the king pin into the back of the pin box as far as you can reach. You may not be able to reach the very back of the pin box itself because the top of it may extend into the trailer
  • 24000 lbs GTW
  • Adapts Trailer
  • Andersen
  • 5th Wheel Trailer to Gooseneck Hitch
  • Bolts Over King Pin
  • Not Shock Absorbing
  • Provides Extra Clearance

Lippert 1621HD 5th Wheel Pin Box - 18,000 lbs

Retail: $768.85
Our Price: $582.28
(67)
In Stock
Add to Cart
This pin box serves as a direct replacement for the worn-out Lippert 1621HD pin box on your fifth-wheel trailer or RV. Rust-resistant, powder coated steel construction. Easily bolts onto trailer with ...
Features: Pin box serves as a direct replacement for the worn or damaged Lippert 1621HD pin box on your 5th-wheel trailer King pin connects to any 5th-wheel trailer hitch Durable steel construction
  • Lippert 1621HD
  • 18000 lbs GTW
  • Standard Replacement
  • Lippert

Buyers Products 2" Forged SAE Trailer King Pin with 1/4" Bolster Plate - Weld On

Retail: $121.53
Our Price: $83.71
(69)
In Stock
Add to Cart
  • King Pin Only
  • Buyers Products

Buyers Products 2" Forged SAE Trailer King Pin with 5/16" Bolster Plate - Weld On

Retail: $129.05
Our Price: $75.28
(69)
In Stock
Add to Cart
  • King Pin Only
  • Buyers Products

Buyers Products 2" Forged SAE Trailer King Pin with 1/2" Bolster Plate - Weld On

Retail: $112.99
Our Price: $77.10
(69)
In Stock
Add to Cart
  • King Pin Only
  • Buyers Products

Buyers Products 2" Forged SAE Trailer King Pin with 1/2" Bolster Plate - Bolt On

Retail: $175.87
Our Price: $94.21
(69)
In Stock
Add to Cart

This 2" king pin provides strength and reliability in coupling your fifth wheel. Forged from AISI 8630 steel and heat treated to maintain a hardness of 302-363 BHN and 150,000 PSI in ultimate ...
Features: King pin provides strength and reliability in coupling your fifth wheel Forged from AISI 8630 Steel Heat treated to create and maintain a hardness of 302-363 BHN Forged steel construction

  • King Pin Only
  • Buyers Products

Curt Air Ride 5th Wheel Pin Box - Lippert 1621 & 1621HD - 21,000 lbs

Retail: $1,701.93
Our Price: $1,304.28
(81)
In Stock
Add to Cart
Enjoy smooth, stable towing with your fifth-wheel trailer by replacing your ordinary pin box with this air-ride-equipped model. An internal air bag and built-in strut absorb road shock so that you ...
down Black powder coat provides rust resistance Sturdy steel construction King pin connects to any 5th-wheel trailer hitch Bolt-on installation with no assembly required Made in the USA Specs: Designed
  • Lippert 1621
  • Lippert 1621HD
  • 21000 lbs GTW
  • Upgraded Pin Box
  • Lippert
  • Absorbs Road Shock and Reduces Chucking

Ram Gooseneck to 5th Wheel Trailer Coupler Adapter Inner Tube - Square - 30,000 lbs - KPG5-Q30IP

Our Price: $239.14
(758)
In Stock
Add to Cart
King pin coupler allows you to pull your gooseneck trailer with a fifth-wheel hitch. The height easily adjusts to fit your application. Square inner tube. application Sturdy steel construction Heavy-duty load-bearing pin (GCPN-PIN) sold separately SAE J2638 compliant Specs: Tube width: 3-15/16" Range of vertical adjustment: 8" 2-11/16" From center
  • 30000 lbs GTW
  • Adapts Trailer
  • etrailer
  • Gooseneck Trailer to 5th Wheel Hitch
  • Replaces Inner Tube
  • Not Shock Absorbing
  • No Extra Clearance

Convert-A-Ball Cushioned 5th-Wheel-to-Gooseneck Adapter w/ Offset - 12" to 16" Tall - CAB-C5GX1216

Retail: $964.81
Our Price: $713.39
(960)
In Stock
Add to Cart
Use your gooseneck hitch to tow your 5th-wheel trailer by hooking up with this coupler adapter. Poly cushions absorb shock for a smooth ride. Adjustable height fits multiple applications. Offset design is perfect for short-bed pickups. 20,000-lb GTW.Features: 5th-Wheel-to-gooseneck adapter lets you tow your 5th-wheel trailer with your gooseneck hitch Coupler bolts to your trailer's king pin and connects to gooseneck ball Interior
  • 20000 lbs GTW
  • Adapts Trailer
  • Convert-A-Ball
  • 5th Wheel Trailer to Gooseneck Hitch
  • Bolts Over King Pin
  • Shock Absorbing
  • Provides Extra Clearance

Ranch Hitch Universal 5th-Wheel-to-Gooseneck Coupler Adapter - AM3100

Retail: $634.99
Our Price: $599.98
(202)
In Stock
Add to Cart
Don't say goodbye to your truck bed. Instead, say hello to the Ranch Hitch fifth-wheel-to-gooseneck coupler adapter. It offers 24,000 lbs towing capacity with 3" vertical adjustment for towing a fifth-wheel trailer with a gooseneck hitch. of the king-pin plate to top of the hitch ball when trailer and truck are level: 11-3/4" (when adapter is collapsed) to 14-3/4" (when adapter is extended) Required clearance between the
  • 24000 lbs GTW
  • Adapts Trailer
  • Andersen
  • 5th Wheel Trailer to Gooseneck Hitch
  • Bolts Over King Pin
  • Not Shock Absorbing
  • No Extra Clearance

Convert-A-Ball Cushioned 5th-Wheel-to-Gooseneck Adapter - 12" to 16" Tall - 20,000 lbs - CAB-C5G

Retail: $701.92
Our Price: $542.61
(960)
In Stock
Add to Cart
Use your gooseneck hitch to tow your 5th-wheel trailer by hooking up with this adjustable coupler adapter. Poly cushions absorb shock for a smooth ride. Adjustable height fits multiple applications. 20,000-lb GTW.Features: 5th-Wheel-to-gooseneck adapter lets you tow your 5th-wheel trailer with your gooseneck hitch Coupler bolts to your trailer's king pin and connects to gooseneck ball Interior
  • 20000 lbs GTW
  • Adapts Trailer
  • Convert-A-Ball
  • 5th Wheel Trailer to Gooseneck Hitch
  • Bolts Over King Pin
  • Shock Absorbing
  • No Extra Clearance

MORryde Cushioned 5th Wheel Pin Box for 14K to 18K Trailers w/ Lippert 1621 and 1621HD

Retail: $954.51
Our Price: $799.99
(217)
In Stock
Add to Cart
Upgrade the factory pin box on your fifth-wheel trailer to this cushioned model that dampens road shock and reduces back-and-forth chucking for a more relaxed towing experience. Unlike air bags, the ...
installation no drilling required King pin sits in same location as factory king pin Made in the USA Specs: Application: 5th-wheel trailers with 14,001-lb - 18,000-lb GVWR (maximum loaded weight) Designed to
  • Lippert 1621
  • Lippert 1621HD
  • 21000 lbs GTW
  • Upgraded Pin Box
  • MORryde
  • Reduces Chucking

Curt Flex Air 5th Wheel Pin Box - Lippert 1621 - 21,000 lbs

Retail: $2,062.95
Our Price: $1,676.50
(182)
In Stock
Add to Cart
... . Replaces Lippert 1621 pin boxes. rebounds - keeps air bag from breaking down Pivoting head limits chucking by allowing controlled movement of the king pin within your hitch Rubber compound built into the head absorbs road shock Reduces wear
  • Lippert 1621
  • 21000 lbs GTW
  • Upgraded Pin Box
  • CURT
  • Absorbs Road Shock and Reduces Chucking

Gooseneck to 5th Wheel Trailer Coupler Adapter - Round - 30K - KPG5-R30IP

Our Price: $191.07
(759)
In Stock
Add to Cart
King pin coupler allows you to pull your gooseneck trailer with a fifth-wheel hitch. The height easily adjusts to fit your application. Round inner tube is included. application Heavy-duty load-bearing pin (GCPN-PIN) sold separately Sturdy steel construction SAE J2638 compliant Specs: Tube diameter: 4" Range of vertical adjustment: 8" 2-11/16" From center of
  • 30000 lbs GTW
  • Adapts Trailer
  • etrailer
  • Gooseneck Trailer to 5th Wheel Hitch
  • Replaces Inner Tube
  • Not Shock Absorbing
  • No Extra Clearance

Ultra-Fab 5th Wheel King Pin Tripod Stabilizer - Steel - 33" to 62" - 1,200 lbs

Our Price: $174.92
(246)
In Stock
Add to Cart
Quickly and easily stabilize your unhitched fifth-wheel trailer with this sturdy steel tripod. Adjustable hitch cup makes setup a snap, and the included padlock provides an effective theft deterrent.Features: Tripod holds your parked 5th-wheel trailer steady at the king pin Helps to eliminate front-to-back and side-to-side motion of unhitched trailer or RV Threaded hitch cup allows for easy
  • 1 Jack
  • 1001 - 2000 lbs
  • 5th Wheel Camper
  • Ultra-Fab Products
  • Tripod Jacks
  • Manual Jack
  • Steel

Ultra-Fab 5th Wheel King Pin Tripod Stabilizer - Aluminum - 34" to 52" - 1,200 lbs

Retail: $348.77
Our Price: $313.89
(246)
In Stock
Add to Cart
Quickly and easily stabilize your unhitched fifth-wheel trailer with this rustproof, lightweight aluminum tripod. Adjustable hitch cup makes setup a snap, and the included padlock provides an effective theft deterrent.Features: Tripod holds your parked 5th-wheel trailer steady at the king pin Helps to eliminate front-to-back and side-to-side motion of unhitched trailer or RV Threaded hitch cup allows for easy
  • 1 Jack
  • 1001 - 2000 lbs
  • 5th Wheel Camper
  • Ultra-Fab Products
  • Tripod Jacks
  • Manual Jack
  • Aluminum

Ultra-Fab Economy 5th Wheel King Pin Tripod Stabilizer - Steel - 31" to 54" - 5,000 lbs

Our Price: $165.21
(217)
In Stock
Add to Cart
Quickly and easily stabilize your unhitched fifth-wheel trailer with this sturdy steel tripod. Adjustable hitch cup makes setup a snap.Features: Tripod holds your parked 5th-wheel trailer steady at the king pin Helps to eliminate front-to-back and side-to-side motion of unhitched trailer or RV Threaded hitch cup allows for easy
  • 1 Jack
  • 4001 - 5000 lbs
  • 5th Wheel Camper
  • Ultra-Fab Products
  • Tripod Jacks
  • Manual Jack
  • Steel

Gen-Y Hitch Shock Absorbing 5th Wheel Pin Box - Lippert 1621/1621HD - 30K - 4.5K TW

Our Price: $1,179.82
(72)
In Stock
Add to Cart
This shock-absorbing pin box provides a smooth, safe ride while you tow your fifth-wheel trailer. The all-in-1 box has no air bags to refill or small parts to replace. 4.5K Pin weight.Features: 5th-Wheel king pin box upgrades the existing pin box on your 5th-wheel trailer King pin inserts into your truck's 5th-wheel hitch Shock-absorbing design ensures a smooth, steady ride
  • Lippert 1621HD
  • Lippert 1621
  • 30000 lbs GTW
  • Upgraded Pin Box
  • Gen-Y Hitch
  • Absorbs Road Shock and Reduces Chucking

Curt Rota-Flex 5th Wheel Pin Box - Lippert 1621 - 21,000 lbs

Retail: $966.95
Our Price: $718.10
(83)
In Stock
Add to Cart
This Rota-Flex pin box has a pivoting head with a built-in rubber compound that works to reduce chucking and absorb road shock, resulting in a smoother ride and less wear and tear on your trailer ...
Features: Pivoting pin box replaces standard pin box on your 5th-wheel trailer to improve handling and limit strain on the truck and trailer Minimizes chucking by allowing controlled movement of king
  • Lippert 1621
  • 21000 lbs GTW
  • Upgraded Pin Box
  • CURT
  • Absorbs Road Shock and Reduces Chucking

Filters

2614 results

Vehicle Fit

Fit 2020 Airstream Basecamp Travel Trailer

Product Group