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

Retail: $129.05
Our Price: $76.58
In Stock
  • King Pin Only
  • Buyers Products

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

Retail: $120.95
Our Price: $78.63
In Stock
  • 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: $95.48
In Stock

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

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

Retail: $114.99
Our Price: $80.24
In Stock
  • King Pin Only
  • Buyers Products

Reese Sidewinder 5th Wheel King Pin with Rotating Turret - 20,000 lbs

Our Price: $1,366.12
In Stock
Make tight 90-degree turns with your short-bed pickup while towing your fifth-wheel trailer using this extended pin box. The pivoting action lets your trailer turn and clear the cab so you don't ...
rear axle Easy hookup and disconnect - king pin slides into your 5th-wheel trailer hitch from almost any angle Locking wedge prevents king pin from rotating inside your Reese or Pro Series 5th-wheel
  • M and M 663
  • Lippert Rhino
  • Fabex 663
  • M and M 665
  • Lippert 0719
  • Fabex 665
  • Lippert 1621
  • Lippert 1621HD
  • 20000 lbs GTW
  • Upgraded Pin Box
  • Reese
  • Provides Turning Clearance
  • Rigid Suspension

New Arrivals — From Our Shop to You!

Chosen by folks who live and breathe this, just like you.

New Arrivals — From Our Shop to You!

Chosen by folks who live and breathe this, just like you.

Kristin
Kristin etrailer team member
Kristin etrailer team member

15

Years

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589

Installations

15,864

Customers Helped

Any questions? Chat us from Missouri

Reese Sidewinder 5th Wheel King Pin with Rotating Turret - Lippert 1716 and 0115 - 20,000 lbs

Our Price: $1,469.50
In Stock
Make tight 90-degree turns with your short-bed pickup while towing your fifth-wheel trailer using this extended pin box. The pivoting action lets your trailer turn and clear the cab so you don't ...
rear axle Easy hookup and disconnect - king pin slides into your 5th-wheel trailer hitch from almost any angle Locking wedge prevents king pin from rotating inside your Reese or Pro Series 5th-wheel
  • Lippert 0115
  • Lippert 1716
  • Lippert 1116
  • 20000 lbs GTW
  • Upgraded Pin Box
  • Reese
  • Provides Turning Clearance
  • Rigid Suspension

Trailair Air Ride 5th Wheel King Pin - Leland 7920 - 21,000 lbs

Our Price: $1,617.47
In Stock
Experience smooth, stable towing with your fifth-wheel trailer by replacing your ordinary pin box with an air-ride-equipped model. The scissoring action of the coupler allows the interior air bag to ...
breaking down Direct replacement for OEM pin box King pin connects to any 5th-wheel trailer hitch Sturdy steel construction Specs: Designed to replace the following pin box: Leland 7920 Weight capacity
  • Leland 7920
  • 21000 lbs GTW
  • Upgraded Pin Box
  • Lippert
  • Absorbs Road Shock and Reduces Chucking
  • Air Ride Suspension

BOLT King Pin Lock for 5th Wheel Trailers - Steel - 2" Collar

Retail: $41.93
Our Price: $14.91
In Stock
This heavy-duty collar works with your existing BOLT hitch lock to secure your fifth-wheel trailer king pin. Wrap collar around your fifth wheel's king pin and insert lock to deter towaway theft ...
Features: Heavy-duty collar wraps around your 5th-wheel trailer's king pin to help prevent towaway theft Requires BOLT hitch lock with 5/8" pin diameter (sold separately) Hardened steel
  • King Pin Locking System
  • Bolt

Trailair Air Ride 5th Wheel King Pin - Fabex 750, 765 and 770, RBW 7028 - 21,000 lbs

Our Price: $1,799.66
Experience smooth, stable towing with your fifth-wheel trailer by replacing your ordinary pin box with an air-ride-equipped model. The scissoring action of the coupler allows the interior air bag to ...
breaking down Direct replacement for OEM pin box King pin connects to any 5th-wheel trailer hitch Sturdy steel construction Specs: Designed to replace the following pin boxes: Fabex 750, 765 and 770 RBW 7028
  • RBW 7028
  • Fabex 765
  • Fabex 750
  • Fabex 770
  • 21000 lbs GTW
  • Upgraded Pin Box
  • Lippert
  • Absorbs Road Shock and Reduces Chucking
  • Air Ride Suspension

Trailair Air Ride 5th Wheel King Pin - Fabex 730, RBW 7019 - 21,000 lbs

Our Price: $1,878.50
In Stock
Experience smooth, stable towing with your fifth-wheel trailer by replacing your ordinary pin box with an air-ride-equipped model. The scissoring action of the coupler allows the interior air bag to ...
breaking down Direct replacement for OEM pin box King pin connects to any 5th-wheel trailer hitch Sturdy steel construction Specs: Designed to replace the following pin boxes: Fabex 730 RBW 7019 Weight
  • RBW 7019
  • Fabex 730
  • 21000 lbs GTW
  • Upgraded Pin Box
  • CURT
  • Absorbs Road Shock and Reduces Chucking
  • Air Ride Suspension

Trailair Air Ride 5th Wheel King Pin - Steelco/Davis, Venture - 21,000 lbs

Retail: $1,560.95
Our Price: $1,302.22
In Stock
Experience smooth, stable towing with your fifth-wheel trailer by replacing your ordinary pin box with an air-ride-equipped model. The scissoring action of the coupler allows the interior air bag to ...
breaking down Direct replacement for OEM pin box King pin connects to any 5th-wheel trailer hitch Sturdy steel construction Specs: Designed to replace the following pin boxes: Venture CJ20515 and CJ20517
  • Steelco-Davis PB02
  • Venture CJ20517
  • Venture CJ20515
  • Steelco-Davis PB02W
  • 21000 lbs GTW
  • Upgraded Pin Box
  • Lippert
  • Absorbs Road Shock and Reduces Chucking
  • Air Ride Suspension

Trailair Air Ride 5th Wheel King Pin - Steelco/Davis, Venture - 21,000 lbs

Retail: $1,546.95
Our Price: $1,407.26
Experience smooth, stable towing with your fifth-wheel trailer by replacing your ordinary pin box with an air-ride-equipped model. The scissoring action of the coupler allows the interior air bag to ...
breaking down Direct replacement for OEM pin box King pin connects to any 5th-wheel trailer hitch Sturdy steel construction Specs: Designed to replace the following pin boxes: Steelco/Davis PB01 Venture
  • Venture CJ13517
  • Venture CJ13515
  • Venture Short
  • Steelco-Davis PB01
  • 21000 lbs GTW
  • Upgraded Pin Box
  • Lippert
  • Absorbs Road Shock and Reduces Chucking
  • Air Ride Suspension

5th Airborne Premium 5th Wheel Air Ride King Pin with Sidewinder - No Turret - 16,000 lbs

Retail: $2,480.80
Our Price: $1,511.82
Connect the turret portion (sold separately) of the sidewinder to this arm assembly to create a complete 5th Airborne sidewinder, which will enable you to easily make up to 90-degree turns. The built-in air bag both cushions and supports your load. forward for light tongue weights Move backward for heavy tongue weights King pin connects to standard 5th-wheel trailer hitch and allows easy hookup and disconnect at any angle 1-Piece, streamlined
  • 16000 lbs GTW
  • Upgraded Pin Box
  • Reese
  • Provides Turning Clearance
  • Absorbs Road Shock and Reduces Chucking
  • Air Ride Suspension

Spacer Kit for Reese 20K Goose Box, Sidewinder, or 5th Airborne 5th Wheel King Pin - Wide Wingset

Retail: $69.52
Our Price: $64.63
In Stock
If your camper has a wide pin box wingset, this spacer kit ensures a snug fit when installing a 20K Reese Goose Box, Sidewinder, or 5th Airborne fifth-wheel king pin.Features: Ensures a snug fit when installing a 20K Goose Box (94920), Sidewinder (69220), or 5th Airborne (94420) 5th-wheel king pin on a trailer with a wide pin box wingset Required if replacing one
  • 5th Wheel Pin Box
  • Reese
  • Sidewinder Parts
  • RBW Pin Box
  • Lippert Pin Box
  • Fabex Pin Box

etrailer 5th Wheel King Pin Lock - Keyed Alike

Retail: $43.43
Our Price: $28.74
In Stock
King pin lock deters towaway theft of your fifth-wheel trailer. Heavy-duty aluminum collar fits around your trailer's king pin and secures with the chrome-plated, pick-proof steel lock. Can be ...
Features: Heavy-duty king pin lock deters theft of your 5th-wheel trailer Aircraft-grade aluminum collar fits around the king pin Pick-proof steel locking pin secures the collar in place Rubber end
  • Silver
  • Aluminum
  • etrailer
  • Keyed Alike

etrailer 5th Wheel King Pin Lock - Keyed Alike - Yellow

Our Price: $31.95
In Stock
King pin lock deters towaway theft of your fifth-wheel trailer. Heavy-duty aluminum collar fits around your trailer's king pin and secures with the chrome-plated, pick-proof steel lock. Can be ...
Features: Heavy-duty king pin lock deters theft of your 5th-wheel trailer Aircraft-grade aluminum collar fits around the king pin Pick-proof steel locking pin secures the collar in place Rubber end
  • Yellow
  • Steel
  • etrailer
  • Keyed Alike

AMPLock King Pin Lock for PullRite and Sidewinder 5th Wheel Pin Boxes - Steel

Our Price: $155.00
Use this sturdy king pin lock to deter towaway trailer theft. Lock fits over your fifth-wheel trailer's king pin. Resists picking and drilling. Works with PullRite and Sidewinder pin boxes.Features: Tamper-resistant, sturdy lock deters trailer theft by preventing hookup Surrounds your 5th-wheel trailer's king pin Prevents would-be thieves from hitching your trailer to their tow
  • Gray
  • Steel
  • AMPLock
  • Keyed Unique

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

Retail: $899.99
Our Price: $799.99
In Stock
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 Rhino
  • 24000 lbs GTW
  • Upgraded Pin Box
  • MORryde
  • Reduces Chucking
  • Rubber Spring Suspension

MORryde Cushioned 5th Wheel Pin Box for 11.5K to 14K Trailers w/ Lippert 1621 and 1621HD

Retail: $1,039.98
Our Price: $799.99
In Stock
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 11,501-lb - 14,000-lb GVWR (maximum loaded weight) Designed to
  • Lippert 1621HD
  • Lippert 1621
  • 21000 lbs GTW
  • Upgraded Pin Box
  • MORryde
  • Reduces Chucking
  • Rubber Spring Suspension

MORryde Cushioned 5th Wheel Pin Box for 11K to 14K Trailers w/ Lippert Rhino

Retail: $899.99
Our Price: $799.99
In Stock
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 11,501-lb - 14,000-lb GVWR (maximum loaded weight) Designed to
  • Lippert Rhino
  • 24000 lbs GTW
  • Upgraded Pin Box
  • MORryde
  • Reduces Chucking
  • Rubber Spring Suspension

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

Retail: $949.45
Our Price: $799.99
In Stock
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
  • Rubber Spring Suspension

MORryde Cushioned 5th Wheel Pin Box for 18K to 21K Trailers w/ Lippert Rhino

Retail: $899.99
Our Price: $799.99
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 over 18,000-lb GVWR (maximum loaded weight) Designed to replace
  • Lippert Rhino
  • 24000 lbs GTW
  • Upgraded Pin Box
  • MORryde
  • Reduces Chucking
  • Rubber Spring Suspension

MORryde Cushioned 5th Wheel Pin Box for 14K to 18K Trailers w/ Lippert 1116

Retail: $1,022.98
Our Price: $799.99
In Stock
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 1116
  • 19000 lbs GTW
  • Upgraded Pin Box
  • MORryde
  • Reduces Chucking
  • Rubber Spring Suspension