Trailer Parts Superstore® offers many torsion ramp door springs in different sizes and capacities. We also carry continuous coil ramp assist springs as well as a huge selection of hitch pins in many sizes for Horse trailers.
Stock# 7129081 PJ TRAILER black painted left - right hand torsion ramp spring with 180 degree leg angle is designed for a shaft no larger in diameter then 1".
Stock# 5445125 The Maximum Strength Steel Lock ONLY is a heavy-duty cast grade 30 steel lock with pins that are mechanically fastened in place for optimum strength. No welds to fail or plating to burn off and rust. SUPPLIES LIMITED
Stock# 5445126 The Maximum Strength Steel Lock ONLY is a heavy-duty cast grade 30 steel lock with pins that are mechanically fastened in place for optimum strength. No welds to fail or plating to burn off and rust. SUPPLIES LIMITED
Stock# 5445134 The standard 99" x 5" x 5" brush head seal and retainer for recessed 1" roller doors is constructed of high quality aluminum and the Nylon brush seals out dust better than rubber or vinyl. SUPPLIES LIMITED - 2 left in stock
Stock# 5445136 FLEET ENGINEERS W-Style Reefer side seal is co-extruded using PVC backing with flexible PVC front for the best seal against the door. Dimensions: 98.00" x 1.56" x.98". SUPPLIES LIMITED
Stock# 7108638 Rockwell American plain finish left hand torsion ramp assist spring with 180 degree leg angle is designed for a shaft no larger in diameter then 1.5".
Stock# 7108637 ROCKWELL American plain finish right hand and left hand torsion ramp assist spring kit is designed for a shaft no larger in diameter then 1.75". Kit includes (1) right side spring and (1) left side spring.
Stock# 7122082 CAM Superline long leg black powder coated finish left hand torsion ramp spring with 180 degree leg angle is designed for a shaft no larger in diameter then 2".
Stock# 5445090 FLEET ENGINEERS single spring features 24″ wire thickness with 1.75″ inner diameter Wire sized and wound for proper tension and long life Springs treated with rust preventative Includes bolt plug and winding plug wound onto spring for stronger design. SUPPLIES LIMITED - 3 left in stock
Stock# 7122081 CAM SUPERLINE long leg black powder coated finish left hand torsion ramp spring with 180 degree leg angle is designed for a shaft no larger in diameter then 2".
Stock# 5445089 FLEET ENGINEERS single spring features 24″ wire thickness with 1.75″ inner diameter Wire sized and wound for proper tension and long life. Springs treated with rust preventative. Includes bolt plug and winding plug wound onto spring for stronger design. SUPPLIES LIMITED - 2 left in stock
Stock# 5445088 FLEET ENGINEERS single spring features 24″ wire thickness with 1.75″ inner diameter Wire sized and wound for proper tension and long life Springs treated with rust preventative Includes bolt plug and winding plug wound onto spring for stronger design.
Stock# 5445101 FLEET ENGINEERS right curb side spring assembly for dual operator systems includes cable drum and bearing assembly, winding cone wound onto spring for stronger design, and internal spring spacer.
Stock# 5445102 FLEET ENGINEERS left roadside spring assembly for dual operator systems includes cable drum and bearing assembly, winding cone wound onto spring for stronger design, and internal spring spacer.
Stock# 5445103 FLEET ENGINEERS right curb side spring assembly for dual operator systems includes cable drum and bearing assembly, winding cone wound onto spring for stronger design, and internal spring spacer. White color code with 35" length.
Stock# 5445104 FLEET ENGINEERS left roadside spring assembly for dual operator systems includes cable drum and bearing assembly, winding cone wound onto spring for stronger design, and internal spring spacer. White color code with 35" length.
Stock# 1577011 Designed to assist with the lifting of ramps on heavy equipment trailers. Manufactured with 3/8" steel. Measurements: Outside of leg to outside of leg: 14.25" Leg Length: 4.25" Shaft I.D.: 1-1/2"
Stock# 1577068 The Overhead Ramp Door Spring System is designed for enclosed trailers. The system features a single drum and cable. The mounting bracket has two 3/8" holes that allow the installer to bolt the spring to the rear header. All mounting Hardware included except for mounting bolts. Single spring - 53" - 50 lbs.
Stock# 1577064 Overhead Ramp Door Spring System is designed for enclosed trailers. The system features a dual drum and cable. The mounting bracket has two 3/8" holes that allow the installer to bolt the spring to the rear header. All mounting Hardware included except for mounting bolts. Single spring - 66" - 80 lbs. (Dual Drum)
Stock# 1577066 Overhead Ramp Door Spring System is designed for enclosed trailers. The system features a double drum and cable. The mounting bracket has two 3/8" holes that allow the installer to bolt the spring to the rear header. All mounting Hardware included except for mounting bolts. Double spring - 96" - 2 x 60 lbs. (120 lbs.)
Stock# 1577067 Overhead Ramp Door Spring System is designed for enclosed trailers. The system features double drums and cables. The mounting bracket has two 3/8" holes that allow the installer to bolt the spring to the rear header. All mounting Hardware included except for mounting bolts. Double spring - 96" - 2 x 80 lbs. (160 lbs.)
Stock# 1577070 Overhead ramp door cables have an 80 lb. door capacity and feature aluminum eye ends. Each cable is 1/8" - 7 x 7 and measures 110" in length. (Sold in Pairs)
Stock# 1577071 Overhead ramp door cables have 120 - 160 lb. door capacity and feature aluminum eye ends. Each cable is 1/8" - 7 x 7 and measures 150" in length. (Sold in Pairs) SUPPLIES LIMITED
Stock# 1660037 CAR MATE over head door cable drums are specifically used with spring assist lift systems. Kit includes one right black-coded drum only.
Stock# 1326096 Forged 1040 steel hitch pins have a yellow zinc plated finish and a spring wire handle. Includes a zinc plated pin clip. Shaft measures 1/2" x 4-1/4"
Stock# 1326339 Forged 1040 steel hitch pins have a yellow zinc plated finish and a spring wire handle. Includes a zinc plated pin clip. Shaft measures 3/4" x 4-1/4"
Stock# 1326340 Forged 1040 steel hitch pins have a yellow zinc plated finish and a spring wire handle. Includes a zinc plated pin clip. Shaft measures 5/8" x 6-1/4"
Stock# 1326099 Forged 1040 steel hitch pins have a yellow zinc plated finish and a spring wire handle. Includes a zinc plated pin clip. Shaft measures 3/4" x 6-1/4"
Stock# 1326341 Forged 1040 steel hitch pins have a yellow zinc plated finish and a spring wire handle. Includes a zinc plated pin clip. Shaft measures 7/8" x 6-1/4"
Stock# 1326343 Forged 1040 steel hitch pins have a yellow zinc plated finish and a spring wire handle. Includes a zinc plated pin clip. Shaft measures 1-1/8" x 6-1/4"
Stock# 1326334 Poly-coated hitch pins have a powder coated steel shank and a high visibility blue poly-coated handle which makes the pin easy to see. Includes a zinc plated pin clip. Shank measures 1/2" x 4"
Stock# 1326335 Poly-coated hitch pins have a powder coated steel shank and a high visibility blue poly-coated handle which makes the pin easy to see. Includes a zinc plated pin clip. Shank measures 5/8" x 4"
Stock# 1326336 Poly-coated hitch pins have a powder coated steel shank and a high visibility blue poly-coated handle which makes the pin easy to see. Includes a zinc plated pin clip. Shank measures 3/4" x 4-1/2"
Stock# 5445023 FLEET ENGINEERS roll up door cables are constructed with heavy-duty 7 x 19 aircraft cable and have aluminum eye end with 1/4" cable eye. (Sold in Pairs) SUPPLIES LIMITED
Stock# 5445020 The Roll up door cables are constructed with heavy-duty 7 x 19 aircraft cable and have aluminum eye end with 5/16" cable eye. (Sold in Pairs) SUPPLIES LIMITED
Stock# 7107093 Big Tex Yellow zinc plated lynch pin with 10" lanyard, commonly found on Big Tex trailers, can be used to secure utility trailer ramp gates, cargo trailer doors and windows.
Stock# 5445022 FLEET ENGINEERS Roll-Up door cables are constructed with heavy-duty 7 x 19 aircraft cable and have aluminum eye end with 1/4" cable eye. (Sold in Pairs)
Stock# 5422227 Yellow zinc plated lynch pin, commonly found on Shoreland'r trailers, can be used to secure utility trailer ramp gates, cargo trailer doors and windows.
Stock# 5445021 FLEET ENGINEERS roll up door cables are constructed with heavy-duty 7 x 19 aircraft cable and have aluminum eye end with 5/16" cable eye. (Sold in Pairs)
Stock# 5445096 FLEET ENGINEERS large die cast cable drum is grooved to prevent cables from binding or wearing prematurely. Holds up to 130" of door cable. Right or roadside application. SUPPLIES LIMITED - 2 left in stock
Stock# 5445095 FLEET ENGINEERS large die cast cable drum is grooved to prevent cables from binding or wearing prematurely. Holds up to 130" of door cable. Left or roadside application. SUPPLIES LIMITED - 2 left in stock
Stock# 5445107 FLEET ENGINEERS shaft is constructed of 1" outside diameter heavy-duty steel tubing. Holes are drilled in one end only for cotter pins, with other end not drilled for flexibility. Measures 87" SUPPLIES LIMITED - 2 left in stock
Stock# 7122149 CAM Superline Hitch Pin and Clip for dump trailer gates and hitches. This pin is 1" in diameter, 5-1/4" long and comes with a 1/8" diameter clip.
Stock# 5445108 Fleet Engineers shaft is constructed of 1″ outside diameter heavy-duty steel tubing. Holes are drilled in one end only for cotter pins, with other end not drilled for flexibility. Measures 93" SUPPLIES LIMITED - 1 left in stock
Stock# 5445109 FLEET ENGINEERS dual overhead door spring shaft is constructed of 1" outside diameter heavy-duty steel tubing. Holes are drilled in one end only for cotter pins, with other end not drilled for flexibility. Measures 96" SUPPLIES LIMITED - 2 left in stock
Stock# 5445105 FLEET ENGINEERS spring spacer for dual spring operator assemblies features extruded PVC construction with zinc plated thrust washer. Measures 33" SUPPLIES LIMITED
Stock# 5445106 The Fleet Engineers spring spacer for dual spring operator assemblies features extruded PVC construction with zinc plated thrust washer. Measures 35" SUPPLIES LIMITED - 2 left in stock
Stock# 5445092 FLEET ENGINEERS 89.5" shaft for single spring operator assemblies is constructed of 1.00″ o.d. heavy-duty steel tubing. SUPPLIES LIMITED - 2 left in stock
Stock# 5445091 FLEET ENGINEERS 96" shaft for single spring operator assemblies is constructed of 1.00″ o.d. heavy-duty steel tubing. SUPPLIES LIMITED - 3 left in stock
Stock# 5445111 Fleet Engineers dual spring black nylon cable drum and bearing assembly. The cable drums are grooved to prevent cables from binding or wearing prematurely. Left roadside with red color code.
Stock# 5445112 FLEET ENGINEERS dual spring black nylon cable drum and bearing assembly. The cable drums are grooved to prevent cables from binding or wearing prematurely. Right Curbside.
Stock# 5445100 FLEET ENGINEERS replacement 1" bearing with Steel construction and a zinc plated finish. Measures 2.00 x 2.00 x .75 in with a 1" I.D. SUPPLIES LIMITED - 2 left in stock