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Enclosed trailer body panels and repair components. Trailer door hardware and trailer accessories like ramp door extensions and gap fillers. Whether you are adding a ramp door starter flap or replacing an existing one we have options from engineered wood to heavy duty aluminum options. Need to add a gap filler to cover the hole at the top of the ramp to the floor of the trailer? Look no further, we have both aluminum and heavy treadplate steel available in stock.

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ID 4010074
4010074 1" x 36-Yards 45-Mil 3M VHB Double Sided Trailer Skin Bonding Tape

1" x 36-Yards 45-Mil 3M™ VHB™ Double sided commercial trailer skin bonding tape. Used for commercial vehicle panel attachment such as trailers, truck bodies, ambulances, fire trucks and buses. Fast and easy-to-use permanent bonding method provides high strength and long-term durability. Virtually invisible fastening keeps surfaces smooth. 3M™ pioneered the use of durable acrylic foam tapes to attach sidewall panels and roofs on cargo trailers, eliminating the need for screws and rivets

Price$102.99
ID 52-0044
52-0044 48" Aluminum Heavy Duty Trailer Door Bar Lock
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48" Heavy duty aluminum bar lock helps resist corrosion. Main bar is 48-1/4"" tip to tip with handle mounted center of bar. Perfect for side entry, single rear and rear ramp door aluminum frame trailer applications. Can be mounted as a left or right. 

Please see images for dimensions

Hasp and mounting hardware not included.
Price$121.99
ID 999890
999890 90" Smooth Aluminum Transition Gap Filler with Hinge
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90" wide smooth aluminum transition flap can be cut down for smaller width trailers. Includes full length welded on aluminum hinge for easy installation. Gap filler is 10-3/8" long with hinge. Main body is 9" long and has a break at 2" to allow for a cleaner angle of approach. Overall width is 90". This transition flap installs on the floor inside of enclosed cargo trailers and flaps down over the gap between the floor and the top of the ramp so it is easier to roll items over without getting stuck in between. This item is 3/16" thick.

Price$209.99
ID CI-00565
CI-00565 Universal Adjustable Ladder Rack
The Immobilizer Ladder Rack is universal and designed for open or enclosed trailers. Quick and easy assembly in about 5 mins. Comes with installation hardware and carrying capacity is 150lbs per bar. 

Our California Immobilizer Ladder Racks are packed in a 4.5 x 2.5 x 57 Inch box for convenient shipping.


  • Extends from 5 Ft to 8 Ft – saves on inventory.
  • Adjusts in Height to fit high roof trailers.
  • Manufactured of Aluminum, light in weight but strong.
  • 150 lbs. max weight on each rack.
  • Never run out of ladder racks as one size fits all.
  • Four carriage bolts with washers for the sides.
  • One bolt with two washers for the extension tubes.


Note: these are sold individually

Price$221.99
ID 999865
999865 PlexCore Wood Ramp Extension Starter Flap
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16" deep x 87-1/2" wide x 3/4" thick PlexCore wood ramp extension starter flap with hinge. This ramp extension can be cut down for smaller width trailers.

What is PlexCore?

PlexCore is a hybrid cargo panel product that evolved out of the tough end-use requirements of the RV and marine industries. This high performance engineered board panel is comprised of many dense wood fiber strands harvested from sustainable forests that are formed under intense pressure into a multi-layer panel and bonded at high temperatures using 100% MDI exterior resins which reduce moisture absorption . PlexCore Cargo panels are the very best available, and built to withstand rugged long term use, has no knots or splits. Solid and dense uniformity for superior screw holding ability.

Price$258.99
ID 226100
226100 Overhead Ramp Door Spring Assist for 5' and 6' Wide Enclosed Trailers
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Overhead ramp spring assist fits most 4', 5', and 6' wide enclosed trailer brands. Main tube bar is 72" and can be cut down to fit a wide range of trailer widths. This is a single spring assist with 2 drums. Can be used in a single or dual cable application. Comes with mounting brackets for universal installations. Load bearing capacity of up to 200 lbs.

Ramp cables are not included

Price$291.99
ID ALDW017
ALDW017 Aluminum Pull-Out Step
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25-1/2" Wide x 11-1/2" Deep x 2" Tall Aluminum pull-out step. Step can be added under side entry trailer doors. The mounting area of this step is 24" on center. Typical installations include welding to aluminum frames but we have also had customers bolt steel brackets to it to add to their steel frame trailers.


  • Overall dimensions - 26-1/4" wide x 27-1/2" deep x 4" tall
  • Step dimension - 25-1/2" wide x 11-1/2" deep x 2" tall
  • Mount Area dimension - 2" wide x 14-3/4" deep x 1" tall.
Price$351.99
ID 999880
999880 Heavy Duty Aluminum Ramp Extension Starter Flap
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This heavy duty aluminum ramp extension starter flap comes reinforced for the toughest loads. Lasts longer and is more durable over wood starter flaps. 84" overall length x 12-3/4" deep x 1-1/8" thick at hinge and tapers as to slopes toward the ground. This item is usually cut down for smaller width enclosed ramp door trailers.

Price$364.99
ID 226110
226110 Overhead Ramp Door Spring Assist for 7' Wide Enclosed Trailers
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Overhead ramp spring assist fits most 7' wide enclosed trailer brands. Main tube bar is 80" and can be cut down to fit a wide range of trailer widths. This is a dual spring assist with 2 drums. designed to be used with dual cable application. Comes with mounting brackets for universal installations. Load bearing capacity of 210 lbs to 240 lbs.

Ramp cables are not included

Price$388.99
ID 226120
226120 Overhead Ramp Door Spring Assist for 8' and 8-1/2' Wide Enclosed Trailers
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Overhead ramp spring assist fits most 7-1/2', 8' and 8-1/2' wide enclosed trailer brands. Main tube bar is 96" and can be cut down to fit a wide range of trailer widths. This is a dual spring assist with 2 drums. designed to be used with dual cable application. Comes with mounting brackets for universal installations. Load bearing capacity of 280 lbs to 320 lbs.

Ramp cables are not included

Price$419.99
ID ALRR30-4
ALRR30-4 4' Low Car Ramp Extension Kit for Enclosed Car Hauler Trailers
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4’ Low Car Kit for enclosed car trailers. Designed to replace the stock starter flap ramp extension that normally comes on car trailers. Includes all mounting hardware needed to install on a car trailer ramp door to allow for a smoother longer angle of approach when loading race cars, automobiles, and other low to the ground applications. Ramps are ribbed on top for added grip during wet and muddy conditions. Hand knobs hold ramps securely to trailer ramp door while driving to keep them from banging around. Can be installed on any enclosed car trailer with wood ramp doors.

Please note that each ramp will mount thru the welded-on aluminum hinge, thru door, and thru riser bumpers. (use 2 riser bumpers per ramp)

Each ramp measures

  • 51-3/4” Tall with hinge open
  • 50-1/2” Tall with hinge folded
  • 48-1/4” Extended ramp portion hanging off ramp door
  • 24” Wide
  • 2-1/2” Thick at ramp door side and tapers down to 1” Thick at ground level


Kit Includes

  • Quantity 2 - 4-foot heavy duty aluminum ramp extensions with built in hinge
  • 2 Hand knobs and threaded wood inserts for securing to trailer ramp (in stowed position)
  • Mounting hardware to bolt thru ramp door
  • Quantity 4 – 4” tall ramp door riser bumpers for an added smoother angle of approach
Price$854.99
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