Semi-Truck Trailer Parts
Get top-notch semi-truck trailer parts at 4 State Trucks. From automatic slack adjusters to air bags and torque arms, we've got what your rig needs. Our parts are known for quality and reliability, making maintenance hassle-free. Looking for fuel tank straps or air tanks? We've got those too. Shop now and keep your truck in peak condition.
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Over 80 Inch Wide Submersible Combination Tail Light W/O License Light - Red LED / Red Lens
UNITED PACIFIC
$29.77Sonically Sealed Square LED Combination Tail Light * High Quality Combination Light* Made Of Polycarbonate* 80 Inch Wide* With (12) Red LED And (4) Red LED Side Marker* Sonically Sealed To Housing To Prevent Moisture Intrusion* 3 Wires - White -Ground-...$29.77 -
Over 80 Inch Wide LED Submersible Combination Tail Light Kit - Red LED / Red Lens
UNITED PACIFIC
$74.86Sonically Sealed Square LED Combination Tail Light * High Quality Combination Light Kit* Kit Includes: - Light- Bracket Item Number 09-010600037 - Wires* Made Of Polycarbonate* 80 Inch Wide* (24) Red LED * (8) Red LED Side Marker * (4) White LED License...$74.86 -
20 LED 7 Inch Round Back-Up Light - Super Bright LED
UNITED PACIFIC
$26.997 Inch Round Back Up Light * High Quality Back-Up Light* 7 Inch* 20 LED * Round* Sold Individually* Warranty On Back-Up Lights Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)**** This...$26.99 -
Trailer Hubcap Mounting Clip Set With 3/8 Inch Diameter Hole For 9.25 Inch Hubcaps - Pack Of 3
UNITED PACIFIC
$3.15Wheel Hubcap Mounting Hardware For 9.25 Inch Trailer HubcapsSecure your trailer hubcaps with our Hubcap Mounting Clip Set. This three-piece set is designed to keep your hubcaps firmly in place, ensuring they stay attached during travel. Each clip has...$3.15 -
18 LED Mid Trailer Turn Signal Light Kit W/ Grommet & Plug - Amber LED/ Amber Lens
UNITED PACIFIC
$23.45Amber LED Mid Trailer Turn Signal Light Kit With Amber Polycarbonate LensThe high-quality mid trailer turn signal light kit includes a light, grommet, and plug. The light features a polycarbonate construction and contains 18 amber LEDs with an amber lens...$23.45 -
Over 80 Inch Wide LED Submersible Combination Tail Light Kit - Red LED / Red Lens, Driver & Passenger Side
UNITED PACIFIC
$27.73Submersible Combination Tail Light Kit * High Quality Combination Tail Light* Kit Includes- (2) Stop And Tail Lights- (2) Amber Side Marker Lights- 25 Ft Trailer Wire Harness- 4 Ft Trunk Connector- License Bracket- All Mounting Gear* 80 Inch* Submersible...$27.73 -
Over 80 Inch Wide Submersible Combination Tail Light W/O License Light, Passenger Side - Red LED / Red Lens
UNITED PACIFIC
$6.21Submersible Combination Tail Light Without License Light * Combination Tail Light* 80 Inch* Submersible * Without License Light* Designed With Acrylic Lens And High Impact Housing* Meets DOT Requirements For Stop/Turn/Tail* Rear And Side Reflector* Side...$6.21 -
Over 80 Inch Wide Rectangular Submersible Combination Tail Light W/O License Light
UNITED PACIFIC
$7.99High Impact Submersible Combination Rectangular Tail Light W/ Acrylic Lens * High Quality Tail Light* 80 Inch* Rectangular Submersible Combination* Without License Light* Designed With Acrylic Lens And High Impact Housing* Gaskets Create Air Pocket...$7.99 -
Over 80 Inch Wide Submersible Combination Tail Light W/ License Light, Driver Side
UNITED PACIFIC
$7.28Submersible Combination Tail Light With License Light * High Quality Tail Light* 80 Inch* Submersible Combination* License Light* Designed With Acrylic Lens And High Impact Housing* Standard 2 Inch Stud Mounting* Meets Dot Requirements For Stop/Turn/Tail...$7.28 -
On Sale
Rubber Gasket For Hubcap Bracket
UNITED PACIFIC
Now: $0.26Was: $2.13Rubber Gasket For Hubcap Bracket Propar AxleEnsure a secure fit for your hubcap bracket with the Rubber Gasket designed specifically for the Propar Axle. Crafted from durable rubber, this gasket provides a reliable seal to prevent any unwanted movement...Now: $0.26Was: $2.13 -
Trailer Hubcap Bracket For Stemco
UNITED PACIFIC
$10.29Trailer Hubcap Mounting Bracket For StemcoThe Trailer Hub Cap Bracket is designed specifically for Stemco trailers, featuring 3/8 inch holes and measuring 6.75 inches center to center. Its outer diameter is 8.4375 inches with an inner diameter of 6...$10.29 -
Clip Set For Trailer Holds 8 Inch Cap - Set Of 3
UNITED PACIFIC
$5.19Clip Set For TrailerSecure your 8-inch hubcap with our clip set. Designed to hold the cap firmly in place, this aftermarket replacement part (not OEM) ensures a snug fit for your hubcap. Sold individually, it offers a convenient solution for maintaining...$5.19