Semi-Truck Safety, Air & Electrical Universal
Semi-Truck Safety, Air & Electrical parts from 4 State Trucks can help keep your truck on the road. From air compressors and valves to fuses and lights, find the parts you need for air system maintenance and electrical repairs. Explore our selection to help maintain your truck's performance.
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40 Inch Heavy Duty Chrome-Plated Pogo Stick
AUTOMANN USA
$43.9940 Inch Heavy Duty Chrome-Plated Pogo StickKeep your hoses, tubing and wires safe on your rig with this 40 Inch chrome heavy duty pogo stick. It suspends the hoses and cabling which run between the truck and the trailer it is hauling. This helps prevent...$43.99 -
Die Cast Trailer Plug With Spring
AUTOMANN USA
$6.01Trailer Plug With Spring * Made Of High Quality Die Cast* 6 Way* With Spring* Sold Individually* Warranty On Trailer Plug Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)***$6.01 -
Hyper-Flex Glad Hand Seals
AFTERMARKET
$5.02Set Of 4 Glad Hand Seals * High Quality Glad Hand Seal* Made Of Polyurethane* (2) Red * (2) Blue* Large Face* Sold As Packages Of 4* Warranty On Glad Hand Seals Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...$5.02 -
Control Valve Air Suspension Normal Open
TPHD
$60.47Control Valve Air * High Quality Control Valve* Sold Individually* Warranty On Valve Air Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)***$60.47 -
Plastic Air Brake Hose Separator For Two 3/8 Inch ID Hoses
AUTOMANN USA
$2.25Standard Air Brake Hose SeparatorRoute your airlines in your breaking system without the worry of them rubbing together or getting tangled with this plastic air hose separator. It fits 2 hoses with a 3/8 inch Inner diameter. * High Quality Air Hose...$2.25 -
Stainless Steel Air Line Box Backplate
PHOENIX DESIGN
$65.88Stainless Steel Air Line Box Backplate * High Quality Airline Box Backplate* Sold Individually* Made In USA* Warranty On Airline Box Backplate Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part...$65.88 -
Super Strength Molding Tape, 1/2 Inch X 5 Foot
AFTERMARKET
$16.31Weather Resistant Double Sided Adhesive3M Super Strength Molding Tape is the ultimate solution for securely attaching side moldings and trim to your vehicles, ensuring long-lasting protection and increased value. With its robust adhesive and effortless...$16.31 -
Trailer Brake Controller Wiring Kit For Tow Vehicles Compativle W/ 2, 4, 6 Or 8 Brake Systems
CURT MANUFACTURING
$63.99Trailer Brake Controller Wiring Kit Compatible W/ 1 To 4 Axles * High Quality Trailer Brake Controller Wiring Kit* For Tow Vehicles Not Equipped With Factory Tow Package Wiring * Compatible With 2, 4, 6 Or 8-Brake Systems (1-4 Axles) * Designed For Use...$63.99 -
Universal Trailer Brake Controller Harness W/ Pigtails, 24 Inch 12-G Wires, Slit Loom Sleeve
CURT MANUFACTURING
$23.9924 Inch Trailer Brake Controller Harness W/ 12-G Wire, Pigtails & Slit-Loom Sleeve * High Quality Trailer Brake Controller Harness* Made Of 12 Gauge Wire* Splices Into A Vehicle For A Quick Plug Brake Controller Connection * Compatible With Any Curt...$23.99 -
Trailer Brake Controller Harness W/ Pigtails, Slit-Loom Sleeve, 24 Inch 12-G Wire
CURT MANUFACTURING
$10.9924 Inch Trailer Brake Controller Harness W/ 12-G Wire, Pigtails & Slit-Loom Sleeve * High Quality Trailer Brake Controller Harness* Made Of 12 Gauge Wire* Splices Into A Vehicle For A Quick Plug Brake Controller Connection * Compatible With Any Curt...$10.99 -
Air Valve FF2 Full Function
AUTOMANN USA
$94.58Air Valve FF2 Full Function * High Quality Air Valve Full Function* Replaces OEM # KN28600, 5396KN28600* Sold Individually* Warranty On Air Valve FF2 Full Function Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...$94.58 -
Annual Inspection Form With Decal
AFTERMARKET
$41.50Annual Inspection Form * High Quality Decal Set* Inspection Form With Decal* Dimensions - Decal 4 Inch Length- 2.5 Inch Height- Form 8.5 Inch Length- 11 Inch Height* 10 Per Pack* Sold As Set* Warranty On Decal Set Brackets Against Defects In Workmanship...$41.50