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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On Sale
1/4 Inch Inserts For Plastic Airlines
AFTERMARKET
Now: $0.29Was: $1.01Standard Air Brake Tubing Inserts * High Quality Air Brake Tubing Insert* Nylon* 1/2 Inch* For Plastic Air Line * Package 50* Sold Individually* Warranty On Air Brake Tubing Inserts Against Defects In Workmanship & Material From Date Of Purchase*** High...Now: $0.29Was: $1.01 -
3/8 Inch Inserts For Plastic Airlines
AFTERMARKET
$0.99Standard Air Brake Tubing Inserts * High Quality Tubing Insert* Brass* 3/8 Inch* For Plastic Air Line * Package 50* Sold Individually* Warranty On Tubing Inserts Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...$0.99 -
1/4 Inch Inserts For Nylon Airlines
AFTERMARKET
$1.99Standard Air Brake Tubing Inserts * High Quality Air Brake Tubing Insert* 1/4 Inch* For Plastic/Nylon Air Line * Package 50* Sold Individually* Warranty On Air Brake Tubing Inserts Against Defects In Workmanship & Material From Date Of Purchase*** High...$1.99 -
3/4 Inch Air Line Union
AFTERMARKET
$28.99Air Line Union * High Quality Union* 3/4 Inch* Sold Individually* Warranty On Air Line Union Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)***$28.99 -
5/8 Inch Air Line Union
AFTERMARKET
$14.99Air Line Union * High Quality Union* 5/8 Inch * Sold Individually* Warranty On Air Line Union Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket Replacement Part (Not OEM)***$14.99 -
On Sale
Brass 1/4 Inch Comp Nut
AFTERMARKET
Now: $0.32Was: $3.20Comp Nut * Made Of High Quality 1/4 inch brass* Sold Individually* Warranty On Nut Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket Replacement Part (Not OEM)***Now: $0.32Was: $3.20 -
1/2 Inch Air Line Sleeve
AFTERMARKET
$1.20Air Line Sleeve * High Quality Sleeve* 1/2 Inch* Sold Individually* Warranty On Sleeve Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket Replacement Part (Not OEM)***$1.20 -
1/4 Inch Air Line Sleeve
AFTERMARKET
$3.99Air Line Sleeve * High Quality Sleeve* 1/4 Inch* Sold Individually* Warranty On Sleeve Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket Replacement Part (Not OEM)***$3.99 -
5/8 Inch Brass Airline Sleeve For Nylon Tubing
AFTERMARKET
$7.135/8 Inch Air Brake Sleeve * High Quality Air Line Sleeve* Brass* 5/8 Inch* For Nylon Tubing* Sold Individually* Warranty On Air Line Sleeves Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not...$7.13 -
1/4 Inch Brass Flared Cap Nut
AFTERMARKET
$3.99Brass Flared Cap Nut W/ 1/4 Inch Threads * High Quality Flared Cap Nut* Brass* 1/4 Inch* Sold Individually* Warranty On Flared Cap Nuts Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not...$3.99 -
3/8 Inch Brass Flared Seal Plug
AFTERMARKET
$2.99Brass Flared Seal Plug W/ 3/8 Inch Threads * High Quality Flared Seal Plug* Brass* 3/8 Inch* Sold Individually* Warranty On Flared Seal Plugs Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part...$2.99 -
1/4 Inch Brass Flared Seal Plug
AFTERMARKET
$9.99Brass Flared Seal Plug W/ 1/4 Inch Threads * High Quality Flared Seal Plug* Brass* 1/4 Inch* Sold Individually* Warranty On Flared Seal Plugs Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part...$9.99