Heavy-Duty Truck Air System Parts

Port Thread Diameter: 1/4 in M16 M22 1/4 in M22 M22 M22 M16 M16.  Pipular applications - Volvo TRUCKS Volume:35 L Volvo P# 21235929/22945941

QUICK RELEASE VALVE QR-1C.|port:1/4in supply, 3/8in delivery, 1/4in balancemount type: bolt onstyle: quick release valverating: supply and delivery...

TR-3 Air Brake Inversion Valve - Remanufactured.Supply Port: 1/4-18 NPT Delivery Port 1: 1/4-18 NPT Control Port 1: 1/8-27 NPT Exhaust Port: Dust S...

DASH VALVE MV-3. Ports: 3/8in PTC.

Spring brake control valve for TRAILERS. 

Body Blank 22.06 x 37.75. Head 2 x 2”. Braket 2 pcs. Main Port 3 x 3/4 “ NPT. Head Port 2 x 3/8 “ NPT. Drain Port 1 x 1/4 “ NPT. Plug / Protector 1...

Provides a balanced control line signal for multi-axle trailers or combination vehicles. Improves service brake release and helps eliminate brake d...

Automatically seals off tractor's air supply to the trailer in the event of a breakaway or leak. Made of premium quality materials for durability a...

Air Brake Relay Valve Crack Pressure - 4 PSI. Air Delivery Port (in.)- 4 x 3/8 NPTF. Air Inlet port size (in.) - 4 x 1/2 NPTF. Air Signal port size...

Made of high quality materials using state-of-the-art equipment and technology. Direct-fit, OE-compliant design makes it easy to install with minim...

Popular application - VOLVO, Mack, International HEAVY DUTY TRUCKS. All dryers contain dark gray anodized aluminum castings for better corrosion co...