Tractor Truck

Parts Books

Technical Bulletins


  • Tractor
  • Truck - Medium
  • Truck - Heavy
  • Trailer
  • Bus & Coach
  • Fire & Emergency
  • Construction
  • Military
  • Motor Home

Did You Know?

WABCO is the first to the NA market with OnGuard. 90,000+ systems in the field and 32 billion highway miles.

Air Brake Control Valves

WABCO is focused on continuously developing integrated safety technology and efficient system solutions, delivered by the broadest and most experienced support network


WABCO offers a complete product line of pneumatic valves and components to meet tractor, truck and bus air brake system requirements. WABCO offers engineering support to design vehicle air brake systems for all vehicle applications that will comply to FMVSS 121.

Features & Benefits

  • Interchangeable with industry mounting practices
  • Die cast and injection molded materials to minimize weight packaging
  • Optional traditional SAE or push to connect ports
  • Corrosion protection against latest anti-icing materials
  • Industry leading performance characteristics for optimizing brake system performance
  • Continuous improvement practices and engineering experience in place to introduce new / updated products
WARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to