Tractor Truck

Technical Bulletins

Sales Brochures

Parts Books


  • 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. 20,000+ systems in the field; 3 billion highway miles.

MAXXUS™ Air Disc Brake


With fewer components** and high reliability, WABCO’s MAXXUS™ Air Disc Brake (ADB) is the future of braking and lays the foundation to support advanced functions necessary for autonomous driving.

WABCO is the market innovator and pioneer behind single-piston technology. MAXXUS single-piston ADB is the smart choice as it offers 25% fewer parts** which reduces complexity and can lead to faster, easier maintenance and increased vehicle uptime. With more than 20 years of innovation and experience in single-piston ADB technology, WABCO is the trusted supplier of customers worldwide.

Features & Benefits

  • Comparable output force as double piston technology
  • 10% shorter stopping distance than FMVSS requirement
  • Robust bidirectional adjuster mechanism helps ensure optimal running clearance even in extreme conditions
For more information on MAXXUS, please access the sales brochure.

For technical drawings, cross-referencing information, vehicle application data and more, please access WABCO’s Product Catalog, INFORM.
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

*Based on 2017 data
**Compared to double-piston designs