Air Disc Wheel End Training System with Cutaways

SKU: HV-126-DC

The HV-126-DS_052960 trainer includes a heavy duty truck disc assembly with air chamber. Using shop air (90 psi minimum) the service and parking brakes can be applied, the brake system can be dismantled, adjusted and the brakes can be measured. The trainer includes cutaways showing the caliper, the s-cam and the bearing races.

Educational Advantages

Educational Advantages

  • Allows full visualization of the air brake disc type assembly without the requirements of having a complete vehicle in the classroom
  • Uses shop air to duplicate actual air brake disc type function
  • Complete operational air brake disc type


  • Bendix

Standard Equipment and Features

  • Air disc assembly
  • Shop air connection
  • Connections for service and parking brake
  • PP-1 push-pull type control valve
  • E2 foot brake valve
  • R-14 relay valve
  • SR-5 anti-compound trailer spring brake valve
  • Air reservoir with safety valve
  • Three (3) pressure gauges
  • Sectional cutaway that shows the caliper, the s-cam and the bearing races
  • One (1) mobile bench on casters (4) – two (2) are fixed and two (2) are swivel

HV-126DC Spec Sheet

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