linings must meet these requirements, but they are optional for aftermarket linings. The Canadian equivalent rules (CMVSS 121) offer no standard for aftermarket linings either. ensure torque balance.

With copper-free brake standards taking effect, suppliers are reengineering friction materials, and fleets are weighing what the change means for air disc brake performance on the road.

Edge markings on brake lining material are not indicators of lining quality or performance. The markings indicate who made it, what it’s made of, and its coefficient of friction. A friend of mine says ...

In response to Federal Motor Vehicle Safety Standard (FMVSS) 121 reduced stopping distance (RSD) requirements, brake lining manufacturers have released a range of new replacement products. “It is ...

Bendix Spicer Foundation Brake says its three new air-brake friction materials represent an effort to more closely align its original equipment and aftermarket product portfolios. The available Bendix ...

If there’s one thing on commercial vehicles that operations and maintenance professionals need to understand, it’s braking systems. Not getting a truck to start rolling on time will cause delayed ...

Most brakes use some type of friction lining. Asbestos, once the accepted friction material, has been replaced in most cases by nonasbestos materials. Contents of the new material, largely proprietary ...