Brake Block Effectiveness Rating
Brake Effectiveness Marking for Brake Blocks--Truck and Bus
Inertia Dynamometer Rotor Crack Test Procedure for Air Disc Brakes
This Recommended Practice applies to commercial vehicles equipped with air disc brakes and above 4536 kg of Gross Vehicle Weight Rating. Other assessments on the friction material or rotor related to wear, durability, correlation to product life, noise, judder, compliance to specific regulations, etc., are not part of this RP (Recommended practice).