Bendix offers maintenance kits to maintain Bendix and Knorr-Bremse Air Disc Brakes. Kits include: Guide and Seal Kits, Tappet Kits, Wear Sensing Kits, etc. to maintain your Air Disc Brakes (ADB22X®, ADB22X®-LT, Knorr-Bremse SB7™ and SN7™ series calipers). Tool kits are also available to support disassembly and assembly.