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.