Parts Diagrams
Use these manufacturer exploded view diagrams and schematics to identify the exact part you need — then search our catalog by part number. All documents are official publications from leading heavy-duty truck component manufacturers.
Bendix Air Brake System Schematic
Manufacturer: Bendix Commercial Vehicle Systems
Complete color-coded air brake system schematic showing compressor, air dryer, reservoirs, gladhands, brake valves, chambers and ABS. Essential reference for diagnosing air system problems.
Bendix ADB22X Air Disc Brake – Exploded View
Manufacturer: Bendix Commercial Vehicle Systems
Detailed exploded view of the ADB22X air disc brake caliper, carrier, adjuster and adapter assembly. Includes part identification and disassembly instructions.
Bendix SR-5 Trailer Spring Brake Valve
Manufacturer: Bendix Commercial Vehicle Systems
Internal and external diagrams for the SR-5 trailer spring brake valve. Covers operation, service, and component identification for this critical safety valve.
SAF-Holland FW35 Fifth Wheel – Rebuild Manual
Manufacturer: SAF-Holland (Holland Hitch)
Complete rebuild manual with full exploded view diagrams for FW35, XA-351, FW33, XA-331, FW31 and air-release fifth wheels. Includes parts list and step-by-step assembly procedures.
SAF-Holland FW35 Fifth Wheel – Owners Manual
Manufacturer: SAF-Holland (Holland Hitch)
Installation, operation and maintenance manual for the FW35 series. Covers coupling procedures, lubrication intervals, inspection checklist and adjustment specifications.
6 and 7-Way Trailer Connector Wiring Diagrams
Source: Croft Trailer Supply
Standard DOT-compliant wiring diagrams for 6-way and 7-way round trailer connectors. Shows truck-side and trailer-side pinouts with color codes for ground, lights, brakes and auxiliary power.
More Manufacturer Technical Libraries
Need a diagram we do not have yet? These official portals have comprehensive libraries:
- Bendix Technical Documents – Air brakes, ABS, compressors, dryers
- Meritor Literature on Demand – Brakes, axles, driveline (Login: Welcome / Password: Cummins)
- SAF-Holland Download Center – Fifth wheels, landing gear, kingpins
- Hendrickson Technical Resources – Suspension systems
- Eaton/Fuller Publications – Transmissions, clutches, axles
- Haldex Product Documentation – Air disc brakes, slack adjusters
Cannot find the part you need? Call us at 800-886-4926 – we can look it up for you.