At RDW Parts we pride ourselves on rebuilding 637G components using Cat genuine and high quality new replacement parts. The engine and transmission rebuilds are always dyno tested and bench tested to assure all components are up to spec and ready to go to work. Our range of stock includes but is not limited to the below:

• 2199507 C18 Front Engine
• 1747522 C9 Rear engine
• 2380255 Front Transmission
• 1986395 Rear Transmission
• 1107927 Wheels
• 1569778 Front Differential
• 1989870 Rear Differential
• 9J0408 Bowl lift cylinder
• 9J0409 Bowl lift cylinder
• 3G7607 Steer cylinder
• 8J5931 Apron cylinder
• 2853079 Hitch Valve groups
• 6G9600 Hitch groups
• 2323292G Retarder group
• 1083592 Load cylinder