Caterpillar C12 Parts — Genuine & OEM Replacement Parts

14 part numbers

7 systems

12 months warranty

WSTPARTS supplies 14 genuine and high-quality OEM replacement parts for Caterpillar C12 equipment, covering 7 major systems including Drivetrain, Turbocharger, Fuel System, Injector, Valve Assembly. Every part number below is fitment-verified before dispatch, backed by factory-direct pricing and a 12-month warranty. Send us your machine serial number for a fast quotation.

Drivetrain (4 parts)

Turbocharger (2 parts)

Fuel System (2 parts)

Injector (2 parts)

Valve Assembly (1 parts)

2175437

VALVE

US$ 32.73

Radiator (1 parts)

3541274

COOLER AS-

US$ 538.71

Engine Block (1 parts)

3590936

HEAD GP-CY

US$ 7,207.40

FAQ

Are these genuine Caterpillar C12 parts?
We supply both genuine CAT parts with anti-counterfeit labels and OEM-equivalent alternatives built to the same specifications. All parts are fitment-verified for the C12 before dispatch and covered by a 12-month warranty.

How do I confirm the part number for my C12?
Match the part number on your old part, or send us your machine serial number — WSTPARTS verifies fitment free of charge.

Other Caterpillar models

CAT C18 CAT 3516B CAT 345C CAT 345B CAT C15 CAT 3512 CAT 365B CAT 3306 CAT 330C CAT 325C CAT 330D CAT G3508 CAT G3616 CAT 325D CAT 3412C CAT 3516C CAT G3608 CAT C9 CAT 336D CAT 3056 CAT C175 CAT 3516 CAT 3406C CAT 3616 CAT C7 CAT C44 CAT C27 CAT C13 CAT 3406E CAT C32