Caterpillar original Diesel Fuel Injector 10R-1262 Replacement for Caterpillar 3126B 3126E 3126 C7 Truck Engine, Cross Reference 10R-1306, 0R-9348 original new injector

This CAT-branded remanufactured fuel injector belongs to the 3126 engine component series, and serves as a direct OE replacement for HEUI diesel engine setups. As a hydraulic actuated electronic unit injector designed for diesel fuel systems, it fits 3126, 3126B and 3126E HEUI diesel engines as specified in product compatibility data. It carries the official OE part number 10R-1262, and provides a purpose-built replacement option for maintenance of 3126 series diesel power units.

This injector supports a wide range of cross-reference part numbers to streamline parts matching and procurement for B2B buyers. Its compatible replacement numbers cover both hyphenated and non-hyphenated variants of core part identifiers, including 222-5963, 203-3771, 204-6714 and EX631262, as well as corresponding CA-prefixed part numbers for CAT-aligned inventory systems. The broad number compatibility reduces matching errors for parts distributors, maintenance service providers and fleet operators sourcing replacement injectors for 3126 series engines.

Classified as a heavy-duty industrial diesel injector, this reman HEUI component is built for industrial diesel power application scenarios. It is offered as a remanufactured hydraulic actuated injector option to support parts replacement for 3126 series engine fleets and equipment. No specific vehicle or equipment fitments are published beyond 3126 series engine compatibility, and buyers are recommended to confirm part number alignment with their target engine configuration before ordering.