Caterpillar original 131-7150 Diesel Fuel Injector 10R-9238 Diesel Engine Parts for Caterpillar 3126 3126B 3126E Aftermarket Excavator Parts Replacement for OEM 20R-0849 original new injector

Identified by the core OE part number 131-7150, this is a CAT-branded HEUI diesel fuel injector belonging to the 3126 engine component series. Positioned as an original replacement injector, it is designed to replace corresponding original and remanufactured injector units referenced in its compatibility data. Built around the HEUI (Hydraulic Electronic Unit Injector) design, it is specified for use with 3126, 3126B and 3126E series diesel engine platforms.

This injector supports a comprehensive library of cross-reference and universal part numbers, covering multiple formatting variants of the core OE identifier as well as compatible part codes from third-party component manufacturers such as Delphi. Listed cross references include hyphenated and non-hyphenated part number variants, remanufactured part identifiers, and brand-specific component codes, enabling B2B buyers to match the unit to existing inventory and maintenance records efficiently.

The replacement injector is intended for diesel engine applications across trucks, buses, and industrial engine equipment, matching the documented use cases of the 3126 engine series. It serves as a standardized sourcing option for procurement teams, engine rebuilders, and maintenance providers managing maintenance and component replacement programs. Buyers are advised to verify all relevant part numbers and engine platform compatibility prior to ordering to ensure correct component matching.