Caterpillar original Fuel Injector for Diesel Engine, compatible with multiple engine series, Replacement for OEM 328-2573, 258-8745, 268-1836, 268-1835 for C7 C9 Diesel Engines original new injector

For Caterpillar equipment operators and parts distributors prioritizing OE-aligned fuel system performance, the CAT 268-1835 Injector GP is a heavy-duty diesel fuel injector assembly for compatible powertrains. It is also referenced under correlated part numbers 2681835 and CA2681835, belongs to the diesel engine fuel system category, and mounts in the cylinder head fuel injection system. It precisely controls diesel delivery into the combustion chamber, delivering exact fuel volume at optimal timing to support stable atomization, balanced cylinder performance, fuel economy, reliable cold starts, low smoke output, and responsive load performance.

This injector is primarily designed for Caterpillar C7 industrial engines, with selected C9 engine applications listed for specific machine configurations requiring fitment confirmation. It is compatible with a broad range of Caterpillar heavy equipment, including D-series excavators, H-series wheel loaders, C-series wheel skidders, motor graders, asphalt pavers, material handlers, integrated toolcarriers, and mobile hydraulic power units. Purchasers must verify fitment via the original removed injector number, engine and equipment serial numbers, machine model, injector code, and connector type before ordering or installation.

It offers flexible purchase formats to meet varied B2B requirements: single units for individual repairs, full six-piece sets for complete engine overhauls, and bulk quantities for distributor stock. As an original Caterpillar replacement part, it is classified as a heavy equipment fuel system spare part, with global supply available to support cross-regional customer orders.