original 232-1173 Diesel Fuel Injector Assembly High Performance Common Rail Injector Nozzle 2321173 Replacement for OEM Engine Parts Wholesale Supply original new injector

Engineered for demanding off-highway diesel platforms, the 232-1173 Fuel Injector GP delivers dependable metered fuel delivery for 3408, 3408C, 3408E, 3412 and 3412E engines. Its OE-style dimensional design supports direct fitment during scheduled rebuilds, while a precision nozzle structure promotes controlled atomization needed to protect combustion quality under sustained high-load duty cycles. Clear part-number marking on the body accelerates warehouse identification and reduces mispicks across busy distributor operations.

This heavy-duty injector assembly is a documented aftermarket match for a wide range of mining and construction equipment, including 769D, 771D, 773D, 773E, 775B and 775E trucks, D9R and D10R tractors, 631G, 637G, 651E and 657E wheel tractor-scrapers, 988B, 988F, 988F II and 990 II loaders, plus 5110B excavators, 24H motor graders, 836 compactors, 844 dozers and PM-565B cold planers. Cross references include 198-7912, CA2321173, CA198-7912, 4CR01974, 177-4753, 460-8213, 20R-5075 and 456-3509, enabling flexible sourcing for rebuilders and repair shops.

Reliable sealing helps prevent fuel leakage and preserves rated engine performance, while tested fuel delivery lowers return risk. Recommended service practice includes clean diesel fuel, timely filter replacement, water-separator draining, injector balance testing and ECM fault-code reading. Verify old injector numbers and machine serial data before ordering.