Caterpillar original Excavator Fuel Injector Common Rail Injector for Caterpillar 3126 3126B 3126E Engine, Replacement for OEM 177-4752, fits D5N D6N Tractor Parts original new injector
Product Details
Caterpillar Excavator Fuel Injector
,Common Rail Injector for 3126 Engine
,D6N Tractor Fuel Injector OEM
Caterpillar original Excavator Fuel Injector Common Rail Injector for Caterpillar 3126 3126B 3126E Engine, Replacement for OEM 177-4752, fits D5N D6N Tractor Parts original new injector
Fuel Type | Diesel |
Condition | Reman / New Replacement |
Applicable Engine | 3126B, 3126E |
Injector Type | Heavy Duty Diesel Fuel Injector (Injector GP) |
Quality Standard | N/A |
Packaging | N/A |
Fuel System | N/A |
OE Number | 177-4752 |
Brand | CAT |
Cross Number / Universal Number | 177-4752, 1774752, CAT1774752, 10R-1257, 10R1257, 178-6342, 1786342, PAI 390078X, 390078X |
Vehicle / Equipment Application | D5N, D6N, 953C, 963C, 120H, 135H, 938G II, IT38G II, 561N; Loaders, Tractors, Motor Graders, Trucks |
Application Type | Heavy Equipment, Industrial Engine Application |
Stock your heavy equipment parts lineup with this CAT-branded 3126 series diesel fuel injector, purpose-built as a replacement for OE part number 177-4752. It supports a wide range of cross-referenced part numbers, including 1774752, CAT1774752, 10R-1257, 10R1257, 178-6342, 1786342, PAI 390078X and 390078X, to simplify part matching for B2B buyers and reduce lookup errors. Designed for 3126B and 3126E diesel engines, it falls into the 3126 injector product family for standardized component categorization.
Classified as a heavy-duty fuel injection component, this injector fits a broad portfolio of heavy equipment models across core equipment categories. Compatible units include D5N and D6N tractors, 953C and 963C loaders, 120H and 135H motor graders, 938G II and IT38G II loaders, and 561N equipment, alongside applicable truck engine platforms. Its wide fitment coverage makes it a versatile SKU for equipment repair providers, fleet maintenance teams and industrial parts distributors.
This injector is offered in both original OE remanufactured and new replacement configurations aligned with original type design requirements. As a dedicated diesel fuel injection part, it supports standard replacement workflows for compatible 3126 series engines. Its unified cross-number system also simplifies bulk ordering and inventory management for wholesale and distribution B2B customers, streamlining routine part sourcing processes.
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