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original Common Rail Fuel Injector 10R-7939, 2645A749, Replacement for OEM, Cross Reference 321-0990, 320-0680, for C6.4 C6.6 C4.4 Engines, Excavator 320D 323D Diesel Parts original new injector
| Model Number: | 2645A749 |
| MOQ: | 1 Piece |
| Price: | $75-$168 |
| Packaging Details: | Original Packing |
| Payment Terms: | T/T, Western Union, Paypal, RMB |
Common Rail Fuel Injector 10R-7939
,OEM Replacement Injector 321-0990
,C6.4 C6.6 Excavator Injector
original Common Rail Fuel Injector 10R-7939, 2645A749, Replacement for OEM, Cross Reference 321-0990, 320-0680, for C6.4 C6.6 C4.4 Engines, Excavator 320D 323D Diesel Parts original new injector
Fuel Type | Diesel |
Condition | New |
Applicable Engine | C6, C6.4, 3054, 3056 |
Injector Type | High Pressure Common Rail Fuel Injector Assembly |
Quality Standard | OEM Quality / OEM Equivalent |
Packaging | Standard Protective Packaging |
Fuel System | Common Rail Fuel Injection System |
OE Number | 2645A749 |
Brand | () |
Cross Number / Universal Number | 10R7220, 10R-7220, 10R7221, 10R-7221 |
Vehicle / Equipment Application | Excavators, Loaders, Industrial Generators, Construction & Industrial Machinery |
Application Type | Diesel Engine Fuel System Replacement Component |
The erpillar 2645A749 fuel injector is a diesel fuel injection component designed for C6 series engines, including the C6, C6.4, 3054, and 3056 platforms. Manufactured to OEM quality standards, this injector assembly directly replaces part numbers 10R7220, 10R-7220, 10R7221, and 10R-7221, providing a dependable solution for engine maintenance, overhaul, and repair programs across heavy equipment fleets.
As a core element of the high-pressure common rail fuel system, the 2645A749 injector is responsible for delivering precisely metered and atomized diesel fuel into the combustion chamber. Accurate spray patterns and consistent injection timing support efficient combustion, stable power output, and controlled fuel consumption, helping engines maintain smooth operation under demanding working conditions. For equipment operators and fleet managers, a properly functioning injector is essential to protecting overall engine performance and reducing unplanned downtime.
The 2645A749 is widely applied in erpillar-powered excavators, loaders, industrial generators, and other construction, mining, and agricultural machinery. Its broad cross-reference coverage simplifies sourcing and inventory management for distributors, repair shops, and parts resellers. Whether you are servicing a single machine or managing a mixed fleet, this OEM-quality replacement injector offers a practical, cost-effective option for restoring fuel system performance. Contact us for bulk pricing, availability, and technical support tailored to your business needs.
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Contact Detail:
ADD:Huangpu hinery City, No.585-A, No.138, Southeast Road, Huangpu District, Guangzhou City,
Guangdong Province Tel:+86 020 88557755
Cellphone:+86 18136531233 WhatsApp:+86 18136531233
Email:2209396088@qq.com
