Click image to zoom
10R2660 S310G122 Turbocharger Replacement for CAT C9 300HP
Aftermarket 10R2660 S310G122 turbocharger for CAT C9 300HP applications. Reference OE numbers include 174978 and 178485. Verify engine code and vehicle application before ordering.
Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .
Show more cross references
174978 178485 2507701 250-7701 250-7701 179249 474978 478485 479249Subtotal: US$ 298.00
Send an InquiryThis aftermarket 10R2660 S310G122 turbocharger is a replacement unit designed for Caterpillar C9 300HP engines, including CAT 330C excavators and CAT 12H motor graders. It serves as a B2B replacement application for industrial and earth-moving equipment, with OEM reference numbers such as 174978 and 178485 available for fitment verification.
Key Specifications
- Part Number: 10R2660
- Turbo Model: S310G122
- Product Type: Turbocharger
- Gross Weight: 25 kg
- Packing Dimensions: 34 x 34 x 38 cm
- Representative OEM References: 174978, 178485, 2507701
- Application Clues: CAT C9 300HP, CAT 330C, CAT 12H
Verify these specifications against your specific engine documentation and OEM reference numbers before ordering.
Application & Compatibility
Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:
- Caterpillar > CAT > CAT 330C > CAT C9 300HP
- Caterpillar > CAT > CAT EARTH MOVING > C9
- Caterpillar > Caterpillar 12 > CAT 12H Motor Grader > Caterpillar C9
- Caterpillar > Caterpillar 140 > CAT 140 Motor Grader > Caterpillar C9
- Caterpillar > Caterpillar 330 > Caterpillar 330D L Excavator > Caterpillar C9 Industrial
- Caterpillar > Caterpillar 336 > Caterpillar 336D L Excavator > Caterpillar C9 Industrial
- Caterpillar > Caterpillar 973 > CAT 973D Steel Mill tracked loader > Caterpillar C9
- Caterpillar > Caterpillar C9 > Caterpillar C9 Industrial Power Unit > Caterpillar C9 300HP
This S310G122 turbocharger is listed for Caterpillar C9 300HP engines and associated earth-moving equipment. Application clues include the CAT 330C, CAT 12H motor grader, CAT 140 motor grader, CAT 330D L and 336D L excavators, CAT 973D tracked loader, and C9 industrial power units. These paths serve as reference points for fitment verification. Buyers should confirm the part number 10R2660, engine code, and specific vehicle model against their equipment documentation. Cross-checking OEM reference numbers such as 174978, 178485, and 2507701 helps ensure the correct replacement unit is selected for your specific application.
Technical Notes
The S310G122 turbocharger features a silver compressor housing and dark cast-iron turbine housing, with a visible multi-blade impeller. A gold-colored actuator component is attached to the turbine housing, alongside a black flexible hose with a brass fitting on the compressor side. The unit includes a rectangular mounting flange with two large openings and a polished cylindrical exhaust outlet. Visible markings on the compressor housing resemble '15' and 'B', while the lower housing shows 'P-1225'. Buyers should inspect these physical features and verify the actuator type and cooling configuration against their specific CAT C9 300HP application documentation before installation.
B2B Supply
LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing and worldwide shipping for the 10R2660 S310G122 turbocharger. Technical fitment support is available to help verify part number 10R2660, engine code CAT C9, and OEM reference numbers such as 174978 and 178485 before ordering. For bulk inquiries or specific fleet requirements, contact our team to confirm availability and logistics for your Caterpillar C9 300HP application.
Product FAQ
CAT and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by CAT.
Compatibility Verify part number 10R2660, engine code CAT C9, vehicle application (e.g., CAT 330C, CAT 12H), and OEM reference numbers (174978, 178485, 2507701) before ordering. This is an aftermarket replacement application; confirm fitment with your specific unit.
Customer Reviews
Share installation notes, fitment feedback, or service experience for this product.
No customer reviews have been added for this product yet.
Related technical guides
For More Information
Frequently Asked Questions
What types of turbocharger spare parts do you offer? Warranty, shipping, quality and more.
Complete Turbo Units
Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.
CHRA / Core Assemblies
Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.
Turbine Wheels & Shafts
Precision-balanced turbine shafts engineered from inside out for superior durability.
Turbine Housings
Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.
Compressor Housings
OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.
Bearing Housings
Rock-solid platform engineered for high-output rebuilds — the foundation for performance.
Compressor Wheels
Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.
_Top_View_Of_45_Degrees_128X128.avif)
