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4955331 Turbocharger Replacement for Cummins QST30 Tier 2

Type Turbocharger Part # 4955331 Weight 65.00 kg Packing 41*45*46
Cross Reference 4043241
Show more cross references 4043241 4043242 4043243 4046492 4046493
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12-Month Warranty Worldwide Shipping OEM-Grade Quality

This aftermarket 4955331 turbocharger serves as a replacement unit for Cummins QST30 Tier 2 engines, commonly found in PowerGen G12 applications. Designed for industrial power generation, this assembly references OE numbers 4043241 and 4046492 to assist with fitment verification. Buyers should confirm engine specifications and part numbers before ordering to ensure proper application match.

Key Specifications

This unit is identified by part number 4955331 and classified as a complete turbocharger assembly. It references OE numbers 4043241, 4043242, 4043243, 4046492, and 4046493 for verification purposes. The package dimensions are 41x45x46 cm, with a gross weight of 65 kg. These specifications help logistics teams plan handling and storage. Verify all details against your engine requirements before finalizing the order.

Application & Compatibility

This unit is listed for Cummins QST30 Tier 2 engines, specifically within PowerGen G12 generator sets. The category path indicates this replacement application for industrial power generation systems. Buyers should verify the engine model and serial number against the supplied OEM reference numbers. Confirm that the turbocharger configuration matches your specific PowerGen G12 setup before ordering. Cross-check part number 4955331 with your existing unit to ensure correct alignment and mounting details.

Technical Notes

This turbocharger assembly is designed for industrial power generation applications, specifically supporting Cummins QST30 Tier 2 engines. The unit references OE numbers 4043241 and 4046492 to assist with technical verification. Buyers should inspect the compressor and turbine housings for damage upon receipt. Ensure all mounting details and oil connections align with your specific PowerGen G12 setup. Verify the actuator related hardware and wastegate operation before final installation to maintain stable boost control.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for part number 4955331. Worldwide shipping is available for this 65 kg turbocharger assembly. Our team provides technical fitment support to help verify OE references like 4043241. Contact us for bulk orders and detailed application guidance.

For B2B logistics planning, this 4955331 turbocharger ships in a 41x45x46 cm carton with a gross weight of 65 kg. These dimensions assist warehouse teams in calculating pallet space and freight costs for Cummins QST30 Tier 2 replacements. LeadTurbo provides technical fitment support to verify OE references like 4043241 and 4046492 before dispatch. Volume pricing is available for distributors and repair shops managing bulk inventory. Contact our sales team to confirm stock levels and shipping timelines for your specific application.

Product FAQ

This unit references OE numbers 4043241, 4043242, 4043243, 4046492, and 4046493. Verify your engine's specific requirement before ordering.

Inspect oil lines for debris or blockages that could damage the new 4955331 turbocharger. Ensure clean oil supply and unrestricted return flow to prevent bearing failure.

Clean the intake manifold and exhaust downpipe to remove carbon buildup. Contaminants can enter the new turbocharger and cause immediate performance issues.

Monitor for unusual noises, oil leaks, or smoke during the initial run. Record oil pressure and boost levels to ensure stable operation of the Cummins QST30 engine.

CUMMINS 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 CUMMINS.

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Turbochargers

Complete Turbo Units

Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.

CHRA Core

CHRA / Core Assemblies

Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.

Turbine Wheel

Turbine Wheels & Shafts

Precision-balanced turbine shafts engineered from inside out for superior durability.

Turbine Housing

Turbine Housings

Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.

Compressor Housing

Compressor Housings

OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.

Bearing Housing

Bearing Housings

Rock-solid platform engineered for high-output rebuilds — the foundation for performance.

Compressor Wheels

Compressor Wheels

Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.