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4027658 RA Rotor Assy for KOMATSU QSK23 G3 Turbocharger

4027658 RA Rotor Assy for KOMATSU QSK23 G3 and QSKV45 G8. Aftermarket replacement with technical fitment support. Verify part number and engine application before ordering.

Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .

Type Rotor Assy On backorder — orders accepted Part # 4027658 RA Packing N/A
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12-Month Warranty Shipping to Canada only. OEM-Grade Quality

The 4027658 RA Rotor Assy is an aftermarket replacement component designed for KOMATSU QSK23 G3 and QSKV45 G8 engine applications. This rotor assembly supports turbocharger maintenance and rebuild projects, with technical fitment support available to verify part number and engine details before ordering.

Key Specifications

  • Part Number: 4027658 RA
  • Product Type: Rotor Assy
  • Application Clues: KOMATSU QSK23 G3, KOMATSU QSKV45 G8
  • Packing: N/A
  • Gross Weight: Not specified
  • Image Availability: Not available
  • OEM Reference Numbers: None listed

Verify the part number 4027658 RA against your engine serial number and turbocharger configuration. Confirm specific wheel dimensions and shaft specifications with technical support before placing an order.

Application & Compatibility

Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:

  • KOMATSU > QSK23 G3
  • KOMATSU > QSKV45 G8

This Rotor Assy is listed for KOMATSU QSK23 G3 and KOMATSU QSKV45 G8 engine applications. These application clues serve as reference points for fitment verification rather than confirmed compatibility. Buyers should verify the part number 4027658 RA against their specific engine serial number and turbocharger configuration. Confirming these details with technical support helps ensure the correct replacement application is selected before ordering.

Technical Notes

The 4027658 RA Rotor Assy is a mechanical component intended for turbocharger rebuilds on KOMATSU QSK23 G3 and QSKV45 G8 engines. No specific turbo model, VNT configuration, or cooling system details are provided in the input data. Buyers should verify the rotor assembly dimensions against their existing turbocharger or service manual. Confirming shaft diameter, wheel material, and balance specifications with technical support helps ensure the replacement matches the original application. This verification step is critical for maintaining stable operation during reassembly.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the 4027658 RA Rotor Assy. Worldwide shipping is available for KOMATSU QSK23 G3 and QSKV45 G8 applications. Technical fitment support is provided to verify part numbers, engine codes, and turbo configurations before shipment. Contact our team for quotes on bulk orders or to confirm specific application details for your fleet or rebuild project.

For stock planning, maintain inventory of the 4027658 RA Rotor Assy to support rapid turnaround on KOMATSU QSK23 G3 and QSKV45 G8 maintenance schedules. Since packing details and gross weight are not specified in the current data, request a shipping manifest from technical support to confirm dimensional requirements for freight booking. This step ensures accurate logistics planning for B2B buyers managing fleet parts or rebuild shop inventory. Verifying these logistical details alongside part number confirmation helps prevent delays in critical engine service operations.

Product FAQ

This Rotor Assy is listed for KOMATSU QSK23 G3 and QSKV45 G8 applications. Verify your specific engine serial number and turbo configuration before ordering.

Check the OEM reference numbers against your existing turbocharger or service manual. Contact technical support to confirm wheel dimensions match your application.

Confirm the shaft diameter and material specification match your OEM part. Verify these details with technical fitment support to ensure proper installation.

Yes, volume pricing is available for B2B buyers. Contact us for distributor or fleet pricing on KOMATSU QSK23 G3 and QSKV45 G8 applications.

OTHER 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 OTHER.

Compatibility Verify part number 4027658 RA, engine code (QSK23 G3 or QSKV45 G8), and OEM reference numbers before ordering. Confirm turbo configuration and application details with technical support.

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Frequently Asked Questions

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CHRA Core

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

Turbine Wheel

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

Turbine Housing

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

Compressor Housing

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

Bearing Housing

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

Compressor Wheels

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

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