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6137-81-8300 TO4B59 Turbocharger Replacement for Komatsu D155

Aftermarket 6137-81-8300 TO4B59 turbocharger for Komatsu D155 applications. Verify part number, engine code, and OEM reference numbers such as 465044-0233 before ordering.

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

Type Turbocharger On backorder — orders accepted Part # 6137-81-8300 Models TO4B59 Weight 9.00 kg Packing 21*23*26
Cross Reference 465044-0233
Show more cross references 465044-0233 465044-5233 465044-5233S 6137818300 6137818301 6137-81-8301
US$ 130.00 / 1 pc(s)
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Subtotal: US$ 130.00

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12-Month Warranty Worldwide shipping excluding Canada and China. OEM-Grade Quality

This aftermarket 6137-81-8300 TO4B59 turbocharger serves as a replacement application for Komatsu D155 equipment. Verify the part number, engine code, and OEM reference numbers such as 465044-0233 before ordering to ensure accurate fitment for your specific unit.

Key Specifications

  • Part Number: 6137-81-8300
  • Product Type: Turbocharger
  • Turbo Model: TO4B59
  • Application Clue: Komatsu D155
  • Packing Dimensions: 21 x 23 x 26 cm
  • Gross Weight: 9 kg
  • Representative OEM References: 465044-0233, 465044-5233S, 6137818300

These specifications support initial identification. Buyers should cross-check the part number and turbo model against their specific unit before proceeding with an order.

Application & Compatibility

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

  • KOMATSU > KOMATSU D155

This TO4B59 turbocharger is listed for Komatsu D155 applications. The part number 6137-81-8300 serves as a primary identifier for this replacement unit. Buyers should verify the specific engine code and production year against their equipment to confirm the correct application. Representative OEM reference numbers, including 465044-0233 and 465044-5233S, are provided to assist in cross-checking against existing labels or service records. If multiple reference numbers appear similar, compare the turbo model and housing dimensions carefully. Technical fitment support is available to help resolve discrepancies between old labels and current part numbers before finalizing an order.

Technical Notes

The TO4B59 turbo model is associated with Komatsu D155 equipment. No specific VNT, variable-geometry, or oil-cooled configuration is confirmed in the supplied data. Buyers should verify the physical turbo configuration, housing dimensions, and shaft alignment against their existing unit. If the old label displays a different OEM reference, cross-check it against the representative numbers 465044-0233 or 465044-5233S. Technical fitment support is available to resolve discrepancies between legacy labels and current part numbers before finalizing an order.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the 6137-81-8300 TO4B59 turbocharger. Worldwide shipping is available for this Komatsu D155 replacement application. Technical fitment support is provided to verify part numbers, engine codes, and OEM reference numbers such as 465044-0233 before finalizing orders. Contact our team for quotes on bulk quantities or specific fleet requirements.

Product FAQ

Send the current turbo label, engine code, and vehicle application details. This helps verify the 6137-81-8300 part number against Komatsu D155 specifications.

Cross-check the old label against representative OEM references like 465044-0233 or 465044-5233S. Contact technical support to confirm if the 6137-81-8300 is the correct replacement application.

Compare the turbo model TO4B59 and housing dimensions. Verify that the specific OEM reference matches the engine variant to ensure the 6137-81-8300 is the appropriate fit.

Yes, volume pricing is available for distributors and fleet parts buyers. Contact us for a quote based on your required quantity of TO4B59 units.

KOMATSU 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 KOMATSU.

Compatibility Verify part number 6137-81-8300, Komatsu D155 application, engine code, and OEM reference numbers including 465044-0233 and 465044-5233S before ordering. Confirm turbo configuration and production year for fitment accuracy.

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Frequently Asked Questions

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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.

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