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465044-0030 TO4B59 Turbocharger Replacement for Komatsu D155

Type Turbocharger Part # 465044-0030 Models TO4B59 Weight 10.00 kg Packing 21*23*26
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12-Month Warranty Worldwide Shipping OEM-Grade Quality

This aftermarket replacement turbocharger, part number 465044-0030 (model TO4B59), is designed for Komatsu D155 engine applications. It serves as an aftermarket replacement unit for heavy equipment maintenance, offering technical fitment support and volume pricing for B2B buyers. Verify your specific engine configuration and OEM reference numbers before ordering to ensure proper installation.

Key Specifications

This unit is identified by part number 465044-0030 and turbo model TO4B59. It is classified as a complete turbocharger assembly for heavy equipment maintenance. The package dimensions are 21x23x26 cm, with a gross weight of 10 kg. These specifications assist in logistics planning and freight cost estimation for international shipments. Verify the physical dimensions against your existing unit to ensure proper handling and storage requirements are met.

Application & Compatibility

This unit is listed for Komatsu D155 engine applications. The category path indicates association with Komatsu heavy equipment, but buyers must verify specific machine serial numbers. Use the part number 465044-0030 and model TO4B59 as primary reference points. Confirm that your existing turbocharger matches these identifiers before ordering. This replacement application requires careful cross-checking of engine specifications to ensure proper fitment. Do not assume universal compatibility across all D155 variants without verification.

Technical Notes

This TO4B59 turbocharger assembly is designed for heavy-duty Komatsu D155 engine applications. Buyers should verify the physical dimensions and connection points against their existing unit. The 10 kg gross weight indicates a robust construction suitable for industrial environments. Inspect the compressor and turbine housings for any visible damage before installation. Ensure all mounting hardware is replaced during the swap to maintain secure fitment. Proper torque specifications must be followed to prevent leaks or vibration issues during operation.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for the 465044-0030 TO4B59 turbocharger. Worldwide shipping is available for international orders, with packages measuring 21x23x26 cm and weighing 10 kg. Technical fitment support helps verify part numbers and engine applications before purchase. Contact our team to confirm specifications for Komatsu D155 equipment. We provide detailed documentation to assist with inventory planning and replacement logistics.

Product FAQ

Inspect the backplate bolt pattern and flange dimensions against the original TO4B59 unit. Ensure the compressor housing interface matches the Komatsu D155 engine manifold specifications.

Measure the actuator rod length and compare it to the OEM specification for part 465044-0030. Verify that the adjustment range allows for proper boost control on the D155 engine.

The unit ships in a package measuring 21x23x26 cm with a gross weight of 10 kg. These dimensions help calculate freight costs for international B2B orders.

Yes, technical fitment support is available to confirm compatibility with your specific engine serial number. Contact our team to verify OEM reference numbers before purchasing.

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.

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Frequently Asked Questions

What types of turbocharger spare parts do you offer? Warranty, shipping, quality and more.

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.