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431876-0145 RK GT2256MS Turbocharger Repair Kit for Isuzu NPR 4HG1-T

Type Repair kit Part # 431876-0145 RK Models GT2256MS Weight 0.50 kg Packing 30*20*4
Cross Reference FOR 704136-5003 RK
US$ 18.00 / 1 pc(s)
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Subtotal: US$ 18.00

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12-Month Warranty Worldwide Shipping OEM-Grade Quality

This 431876-0145 RK repair kit serves as an aftermarket replacement for GT2256MS turbochargers in Isuzu NPR trucks with 4HG1-T engines. Designed for rebuild applications referencing OE 704136-5003 RK, it supports fleet maintenance and technical fitment verification.

Key Specifications

This repair kit is engineered for the GT2256MS turbocharger model, specifically supporting Isuzu NPR trucks equipped with the 4HG1-T engine. It serves as a direct aftermarket replacement for OE reference 704136-5003 RK, providing essential components for professional rebuilds.

  • Part Number: 431876-0145 RK
  • Product Type: Turbocharger Repair Kit
  • Turbo Model: GT2256MS
  • OEM Reference: 704136-5003 RK
  • Packing Dimensions: 30x20x4 cm
  • Gross Weight: 0.5 kg

All specifications are based on supplied data. Verify exact component requirements against your specific unit before installation to ensure proper fitment and function.

Application & Compatibility

This repair kit is listed for Isuzu NPR series trucks equipped with the 4HG1-T engine. It serves as a replacement application for units referencing OE number 704136-5003 RK. Buyers should verify the specific turbocharger model, engine code, and vehicle application before ordering. Confirm that the GT2256MS designation matches your existing unit to ensure proper component alignment. Technical fitment support is available to assist with verification.

Technical Notes

This repair kit supports the rebuild of GT2256MS turbochargers, focusing on restoring internal clearances and seal integrity. It includes essential components required for reassembly, aiming to restore stable operation after wear. Buyers should inspect existing housings for cracks or excessive wear before installation. Proper torque specifications and clean assembly practices are critical for long-term reliability. Verify that all included parts match your specific unit requirements to ensure a successful rebuild.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for this 431876-0145 RK repair kit. Worldwide shipping is available for efficient fleet maintenance operations. Our team provides technical fitment support to help verify application details before ordering. Contact us for bulk order inquiries and specific GT2256MS rebuild requirements. We ensure secure packing and timely dispatch for your workshop needs.

Product FAQ

This kit references OE number 704136-5003 RK. Always verify this reference against your specific turbocharger unit to ensure correct application.

Inspect the wastegate flapper valve seating for cracks or warping during the rebuild process. Proper seating is critical for maintaining boost control stability in the GT2256MS application.

Measure the bypass port diameter in the turbine housing to match the original specifications. Incorrect dimensions can affect exhaust gas flow and turbocharger performance.

Verify that the compressor cover inlet bellmouth design matches the original unit to ensure proper airflow. Mismatches can lead to reduced efficiency and increased noise.

ISUZU 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 ISUZU.

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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.