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743279-0004 GTA4702B Turbocharger Replacement for CAT Earth Moving

Type Turbocharger Part # 743279-0004 Models GTA4702B
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12-Month Warranty Worldwide Shipping OEM-Grade Quality

This aftermarket replacement turbocharger, part number 743279-0004 (model GTA4702B), is designed for CAT earth moving equipment applications. It serves as an aftermarket replacement unit for heavy-duty machinery, offering reliable performance for fleet maintenance and repair operations. Buyers should verify engine specifications and mounting details to ensure proper fitment before ordering.

Key Specifications

This section outlines the core identification details for the 743279-0004 turbocharger. The unit is classified as a complete turbocharger assembly, specifically the GTA4702B model. These identifiers are critical for reference checking with existing equipment records and ensuring the correct replacement part is sourced. Accurate part number matching prevents installation errors and reduces downtime for CAT earth moving machinery. Buyers should confirm these details against their original unit before proceeding with the order.

Application & Compatibility

This GTA4702B turbocharger is listed for CAT earth moving equipment applications. The category path indicates use in heavy machinery, but buyers must verify specific engine codes and vehicle models to ensure proper fitment. Cross-reference part number 743279-0004 with your original unit's data plate. Confirm mounting positions and housing orientation before ordering to avoid installation issues. Technical support is available to assist with fitment verification.

Technical Notes

The GTA4702B turbocharger is engineered for heavy-duty earth moving applications, requiring precise installation to maintain engine efficiency. Buyers should inspect the compressor and turbine housings for shipping damage before mounting. Ensure all gaskets and seals are replaced during installation to prevent air leaks. Verify oil line connections and exhaust flange alignment to secure stable operation. Proper torque specifications must be followed to avoid housing stress or bearing failure in demanding CAT machinery environments.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for the 743279-0004 GTA4702B turbocharger. Worldwide shipping is available for fleet parts distributors and repair shops. Our technical team provides fitment support to verify housing orientation and mounting details. Contact us to confirm stock availability and lead times for this CAT earth moving replacement unit.

For fleet managers and repair shops, efficient stock planning for the 743279-0004 GTA4702B turbocharger minimizes equipment downtime. LeadTurbo provides secure packaging to protect the unit during transit, ensuring the compressor and turbine wheels remain intact upon arrival. Buyers can request detailed photos of the housing orientation and mounting flanges to cross-reference with their existing CAT earth moving machinery. This verification step helps confirm that the replacement aligns with specific engine bay constraints and exhaust routing requirements before finalizing the order.

Product FAQ

Compare the inlet and outlet housing orientation in photos against your original unit. Verify mounting bolt patterns and flange shapes to ensure the GTA4702B replacement fits your engine bay.

A dimensional photo is useful when space is tight or if you are unsure about the GTA4702B housing size. Send photos of your current unit to our technical team to confirm fitment before purchasing.

Store turbochargers in a dry, dust-free environment to prevent corrosion and debris ingress. Keep the unit sealed until installation to maintain bearing integrity and shaft alignment.

Check the specific product listing or contact support to confirm if the actuator is included. Some aftermarket replacements may require sourcing the actuator separately based on your application.

CAT 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 CAT.

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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.