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Description

This gear set is designed for ISUZU D-MAX 2.5L / 3.0L diesel models (2002–2012, 2WD & 4WD) with 5-speed manual transmissions. It includes the input shaft, main shaft, and 1st–5th helical gears, all built to OEM specifications for precise fitment and reliability.

Made from SAE 8620 / 4320H carburized alloy steel and heat-treated to HRC 58–62, the components offer excellent wear resistance and strength. The helical gear design ensures smoother operation and reduced noise. Perfect for OEM replacement or performance upgrades, this kit improves durability and drivetrain efficiency.

Specification

Gear Type : Helical Gear

Material : SAE 8620 or SAE 4320H

Heat Treatment : Carburized and Quenched

Surface Hardness : HRC 58–62

Manufacturing Process : Precision Gear Hobbing & Spline Machining

Surface Finish : Gear surface grinding or hobbing (may vary by component)

Application : OEM replacement and performance upgrade

Included Components : 1th, 2nd, 3rd, 5th speed gear, gear, input shaft, cluster

Compatible Vehicles :
Fits 2002–2012 ISUZU D-MAX 2.5L / 3.0L diesel models with 5-speed manual transmission, including both 2WD and 4WD versions. For example, a 2007 D-MAX equipped with the 4JJ1 engine and MUA5 transmission is fully compatible. Ideal for OEM repair or performance upgrades.