Description
Product Overview
Part Name: Rear Axle Differential Assembly (Housing Type)
Part Number: 7×39 Gear Ratio Specification
Vehicle Compatibility: Isuzu NPR light- and medium-duty trucks equipped with compatible rear axle differential housings and 7×39 speed ratio, commonly used in delivery, utility, and regional transport operations (1993–2007).
Configuration: Aftermarket rear differential assembly manufactured to OEM dimensional standards, supplied as a complete housing differential assembly with 7×39 final drive ratio.
Function: Transfers and reduces engine torque to the rear wheels while allowing differential wheel speed during cornering, ensuring smooth driveline operation, stable traction, and reliable load handling.
Technical Specifications
Type: Rear Axle Differential Assembly / Final Drive
Material: High-strength, heat-treated alloy steel gears with precision-machined housing components for durability and long service life
Application: Designed for Isuzu NPR rear axle systems using 7×39 differential gear ratio (1993–2007)
Cross-Reference: Aftermarket alternative to OEM Isuzu NPR rear differential assemblies with 7×39 ratio specification
Installation: Professional installation recommended; requires accurate backlash setup, bearing preload adjustment, and axle inspection
Service Interval: Replace during scheduled rear axle overhauls or when gear noise, vibration, oil leakage, or differential wear is detected
Delivery & Availability
Stock Options: High-quality aftermarket rear differential assemblies available for Isuzu NPR trucks
Delivery Time: 3–7 days internationally
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