---
product_id: 107102900
title: "GM10-342A Differential Ring & Pinion Set, 3.42 Ratio, 30-Spline, 10-Bolt, Fits GM 8.5\"/8.625\" Compatible for Chevrolet, GMC, Cadillac, Buick Models, Pontiac, Oldsmobile, GMC,Hummer, Isuzu"
brand: "motive gear"
price: "₨10554"
currency: SCR
in_stock: true
url: https://www.desertcart.sc/products/107102900-gm10-342a-differential-ring-and-pinion-set-3-42-ratio
store_origin: SC
region: Seychelles
---

# OE direct fit for GM 8.5"/8.625" diff Precision 3.42 gear ratio fit 8620 heat-treated steel build GM10-342A Differential Ring & Pinion Set, 3.42 Ratio, 30-Spline, 10-Bolt, Fits GM 8.5"/8.625" Compatible for Chevrolet, GMC, Cadillac, Buick Models, Pontiac, Oldsmobile, GMC,Hummer, Isuzu

**Brand:** motive gear
**Price:** ₨10554
**Availability:** ✅ In Stock

## Summary

> ⚙️ Upgrade Your Drive with Precision Power!

## Quick Answers

- **What is this?** GM10-342A Differential Ring & Pinion Set, 3.42 Ratio, 30-Spline, 10-Bolt, Fits GM 8.5"/8.625" Compatible for Chevrolet, GMC, Cadillac, Buick Models, Pontiac, Oldsmobile, GMC,Hummer, Isuzu by motive gear
- **How much does it cost?** ₨10554 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/107102900-gm10-342a-differential-ring-and-pinion-set-3-42-ratio)

## Best For

- motive gear enthusiasts

## Why This Product

- Trusted motive gear brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Confidence Backed by Warranty:** 1-year/50,000-mile warranty offers peace of mind, trusted by professional mechanics and enthusiasts alike.
- • **Seamless OE Direct Fit Installation:** Designed for effortless replacement of factory parts with no modifications, saving time and guaranteeing factory-level performance.
- • **Built to Endure the Toughest Conditions:** Crafted from heat-treated 8620 steel, delivering unmatched durability and wear resistance for long-lasting reliability under heavy loads.
- • **Versatile Compatibility Across GM Lineup:** Fits a wide range of Chevrolet, GMC, Cadillac, Buick, Pontiac & Oldsmobile models (1970-2020) — join the elite club of performance drivers.
- • **Precision Engineered for Peak Performance:** Exact 3.42 ratio ring & pinion set tailored for GM 8.5"/8.625" differentials ensures flawless torque transfer and smooth daily driving.

## Overview

The Motive Gear GM10-342A Ring & Pinion Set is a precision-engineered drivetrain upgrade designed for GM 8.5"/8.625" differentials. Made from heat-treated 8620 steel, it offers superior strength, durability, and smooth torque transfer. Compatible with multiple GM models from 1970 to 2020, it installs easily as a direct OE replacement and comes with a 1-year/50,000-mile warranty, making it the trusted choice for performance and reliability.

## Description

GM10-342A Differential Ring & Pinion Set, 3.42 Ratio, 30-Spline, 10-Bolt, Fits GM 8.5"/8.625" Compatible for Chevrolet, GMC, Cadillac, Buick Models, Pontiac, Oldsmobile, GMC,Hummer, Isuzu

## Features

- ✅ Precision Fit & Performance – Motive Gear 3.42 Ring & Pinion Set fits GM 8.5"/8.625" (10-bolt), ensuring superior strength, smooth operation & optimized torque transfer for daily driving & performance needs.
- ✅ Durable 8620 Steel Construction – Manufactured from high-strength 8620 steel, heat-treated for extreme durability, wear resistance & longevity, providing reliable performance under heavy loads & tough conditions.
- ✅ OE Direct Fit & Easy Installation – Designed for seamless installation, fits GM 8.5"/8.625" differentials requiring a 2.73+ ratio carrier, replacing OE parts with precision engineering for factory-like performance.
- ✅ Compatible with Multiple GM Vehicles – Fits Chevrolet, GMC, Cadillac, Buick, Pontiac & Oldsmobile models (1970-2020), including Silverado, Tahoe, Blazer, Camaro, Yukon, Escalade, Impala & more—check full list!
- ✅ 1-Year/50,000-Mile Warranty – Backed by a trusted warranty for worry-free performance. Motive Gear ensures top-tier quality, making it the go-to choice for professional mechanics & performance enthusiasts. 🚗

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Motive Gear |
| Brand | Motive Gear |
| Model | Motive Gear GM10-342A Differential Ring and Pinion |
| Item Weight | 17.7 pounds |
| Product Dimensions | 15.5 x 11 x 5.25 inches |
| Item model number | GM10-342A |
| Exterior | Machined |
| Manufacturer Part Number | GM10-342A |
| OEM Part Number | GM10-342A |

## Images

![GM10-342A Differential Ring & Pinion Set, 3.42 Ratio, 30-Spline, 10-Bolt, Fits GM 8.5"/8.625" Compatible for Chevrolet, GMC, Cadillac, Buick Models, Pontiac, Oldsmobile, GMC,Hummer, Isuzu - Image 1](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)

## Frequently Bought Together

- Motive Gear GM10-342A Differential Ring & Pinion Set, 3.42 Ratio, 30-Spline, 10-Bolt, Fits GM 8.5"/8.625" Compatible for Chevrolet, GMC, Cadillac, Buick Models, Pontiac, Oldsmobile, GMC,Hummer, Isuzu
- USA Standard Gear (ZK GM8.6) Master Overhaul Kit for GM 8.6 Differential
- Motive Gear GM8.6L Differential Carrier

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**Shop now:** [https://www.desertcart.sc/products/107102900-gm10-342a-differential-ring-and-pinion-set-3-42-ratio](https://www.desertcart.sc/products/107102900-gm10-342a-differential-ring-and-pinion-set-3-42-ratio)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-01-25*