---
product_id: 78685224
title: "CHEVY GM 8.5\" 10-Bolt Ring and Pinion 3.42 Ratio Gears & Master Bearing/Install Kit"
brand: "qp"
price: "RM1846"
currency: MYR
in_stock: true
reviews_count: 6
category: "Qp"
url: https://www.desertcart.com.my/products/78685224-chevy-gm-8-5-10-bolt-ring-and-pinion-3
store_origin: MY
region: Malaysia
---

# 8620 heat-treated alloy steel 3.42 gear ratio precision Complete master bearing/install kit CHEVY GM 8.5" 10-Bolt Ring and Pinion 3.42 Ratio Gears & Master Bearing/Install Kit

**Brand:** qp
**Price:** RM1846
**Availability:** ✅ In Stock

## Summary

> ⚙️ Upgrade your ride’s backbone with precision and power!

## Quick Answers

- **What is this?** CHEVY GM 8.5" 10-Bolt Ring and Pinion 3.42 Ratio Gears & Master Bearing/Install Kit by qp
- **How much does it cost?** RM1846 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.my](https://www.desertcart.com.my/products/78685224-chevy-gm-8-5-10-bolt-ring-and-pinion-3)

## Best For

- qp enthusiasts

## Why This Product

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

## Key Features

- • **Precision 3.42 Gear Ratio:** Optimized for smooth power delivery and enhanced drivability.
- • **Stock Carrier Compatibility:** Perfect fit for GM 8.5" 10-bolt stock carriers—no guesswork required.
- • **Heat-Treated 8620 Alloy Steel:** Durability that withstands high torque and long-term wear.
- • **All-Inclusive Installation Kit:** Everything you need—bearings, seals, bolts, and even Lock-Tite included.
- • **Pro-Grade Marking Compound & Brush:** Ensure flawless gear setup with professional-grade tools included.

## Overview

The CHEVY GM 8.5" 10-Bolt Ring and Pinion 3.42 Ratio Gears & Master Bearing/Install Kit delivers premium quality with 8620 heat-treated alloy steel gears engineered for durability and performance. This comprehensive kit includes all necessary bearings, seals, shims, bolts, and professional-grade installation tools, designed specifically for stock GM 8.5" 10-bolt carriers. Ideal for millennial professionals seeking reliable, high-performance upgrades that ensure smooth power transfer and long-lasting drivetrain integrity.

## Description

* BRAND NEW GM 8.5" 10-Bolt Ring & Pinion & Master Bearing/Installaton Kit * Premium Quality Gear - Ratio: 3.42* * Manufactured with 8620 Heat-Treated Material * Master Bearing/Installation Kit Includes: Carrier Bearings/Races, Pinion Bearings/Races, Pinion Seal, Pinion Nut, Pinion Shims, Crush Sleeve, Carrier Shims, Ring Gear Bolts, Gasket, Marking Compound, Brush & Lock-Tite * Bearing kit is for stock carriers. HD Bearings for Aftermarket Eaton/Auburn Posi Units Available in other listing

Review: Rolling smoke - Quick performance performs all I have to say
Review: Good stock style ring and pinion. - Installed and functioned perfectly. Includes bright yellow grease for easy setting of gears. No burrs or casting flaws. Includes all hardware for install. Will buy again when I do the front diff.

## Features

- GM 8.5" 10-Bolt Ring & Pinion & Master Bearing/Installaton Kit
- Premium Quality Gear - 3.42 Ratio
- Master Bearing/Installation Kit Includes: Carrier Bearings/Races, Pinion Bearings/Races, Pinion Seal, Pinion Nut, Pinion Shims, Crush Sleeve, Carrier Shims, Ring Gear Bolts, Gasket, Marking Compound, Brush & Lock-Tite
- This bearing kit is for stock carriers. Aftermarket Eaton/Auburn Posi Units Require HD Bearings

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B077S7PQGD |
| Bearing Number | GM 8 5 |
| Bearing Type | Pinion Bearing |
| Best Sellers Rank | #1,665,428 in Automotive ( See Top 100 in Automotive ) #1,126 in Automotive Replacement Differential Assembly Kits |
| Brand | QP |
| Brand Name | QP |
| Compatible Lubricant | Grease |
| Customer Reviews | 4.0 out of 5 stars 46 Reviews |
| Manufacturer | QP |
| Material | Alloy Steel |
| Material Type | Alloy Steel |
| UPC | 650181398443 |
| Warranty Description | 1 Year Warranty on All Parts |

## Product Details

- **Brand:** QP
- **Material:** Alloy Steel
- **Bearing Number:** GM 8 5
- **Bearing Type:** Pinion Bearing
- **Compatible Lubricant:** Grease

## Images

![CHEVY GM 8.5" 10-Bolt Ring and Pinion 3.42 Ratio Gears & Master Bearing/Install Kit - Image 1](https://m.media-amazon.com/images/I/51vknZmNwcL.jpg)

## Questions & Answers

**Q: This kit does not match up with the my 02 chevy trailblazer.  the pinon is too long and bigger than my original that came with truck. help me plz**
A: I bought the set for a 86 10 bolt with 8.5 ring gear fit perfect no problems 02 must be different

**Q: Does ring and pinion gear come with this kit**
A: Yes, the ring & pinion gear come with this kit.

Let me know if you have any other questions.

Thanks,
BRYDON
641-751-8060
staticz2229@gmail.com

**Q: Will this fit rear 1994 gmc k1500 4x4**
A: as long if it is a 3:42 ratio it will fit look in the glove box to see it

**Q: Will this work for a 98 chevy cheyenne?**
A: Yes, this kit will work GREAT in a 1998 Chevy Cheyenne.

Let me know if you have any other questions.

Thanks,
BRYDON
641-751-8060
staticz2229@gmail.com

## Customer Reviews

### ⭐⭐⭐⭐⭐ Rolling smoke
*by B***B on January 23, 2026*

Quick performance performs all I have to say

### ⭐⭐⭐⭐⭐ Good stock style ring and pinion.
*by J***R on November 28, 2018*

Installed and functioned perfectly. Includes bright yellow grease for easy setting of gears. No burrs or casting flaws. Includes all hardware for install. Will buy again when I do the front diff.

### ⭐⭐⭐⭐⭐ Super quiet
*by B***E on January 8, 2019*

Very nice kit. The gear is very quiet although set up took a while. The kit comes with a nice shim kit.

## Frequently Bought Together

- CHEVY GM 8.5" 10-Bolt Ring and Pinion 3.42 Ratio Gears & Master Bearing/Install Kit
- USA Standard Gear (ZBKGM8.5) Bearing Kit for GM 8.5 Rear Differential
- Friction Modifier Positraction Additive for Limited Slip Differentials

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*Product available on Desertcart Malaysia*
*Store origin: MY*
*Last updated: 2026-03-04*