---
product_id: 264038264
title: "(ZK GM8.6) Master Overhaul Kit for GM 8.6 Differential"
brand: "usa standard gear"
price: "1264 Lei"
currency: RON
in_stock: true
reviews_count: 6
category: "Usa Standard Gear"
url: https://www.desertcart.ro/products/264038264-zk-gm8-6-master-overhaul-kit-for-gm-8-6
store_origin: RO
region: Romania
---

# Includes crush sleeve & pinion nut Koyo premium bearings & races Complete shim & bolt kit (ZK GM8.6) Master Overhaul Kit for GM 8.6 Differential

**Brand:** usa standard gear
**Price:** 1264 Lei
**Availability:** ✅ In Stock

## Summary

> ⚙️ Master your GM 8.6 rebuild with confidence and precision!

## Quick Answers

- **What is this?** (ZK GM8.6) Master Overhaul Kit for GM 8.6 Differential by usa standard gear
- **How much does it cost?** 1264 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/264038264-zk-gm8-6-master-overhaul-kit-for-gm-8-6)

## Best For

- usa standard gear enthusiasts

## Why This Product

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

## Key Features

- • **Trusted by Thousands:** 4.4-star rating from over 2,600 users—join the elite GM rebuilders.
- • **All-Inclusive Master Kit:** Every essential part included—no last-minute trips to the store.
- • **Vehicle-Specific Fitment:** Tailored for 1999-2008 GM 8.6 differentials for seamless installation.
- • **Pro-Grade Installation Tools:** Thread locker, marking compound, and gasket ensure a flawless finish.
- • **Precision Engineered Koyo Bearings:** Upgrade your GM 8.6 with trusted durability and smooth performance.

## Overview

The USA Standard Gear ZK GM8.6 Master Overhaul Kit is a comprehensive, vehicle-specific rebuild solution for 1999-2008 GM 8.6 differentials. Featuring premium Koyo bearings and races, a complete shim kit, ring gear bolts, pinion nut, crush sleeve, and professional-grade installation aids like thread locker and marking compound, this kit ensures a precise, durable, and hassle-free overhaul trusted by thousands of automotive professionals and enthusiasts.

## Description

Fits 1999-2008 GM 8. 6" Uses Koyo bearings and races Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush and gasket. Technical Notes

Review: Arrived squished. - Arrived squished.
Review: every brg, seal, shims. good product

## Features

- USA Standard Master Overhaul kits let you finish your install with confidence
- This kit uses Koyo bearings and races
- Includes carrier bearings and races,
- Includes complete shim kit
- Includes ing gear bolts, pinion nut, crush sleeve.Includes thread locker, marking compound with brush and gasket.Fit type: Vehicle Specific

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0078U94S4 |
| Best Sellers Rank | #12,399 in Automotive ( See Top 100 in Automotive ) #3 in Car Differential Assembly Kits |
| Brand | USA Standard Gear |
| Customer Reviews | 4.4 4.4 out of 5 stars (2,647) |
| Date First Available | 15 September 2023 |
| Exterior | Machined |
| Item Weight | 2.95 Kilograms |
| Item model number | ZK GM8.6 |
| Manufacturer | USA Standard Gear |
| Manufacturer Part Number | ZK GM8.6 |
| Model | Master Overhaul Kit for the '99-08 GM 8.6" Differential |
| OEM Part Number | ZKGM8.6 |
| Product Dimensions | 30.48 x 30.48 x 7.62 cm; 2.95 kg |

## Images

![(ZK GM8.6) Master Overhaul Kit for GM 8.6 Differential - Image 1](https://m.media-amazon.com/images/I/71B+vxVTFFL.jpg)

## Customer Reviews

### ⭐⭐ Arrived squished.
*by S***S on 5 February 2023*

Arrived squished.

### ⭐⭐⭐⭐⭐ Review
*by H***E on 19 February 2021*

every brg, seal, shims. good product

### ⭐⭐⭐⭐⭐ Review
*by M***E on 25 August 2021*

My hubby wasn’t overly thrilled with the gasket but the other parts is what he needed!

## Frequently Bought Together

- USA Standard Gear (ZK GM8.6) Master Overhaul Kit for GM 8.6 Differential
- Yukon Gear & Axle Dura Grip Limited Slip Differential Positraction, 30 Spline, 2.73-Up, Compatible with 8.5"/8.6" GM Axle, YDGGM8.5-3-30-1
- USA Standard Gear (ZG GM8.5-373) Ring & Pinion Gear Set for GM 8.5 Differential

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**Shop now:** [https://www.desertcart.ro/products/264038264-zk-gm8-6-master-overhaul-kit-for-gm-8-6](https://www.desertcart.ro/products/264038264-zk-gm8-6-master-overhaul-kit-for-gm-8-6)

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-01-30*