--- product_id: 29727417 title: "USA Standard Gear (ZK GM8.6-B) Master Overhaul Kit for GM 8.6 Differential" brand: "usa standard gear" price: "8834207₫" currency: VND in_stock: true reviews_count: 7 category: "Usa Standard Gear" url: https://www.desertcart.vn/products/29727417-usa-standard-gear-zk-gm8-6-b-master-overhaul-kit store_origin: VN region: Vietnam --- # Complete ring gear bolts & pinion nut Precision Koyo bearings & races OEM-surpassing durability & quality USA Standard Gear (ZK GM8.6-B) Master Overhaul Kit for GM 8.6 Differential **Brand:** usa standard gear **Price:** 8834207₫ **Availability:** ✅ In Stock ## Summary > ⚙️ Upgrade your GM 8.6 differential with confidence—master the road, master the kit! ## Quick Answers - **What is this?** USA Standard Gear (ZK GM8.6-B) Master Overhaul Kit for GM 8.6 Differential by usa standard gear - **How much does it cost?** 8834207₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/29727417-usa-standard-gear-zk-gm8-6-b-master-overhaul-kit) ## 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 - • **All-in-One Master Kit:** Includes every essential component—carrier & pinion bearings, seals, shims, bolts, and crush sleeve—for a seamless overhaul. - • **Engineered for Excellence:** Koyo bearings and races ensure ultra-smooth, long-lasting performance beyond OEM standards. - • **Confidence in Every Install:** USA Standard Gear’s rigorous quality control eliminates failure points, so you can trust your differential rebuild. - • **Made in Japan, Built to Last:** Premium manufacturing origin combined with superior materials means your GM 8.6 differential stays road-ready for miles. - • **Precision Machined Components:** Every part is crafted with exacting tolerances to guarantee perfect fit and optimal drivetrain efficiency. ## Overview The USA Standard Gear ZK GM8.6-B Master Overhaul Kit is a comprehensive, precision-engineered solution for GM 8.6 differentials. Featuring premium Koyo bearings and races, a full complement of carrier and pinion components, and OEM-exceeding quality control, this Japanese-made kit ensures a reliable, durable rebuild that professionals trust. ## Description USA Standard Master Overhaul kits let you finish your install with confidence. Review: Great quality, perfect fit. - Great quality. Everything fit in the spot it was designed to fit in. I didn’t use the seal, mine is reusable. Review: Great product with everything needed for proper installation - Great product ## Features - USA Standard Master Overhaul kits let you finish your install with confidence - This kit 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 (if applicable), oil baffles and slingers (if applicable) - USA Standard Gear manufactures products that are engineered to surpass and exceed OEM specifications and eliminate points of failure through quality engineering, manufacturing, and quality control practices. ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | USA Standard Gear | | Brand | USA Standard Gear | | Model | Master Overhaul Kit for GM 8.6 Differential | | Item Weight | 7.34 pounds | | Product Dimensions | 12 x 13 x 3 inches | | Country of Origin | Japan | | Item model number | ZK GM8.6-B | | Exterior | Machined | | Manufacturer Part Number | ZK GM8.6-B | | OEM Part Number | ZKGM8.6B | | Special Features | This kit 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 (if applicable), oil baffles and slingers (if applicable), USA Standard Master Overhaul kits let you finish your install with confidence | ## Images ![USA Standard Gear (ZK GM8.6-B) Master Overhaul Kit for GM 8.6 Differential - Image 1](https://m.media-amazon.com/images/I/710w1DSh2xL.jpg) ![USA Standard Gear (ZK GM8.6-B) Master Overhaul Kit for GM 8.6 Differential - Image 2](https://m.media-amazon.com/images/I/81DWSSdB9rL.jpg) ![USA Standard Gear (ZK GM8.6-B) Master Overhaul Kit for GM 8.6 Differential - Image 3](https://m.media-amazon.com/images/I/81WG88Kxl0L.jpg) ![USA Standard Gear (ZK GM8.6-B) Master Overhaul Kit for GM 8.6 Differential - Image 4](https://m.media-amazon.com/images/I/81jsFZ4Sj4L.jpg) ![USA Standard Gear (ZK GM8.6-B) Master Overhaul Kit for GM 8.6 Differential - Image 5](https://m.media-amazon.com/images/I/61ps-F9Y+JL.jpg) ## Available Options This product comes in different **Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great quality, perfect fit. *by D***K on February 4, 2026* Great quality. Everything fit in the spot it was designed to fit in. I didn’t use the seal, mine is reusable. ### ⭐⭐⭐⭐⭐ Great product with everything needed for proper installation *by A***R on December 30, 2019* Great product ### ⭐⭐⭐⭐⭐ Everything is included *by A***R on July 15, 2018* Kit worked well for my 2009 Silverado 10 bolt rear end. This kit is for 2009 and up so keep that in mind when looking for a kit. ## Frequently Bought Together - USA Standard Gear (ZK GM8.6-B) 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 - Friction Modifier Positraction Additive for Limited Slip Differentials --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vn/products/29727417-usa-standard-gear-zk-gm8-6-b-master-overhaul-kit](https://www.desertcart.vn/products/29727417-usa-standard-gear-zk-gm8-6-b-master-overhaul-kit) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-04-25*