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This product ![]() USA Standard Gear USA Standard Gear Differential Master Overhaul Rebuild Kit for GM 8.5" rear with aftermarket Positraction | 1999 2008 8.6" ![]() USA Standard Gear USA Standard Gear Differential Master Overhaul Rebuild Kit for 1999-2008 GM 8.6" Differential | Other option ![]() USA Standard Gear USA Standard Gear (ZK D30-F) Master Overhaul Kit for Dana 30 Front Differential | Other option ![]() USA Standard Gear USA Standard Gear (ZK F9-A-SPC) Master Overhaul Kit for Ford 9 LM102910 Differential with Solid Spacer | Other option ![]() USA Standard Gear USA Standard Gear (ZK M20) Master Overhaul Kit for AMC Model 20 Differential | |
|---|---|---|---|---|---|
| Rating | |||||
| Model | ZK GM8.5-HD | ZK GM8.6 | ZK D30-F | ZK F9-A-SPC | ZK M20 |
About this product
- Fits GM 8.5" rear with aftermarket Positraction
- Uses high-quality Koyo bearings and races, creating improved durability and accurate rebuild fit
- 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.
- Designed for the general installer and do-it-yourself customer, USA Standard Gear products provide unmatched reliability and the assurance that your vehicle is repaired for the long haul.
- USA Standard Gear Master Overhaul Kits give you all the high-quality installation parts you need to start and finish every differential job. USA Standard Gear offers more tailor-made kits than any other manufacturer in the industry to meet your specific installation needs.
Specifications
- Brand
- USA Standard Gear
- Model
- ZK GM8.5-HD
- Width
- 12 inches
- Height
- 3 inches
- Depth
- 12 inches
- Weight
- 5.9 pounds
- Colour
- Factory
- Warranty
- 1 year warranty against Manufacturer defects
- Part number
- ZK GM8.5-HD
- Manufacturer
- USA Standard Gear
- UPC
- 883584370574
- GTIN
- 00883584370574




