



⚙️ Upgrade your ride with precision and peace of mind!
The USA Standard Gear ZBKGM8.5 Bearing Kit is a premium, all-in-one solution designed specifically for GM 8.5 rear differentials. Featuring high-quality Koyo bearings and races, this kit includes every necessary component for installation, backed by a 1-year warranty and a detailed installation guide. Trusted by automotive enthusiasts and ranked #2 in its category, it delivers reliable performance and durability for your vehicle’s drivetrain.








| ASIN | B0078UAWB2 |
| Best Sellers Rank | #5,809 in Automotive ( See Top 100 in Automotive ) #2 in Car Bearings & Bearing Kits |
| Brand | USA Standard Gear |
| Customer Reviews | 4.2 4.2 out of 5 stars (82) |
| Date First Available | 16 June 2013 |
| Exterior | Machined |
| Item Weight | 2.14 Kilograms |
| Item model number | ZBKGM8.5 |
| Manufacturer | USA Standard Gear |
| Manufacturer Part Number | ZBKGM8.5 |
| Model | Bearing Kit fits GM 8.5" Rear |
| OEM Part Number | ZBKGM8.5-HD |
| Product Dimensions | 30.48 x 33.02 x 7.62 cm; 2.14 kg |
D**S
parfait bonne qualité!
C**T
Was everything I needed besides pinion shims! Great buy!
T**N
I run eatin true trac, for it two of bearings are to small, otherwise oll good
R**Y
I was very happy with the quality and the kit. Worked and installed well on the gm 8.5 dff
A**R
Replaced it all by the book and it blew apart and tore up my rear end housing not very happy
Trustpilot
3 weeks ago
2 months ago