Premium Chevy Gm 7.5 Inch 10 Bolt Ring And Pinion Set At 3.90 Ratio Fully Loaded Master Bearing Install Kit For Heavy Duty Rear Differential Rebuild Built Tough And Ready To Roll
✔️ 3.90 Ratio Gear With Full Bearing Kit And Installation Seal
This master installation kit delivers everything you need to rebuild a heavy duty rear differential. You will find premium gears paired with every bearing and shim required for a smooth 3.90 ratio swap on your Chevy truck or work wagon. This single box saves your trip to the local counter. You can drop it straight onto the lift and get rolling fast.
✅ Heat-treated 8620 steel builds tough contact surfaces for lasting torque✅ Includes carrier bearings races ring gear bolts and marking paste
✅ Comes complete with pinion seal crush sleeve shims and high strength lock fluid
✅ Matches 3.23 numbers or any taller numerical ratio already in your axle
✅ Provides exact spacing rings to set perfect backlash on modern axles
💡 What steps help secure proper ring gear mesh when rebuilding a heavy duty rear differential?
Installing the right shims aligns the bearing loads before you tighten the nut.
- Slide the crushed pillow sleeve onto the pinion shaft to dial in smooth rotation.
- Tack the marked paper gauge to the casing wall until the dial gauge hits baseline.
- Snug the cap bolts down even so the crown wheel sits flat against the driveshaft
Make your weekend wrenching feel handy and straightforward on the shop bench.