GM Differentials

Offering the full line of new, used and rebuilt units on the market today. We also stock rebuild kits, bearing kits, ring and pinion sets, seals and any other part you might need at discount prices. We can remove, rebuild or repair your existing GM differential on site in our state of the art facility or ship your GM differential World wide. Our parts department stocks every conceivable part you may need as well as hard to find parts and out of production items. We can locate any part for any unit ever made. Let Pro Gear and Transmission Inc. be your one stop gear shop for any and all your differential or transmission needs. We want to earn your business and will help you in any way we possibly can.

GM Single Axle 2 SPEED T170

GM 7.5″/7.625″ 1982-97
Chevrolet S10
GM 8.5″ 10 Bolt Rear 1985-97
Chev CK15/35,S10,RV
GM 8.875″ 12 Bolt
GM 9.5″ 14 Bolt Open
GM 10.5 14 Bolt Rear

Dana Model 30
Dodge, Ford, GM and Jeep

GM
10 BOLT 7.5″RATIOS:
3.23, 3.55, 3.91, 4.10, 4.56
2.73, 3.08, 3.23,
3.42, 3.73, 4.11,
4.56

14 BOLT 9.5″RATIOS:
3.23, 3.42, 3.73, 4.10, 4.56, 4.88
3.23, 3.42, 3.73, 4.10,
4.56, 4.88

10 BOLT 8.5″ RATIOS:

3.23, 3.55, 3.91, 4.10, 4.56
2.73, 2.93, 3.08,
3.42, 3.73, 4.10,
4.56
14 BOLT 10.5″RATIOS:
3.23, 3.55, 3.91, 4.10, 4.56
3.42, 3.73, 4.10,
4.56, 5.13

12 BOLT 8.875″ RATIOS:
3.23, 3.55, 3.91, 4.10, 4.56
3.08, 3.42, 3.73, 4.11, 4.56