Ring Gear Diameter:
Pinion Shaft Diameter:
Ring Gear Bolts:
Left Hand Threads:
Pinion Splines:
Cover Bolts:

7 3/4"
1.376"
8
7/16" x 20
27
9

• GM 7 1/4"
• GM 7 1/2" 
  (GM 7 5/8")
• GM 7 3/4"
  Borg-Warner
• GM 8.2" Chevy
• GM 8 1/4" IFS
• GM 8 1/2"
• GM 8 7/8" Car
• GM 8 7/8" Truck
• GM 9 1/4"
• GM 9 1/2"
• GM 10 1/2"
• GM 11 1/2"