Product Overview
G80390 Application Notes
- For GM 7.75" IRS
- Performance Ring and Pinion
- 3.90 Ratio
Warranty
2 Years or 100,000 Miles
G80390 Specifications
Cover Bolt Quantity 9
Differential Case Design Type GM 7.75 IRS
Pinion Gear Tooth Quantity 11
Pinion Shaft Diameter 1.376 (Inch)
Pinion Spline Count 27
Ring & Pinion Gear Ratio 3.90
Ring Gear Bolt Quantity 8
Ring Gear Diameter 7.75 (Inch)
Ring Gear Material 8620 Steel
Ring Gear Rotation Standard
Ring Gear Tooth Quantity 43
Taxonomy A Differential LD
Taxonomy B Ring and Pinion
Taxonomy C GM 7.75 IRS
Taxonomy D Rear
Taxonomy E 3.90
