Add to Cart 3.90 8.5in 10 Bolt GM RICHMOND MSRP: Now: $461.69 Was: Ring and Pinion - 3.90 Ratio - 30 Spline Pinion - 3 Series - 8.5 in / 8.625 in - GM 10-Bolt - Kit RIC49-0034-1
Add to Cart 5.38 8.5in 10 Bolt GM RICHMOND MSRP: Now: $501.29 Was: Ring and Pinion - 5.38 Ratio - 30 Spline Pinion - 3 Series - 8.5 in / 8.6 in - GM 10-Bolt - Kit RIC69-0173-1
Add to Cart 3.23 8.5in 10 Bolt GM RICHMOND MSRP: Now: $429.29 Was: Ring and Pinion - 3.23 Ratio - 30 Spline Pinion - 3 Series - 8.5 in / 8.625 in - GM 10-Bolt - Kit RIC49-0019-1
Add to Cart 4.56 8.5in 10 Bolt GM RICHMOND MSRP: Now: $471.59 Was: Ring and Pinion - 4.56 Ratio - 30 Spline Pinion - 3 Series - 8.5 in / 8.6 in - GM 10-Bolt - Kit RIC69-0167-1
Add to Cart 4.10 8.5in 10 Bolt GM RICHMOND MSRP: Now: $494.99 Was: Ring and Pinion - 4.10 Ratio - 30 Spline Pinion - 3 Series - 8.5 in / 8.6 in - GM 10-Bolt - Kit RIC69-0165-1