Revolution Gear and Axle Spools provide 100% traction to both wheels at all times. Spools are a cost effective option for full traction and popular options for racing or off-road usage. Spools are not recommended for daily driving due to added stress on the drivetrain.

• Fits GM 14-Bolt 10.5 Inch
• 40 Spline
• 4.10 Ratio and Down