Yukon Gear Yukon steel spool for GM 12 bolt car with 30 spline axles 4.10/up - YP FSGM12P-4-30

Yukon Mini Spools are a low-cost traction option for vehicles looking for full-time lockup. The mini spool installs into a standard open carrier and delivers 100% power to both tires at all times. These units are not recommended for street-driven vehicles. Full spools are recommended for vehicles with large tires or high horsepower.

• Fits GM 12 Bolt Passenger Car w/30 Spline Axles
• 4.10 And Up Ratios Only
• Provides 100 Percent Traction To Both Wheels At All Times
• Not Recommended For Street Driven Vehicles