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Yukon mini spool for GM 12-bolt passenger cars with 30-spline axles and 4.10 and up gear ratios is a low-cost traction option that installs into a standard open carrier to deliver 100% power to both tires. Mini spools suit lower-torque street or lighter competition builds but full spools are recommended for large tires or high-horsepower applications. Not for regular street use.
Yukon Gear Steel Spool For GM 12 Bolt Car w/ 30 Spline Axles / 4.10+
