Home » Differential » Lockers » Yukon GM11.5-30 Grizzly Locker for AAM 11.5 rear ends with 30 spline axles fits
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The Yukon Grizzly Locker is a mechanical locking differential. It features a forged case and 8620 internals for maximum strength. It's patent pending design reduces common locker failures. All units are assembled in the USA!!!