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Yukon Gear Grizzly Locker for GM 10.5-inch 14-tooth differential with 40-spline axles and 4.10-down ratio. This mechanical automatic locker provides full positive lock-up for demanding off-road, rock crawling, trail and drag applications while allowing disengagement during turns. Patented internal tooth geometry and heavy-duty 8620 internals are specified to improve strength and resist shock-loading failures compared with conventional locker designs.
Yukon Gear Grizzly Locker For GM 10.5in 14T Differential 40 Spline 4.10-Down Ratio
