Yukon Mechanics 3R Lifetime Series U-Joint

U-Joint - Mechanics 3R by Yukon Gear & Axle Description − Yukon Mechanics 3R Lifetime Series U/Joint. Manufacturers Info - Yukon Gear & Axle The Yukon Gear & Axle® brand is known industry wide for maintaining the highest quality in aftermarket parts with tolerances at or exceeding OE grade.Yukon manufactures the widest selection including ring & pinions, limited slips, lockers, axles, rebuild kits, hubs, driveshafts, and more!Yukon parts are sought after from consumers, builders and shops that demand quality parts for installation, racing and modification.