Tie rods, CV axles, and knuckle-to-uniball housing bolts were among the items that needed re-attaching. After everything was in place, Hector double-checked each and every fastener before re-filling the gear oil. To break in the gears, we put them through two heat cycles, letting them cool between each cycle. When it comes to gear installations, silence speaks volumes. The Sierra Gears installed by American Gear Shop have run silent and smooth from day one.