Quarter Master Mark II Ultra Duty Pro Gear Quick Change Gear Set - # 1Q Landrum Performance Springs Extra-strength chrome moly steel bolt

Extra-strength chrome moly steel bolt with large

120 Tubing

1965-1987 Buick LeSabre

Black Anodized / Tumble Polished

Quarter Master Mark II Ultra Duty Pro Gear Quick Change Gear Set - # 1Q Landrum Performance Springs Extra-strength chrome moly steel boltOver sixty years of gear manufacturing "know how" was designed into our Quarter Master Pro Gears. We start by using the highest quality E9310 aircraft steel. Then we precision hob them to AGMA Class B Tolerances to produce a true involute tooth form for a high contact ratio. We finish them with a proprietary heat treat process and hand roll test and inspect them, giving you results on the track that can't be beat. These quick change gears are