Quarter Master Mark II Ultra Duty Pro Gear Quick Change Gear Set - #32 HS210220 F-250 1999-1997Vehicle Applications: Ford F-150

F-250 1999-1997Vehicle Applications: Ford F-150 2003-1997

Supplied with STEEL distributor gear

They feature a diaphragm made of fluorosilicone for extended life and high temperature protection

Stock Number 3981

Pro Street applications

Quarter Master Mark II Ultra Duty Pro Gear Quick Change Gear Set - #32 HS210220 F-250 1999-1997Vehicle Applications: Ford F-150Over 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