10/84 Starter Gear Set

Starter Gear Set '90-'93 Big Twin

• Features a 10-tooth pinion gear and an 84-tooth starter ring gear that produces 15% more starting torque than stock (9:66 ratio) gears
• Gears are made of 8620 carbonized steel for strength and long life
• Uses OEM clutch baskets
• Reduces gear tooth breakage on late model bikes with 102 tooth gears