Twin Power 98-06 Big Twin Models Exc 06 Dyna Starter Ring Gear 66 Teeth Must Use 9T Pinion Gear

These gears are black oxide-coated and heat-treated for maximum strength to give you the best performance possible.

Excludes 2006 Dyna|High-quality replacement ring gears|Requires use of P/N 482523 nine tooth pinion gear, sold separately