Twin Power 65-E84 Big Twin Starter Ring Gear Replaces H-D 33163-65B 66 Teeth

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

• Precision-machined steel gears ensure positive starter pinion engagement without slip
• 66-tooth option for early models, 102-tooth for later 5-speeds
• Direct fit restores factory starter-to-flywheel drive ratio