TwinPower 66-Tooth 492875 Big Twin Starter Ring Gear

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

The TwinPower 492875 Big Twin starter ring gear is a black oxide-coated, heat-treated steel gear designed to provide strength and dependable starter performance. Its precision-machined construction promotes positive starter pinion engagement without slipping and restores the factory starter-to-flywheel drive ratio.

This 66-tooth starter ring gear is designed for early-model applications and directly fits the listed Harley-Davidson motorcycles. It fits 1971–1975 Harley-Davidson FX Super Glide models, the 1975–1977 FXE Super Glide, the 1977 FX Super Glide, and the 1977 FXS Low Rider.

The manufacturer part number is TwinPower 492875. The vendor part number is 33163-65B, which this gear replaces. Verify the motorcycle model and year before installation to confirm fitment.

Features:

• Black oxide-coated and heat-treated steel construction for strength
• Precision-machined gears promote positive starter pinion engagement without slip
• 66-tooth design for early-model applications
• Direct fit restores the factory starter-to-flywheel drive ratio
• Fits 1971–1975 Harley-Davidson FX Super Glide models
• Fits 1975–1977 Harley-Davidson FXE Super Glide models
• Fits 1977 Harley-Davidson FX Super Glide and FXS Low Rider models
• Manufacturer part number: 492875
• Vendor part number: 33163-65B

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: powersports
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1
Fitment:
1971 Harley Davidson FLH Electra Glide Base
1971 Harley Davidson FX Super Glide Base
1972 Harley Davidson FLH Electra Glide Base
1972 Harley Davidson FX Super Glide Base
1973 Harley Davidson FLH Electra Glide Base
1973 Harley Davidson FX Super Glide Base
1974 Harley Davidson FLH Electra Glide Base
1974 Harley Davidson FX Super Glide Base
1974 Harley Davidson FXE Super Glide Base
1975 Harley Davidson FLH Electra Glide Base
1975 Harley Davidson FX Super Glide Base
1975 Harley Davidson FXE Super Glide Base
1976 Harley Davidson FLH Electra Glide Base
1976 Harley Davidson FX Super Glide Base
1976 Harley Davidson FXE Super Glide Base
1977 Harley Davidson FLH Electra Glide Base
1977 Harley Davidson FX Super Glide Base
1977 Harley Davidson FXE Super Glide Base
1977 Harley Davidson FXS Low Rider Base
1978 Harley Davidson FLH Electra Glide Base
1978 Harley Davidson FX Super Glide Base
1978 Harley Davidson FXE Super Glide Base
1978 Harley Davidson FXS Low Rider Base
1979 Harley Davidson FLH Electra Glide Base
1979 Harley Davidson FXE Super Glide Base
1979 Harley Davidson FXEF Fat Bob Base
1979 Harley Davidson FXS Low Rider Base
1980 Harley Davidson FLH Electra Glide Base
1980 Harley Davidson FLHS Electra Glide Sport Base
1980 Harley Davidson FLT Tour Glide Base
1980 Harley Davidson FXB Sturgis Base
1980 Harley Davidson FXE Super Glide Base
1980 Harley Davidson FXEF Fat Bob Base
1980 Harley Davidson FXS Low Rider Base
1980 Harley Davidson FXWG Wide Glide Base
1981 Harley Davidson FLHS Electra Glide Sport Base
1981 Harley Davidson FLT Tour Glide Base
1981 Harley Davidson FXB Sturgis Base
1981 Harley Davidson FXE Super Glide Base
1981 Harley Davidson FXEF Fat Bob Base
1981 Harley Davidson FXS Low Rider Base
1981 Harley Davidson FXWG Wide Glide Base
1982 Harley Davidson FLHS Electra Glide Sport Base
1982 Harley Davidson FLT Tour Glide Base
1982 Harley Davidson FXB Sturgis Base
1982 Harley Davidson FXE Super Glide Base
1982 Harley Davidson FXEF Fat Bob Base
1982 Harley Davidson FXR Super Glide II Base
1982 Harley Davidson FXRS Low Glide Base
1982 Harley Davidson FXS Low Rider Base
1982 Harley Davidson FXWG Wide Glide Base
1983 Harley Davidson FLHS Electra Glide Sport Base
1983 Harley Davidson FLHTC Electra Glide Classic Base
1983 Harley Davidson FLT Tour Glide Base
1983 Harley Davidson FXDG Disc Glide Base
1983 Harley Davidson FXE Super Glide Base
1983 Harley Davidson FXEF Fat Bob Base
1983 Harley Davidson FXR Super Glide II Base
1983 Harley Davidson FXRS Low Glide Base
1983 Harley Davidson FXRT Sport Glide Base
1983 Harley Davidson FXSB Low Rider - Belt Base
1983 Harley Davidson FXWG Wide Glide Base
1984 Harley Davidson FLHS Electra Glide Sport Base
1984 Harley Davidson FLHTC Electra Glide Classic Base
1984 Harley Davidson FXE Super Glide Base
1984 Harley Davidson FXEF Fat Bob Base
1984 Harley Davidson FXSB Low Rider - Belt Base
1984 Harley Davidson FXWG Wide Glide Base