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Andrews main drive gear 4-speed BT77-86 For Harley-Davidson
All late 4th gears now have O-rings for better oil sealing. These replacement 4th gears are made with wider drive slots and steeper lead-in ramps for more positive 3-4 shifting and less wear and tear for long life. The O-ring groove addition is an up-date design for all chain drive 1977-1986 4th gears.
Replaces OEM: 35067-84
Andrews main drive gear 4-speed BT77-86 For Harley-Davidson
280.77 €
All late 4th gears now have O-rings for better oil sealing. These replacement 4th gears are made with wider drive slots and steeper lead-in ramps for more positive 3-4 shifting and less wear and tear for long life. The O-ring groove addition is an up-date design for all chain drive 1977-1986 4th gears.
Replaces OEM: 35067-84