4th Main Drive Gear. Fits 4Spd Big Twin 1977-1986.
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Stock main drive gear (4TH) 26 Teeth.
* (1977-1986) (caged rollar) OEM 35067-77 & OEM 35067-84
* Replacement 4th gears are made with wider drive slots and steeper lead-in ramps for more positive 3-4 shifting.
* The in.Oin. ring groove is a design update for all chain drive 4th gears from 1977 through 1986.
