Fits: Almost everywhere

-Height 60mm

Chain link dimensions: 7/8" long x 1/4" wide

How much it will actually grow depends on tire

96-up H-D models with handlebar mounted mirrors have limited space between the mirror mounting hole and the handlebar master cylinder

s s pinion shaft conversion kit 3OM Fits: Almost everywhereS&S 77 99 Pinion Shaft Gear Conversion Kit Stock replacement for all L77 89 Big Twin models. Used as conversion kit on 90 99 Evo Big Twin with pre 90 pinion shaft. For 1989 and earlier type pinion shafts used on 90 99 Evo Big Twin models (engines that use S&S flywheels or other flywheel assemblies where a conversion is required) S&S offers this conversion package. Kits include: Color coded 77 89 pinion gear 54 89 oil pump drive gear 54 89 pinion shaft