Made from 356 T-6 aluminum, then hard anodized for long life
Special steel insert is gear cut to provide maximum bonding surface with the aluminum when cast
BDL's lightweight aircraft aluminum transmission pulleys are one-third the weight of stock pulleys
The pulleys are hard-anodized for durability.
All 1985-2006 Big Twin pulleys come with a spacer for use on 1985-1993 models
When using a larger or smaller pulley, change in belt length and modifications to the axle adjustment slots may be required
Made in the U.S.A
Includes: a spacer, shaft nut, seal and retaining plate with screws.