A design, introduced by the factory in 1980 on the Sturgis model, which has a great advantage over solid pulleys. The integrated rubber cushions of the Belt Optimizer pulley are shock compensating and take it easy on your belt when accelerating hard, when riding slow in high gear or when downshifting. This smooth performance will extend the service life of your primary belt and make you feel more comfortable on your twowheeler. Comes with stainless steel guard disc, 46 mm sprocket shaft nut and puller tool.
- fits Big Twin 1955-1999
- aluminum / steel / stainless steel
- wrench size: 46 mm
- pitch: 8 mm
Primo 8 mm Belt Drives for 4-Speed Big Twin
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