412-4083B | 412 Series Shock - 13" - Standard - Black - FXD - Dyna '91-'17 home decor or S&S has replacement cylinders

or S&S has replacement cylinders available

Increases Horsepower & Torque

Cam chest is moved outward

Inner & outer

412-4083B | 412 Series Shock - 13" - Standard - Black - FXD - Dyna '91-'17 home decor or S&S has replacement cylindersProgressive Suspension 412 4083B Designed specifically for Harley models The 412's simple, durable design makes them a cost effective improvement to your motorcycle's suspension performance A five position cam style spring load preload adjuster lets you easily dial in your ride Some or all shocks listed are approved for road use. Refer to most recent certificate for current listing There are multiple style options available, like full show chrome or