Progressive Suspension 412 Series Without Covers Shock Absorber - 412-4030B For Harley Motorcycles 1973-1986 Product Type_Dashes & Gauges 14% increase in strength over

14% increase in strength over stock

Note: Fits Twin Cam Screamin' Eagle heads with 5/16" valve stems with standard keeper grooves and 0

123-2201 - Black

Improve tappet stability in high lift and high rpm situations

Progressive Suspension 412 Series Without Covers Shock Absorber - 412-4030B For Harley Motorcycles 1973-1986 Product Type_Dashes & Gauges 14% increase in strength overFeatures 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 black covers; or either