412 Series, 11in. Rear Shock Absorbers with Full Cover - Chrome. Fits Big Twin 1973-1986. - Progressive Suspension Complete Charging Systems 25 inch thickwall steel and

25 inch thickwall steel and deeply chromed for strength and long-lasting good looks

Primary Chain: BC-59-1205

* Replaces OEM # 44000-78B

* Fits FXFB Fatbob 2018up

412 Series, 11in. Rear Shock Absorbers with Full Cover - Chrome. Fits Big Twin 1973-1986. - Progressive Suspension Complete Charging Systems 25 inch thickwall steel andFeatures & Benefits: * 412 Series Shock. * Best value shock on the market today. * Simple, durable design will be an improvement over the Original. * Double wall steel body construction. * Nitrogen charged, multi staged velocity sensitive valving. * Smooth, consistent damping. * Multi position cam style preload adjuster. * Progressively wound Spring. Tech Tips: * If you are purchasing longer or shorter suspension, confirm that changing your Suspension