412 Series, 12in. Rear Shock Absorbers with Full Covers - Chrome. Fits 4Spd Big Twin 1973-1986 - Progressive Suspension Carburetors & Carburetor Kits * Now widely copied

* Now widely copied

Max lift without hitting the swingarm on Fat Bob

(Double steel not used with this kit

Close ratio 3rd gear set (1

412 Series, 12in. Rear Shock Absorbers with Full Covers - Chrome. Fits 4Spd Big Twin 1973-1986 - Progressive Suspension Carburetors & Carburetor Kits * Now widely copiedFeatures & 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