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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
* Mufflers available in highly polished chrome
4’’ tachometer with gear position
• Fits Shovel & Evolution Motors with 4 Speed Transmission
• Machined from 6061T6 aluminum
pre-oiled and ready to ride
Progressive Suspension PS-412-4036B 412 Series 12" Standard Spring Rate Rear Shock Absorbers Black for Dyna 91-17 * Mufflers available in highlyThe 412 Series shocks are simply the best value shock on the market today. The 412s simple, durable design means they will be an improvement to your motorcycle's suspension performance for as long as you are riding it. The doublewall steel body construction with nitrogen charged, multi staged velocity sensitive valving gives you smooth, consistent damping. A five position cam style preload adjuster lets you dial in your ride whether you're a light