13in Bitubo WME22 Adjustable Rear Shock Set Black Harley-Davidson Dyna

Significantly increased riding comfort and adjustability Alloyed steel main shock body with black finish Springs manufactured from Cr-Si alloyed steel (black) Black anodized CNC machined billet aluminum head Spring preload adjustment system allows fast and easy adjustment Nitrogen pressurized coaxial chamber with oil/gas aluminum piston Adjustable features include: Hydraulic spring preload (10 mm = 20 clicks) Hydraulic rebound Spring Rate Applications: Standard: Rider, passenger, and gear less than 500 lb. (227 kg) Heavy Duty: Rider, passenger, and gear over 500 lb. (227 kg)