Lifetime manufacturers warranty against sag or breakage. Progressive rate fork springs soak up small bumps yet are firm enough to absorb the larger ones. Rates of the progressively wound springs have been designed to fit each model. Spring rates have been chosen to reduce front end dive under braking. Gives the cruiser a low custom look when combined with a shorter than stock rear shock. Allows the rider to lower his bike 1in. or 2in. Comes with Progressive rate fork springs, spacers and instructions. WARNING: Installing a lowering kit will decrease initial ground clearance. The motorcycle will be lower to the ground and care should be taken to avoid bottoming, especially over bumps or in turns. To maintain proper balanced geometry, Progressive recommends lowering the motorcycle in the rear the same amount as the front.
FLHR Road King 2014-2020
FLHRXS Road King Special 2017-2020
FLHTCU Electra Glide Ultra Classic 2014-2019
FLHTK Electra Glide Ultra Limited 2014
FLHTK Ultra Limited 2015-2020
FLHTKL Ultra Limited Low 2017-2019
FLHX Street Glide 2014-2020
FLHXS Street Glide Special 2014-2020
FLTRU Road Glide Ultra 2016-2019
FLTRX Road Glide 2015-2020
FLTRXS Road Glide Special 2015-2020
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