-25 mm Lowering Fork Spring Kit Lowering Kits the suspension geometry of the

the suspension geometry of the front and rear axles has been refined through precise adjustment of negative spring travel

We replace the linear fork springs with progressive units for better small‑bump compliance and deeper‑stroke support

The Harley Davidson Street Glide ST and Road Glide ST are based on the U

the Wilbers twin shocks include ABE certification and a 5-year warranty — offering exceptional performance at a remarkable value

ensuring improved ride comfort and control

-25 mm Lowering Fork Spring Kit Lowering Kits the suspension geometry of theDesigned to lower the front end when yokes can't, Hyperpro's Progressive Lowering Fork Springs are recommended for front and rear lowering to maintain optimal bike handling.