Front Fork Part,Springs 35Mm All Narrow Glide 1953/L 35Mm Progressive Sus 11-1120 ork springs will gradually sag over a period of time and is an important, but easily overlooked part of every motorcycle. Revive your front end with a pair of these progressively wound fork springs. One end of the springs are wound tighter than the other end that reacts excellent on small bumps while the larger wound end of the springs facilitate the bigger bumps. These progressively wound fork springs vastly improve the handling characteristics of your front end over the OEM style straight wound fork springs. Instructions are included. See the front end section for fork oil. Progressive Suspension 35mm ork Tube Springs, Sold as Pair Fits all models with Narrow Glide front end 1953/Later