Progressive Suspension, fork spring kit heavy duty. 49mm

Description

45/65 lbs/inch spring rate. With 2.62" spacer. Progressive rate fork springs of superior quality. Precision wound and made of high quality chrome silicon wire. Provides a smooth ride but the progressive rate helps prevent bottoming out when taking big bumps. Each kit comes with progressive fork springs and necessary spacers.
OEM replacement reference 45500337, 45500456, 45500373, 45500385, 45500447

Specifications

Fitment

18-26 Softail (excl. inverted fork models): 18-20 FLDE Deluxe107; 2024 (NU) FLI Hydra Glide Revival 107; 18-21 (NU) FLHC Heritage Classic 107; 18-24 (NU) FLHCS Heritage Classic 114; 25-26 FLHC Heritage Classic 117; 2026 FLHD Deadwood 117; 18-21 FLSL Slim 107; 18-20 (NU) FXBB Street Bob 107; 25-26 FXBB Street Bob 117; 18-24 (NU) FXBBS Street Bob 114; 18-19 (NU) FXBR Breakout 107; 18-22 (NU) FXBRS Breakout 114; 23-26 FXBR Breakout 117; 2026 FXD Super Glide 117; 18-20 (NU) FXLR Low Rider 107; 18-20 FLFB (NU) Fat Boy 107; 18-24 (NU) FLFBS Fat Boy 114; 2025 (NU) FLFB Fat Boy Gray Ghost 117; 18-24 (NU) FXST Softail Standard 107.
Touring: 14-26 all FLT/Touring (excl. 23-26 CVO FLT/Touring with inverted forks; 17-19 (NU) FLHTKL low)

Part numbers