This suspension lowers the seat height approximately 1" (P/N 54588-94) or 3/4" (P/N 54651-05 and 54652-05) while preserving ride quality. Spring and damping rates are tailored for Softail® models to ensure a controlled ride. Shocks feature multi-staged damping to ensure optimal performance under varying conditions. Kit includes a pair of rear shock absorbers and a Softail® shock spring preload adjustment wrench. Compatible with Profile™ Low Front Suspension. Fits '00-later Softail® models (except FXSTD, FLSTFB, FLSTSE and FXCW/C). Does not lower '05-later FLSTN, FLSTSB, FLSTFB, FLSTSE, '07 FXSTD and FXSTSSE/2/3 models. Also fits '10 Fat Boy® Special model in UK, Europe, Brazil, and select international markets that are factory-equipped with standard-height rear suspension. Fits '89-'99 Softail® models, including '97-'99 FLSTS.