Originally Posted by anotherguy
Rear wheel spacers are the same. Front left is the same,front right are different for each model Softail. Part # is 40910-00 for FXST,44029-00 for Springer. Don't have any around to measure so keep yours separate while working to make it easy.
Remember springers have the caliper bracket attached to the axle on the right for fXsts and left on fLsts, so yes spacers are different.