Fits all BDL splined clutch hubs for all years Softail, Touring or Dyna. Fits amongst others: 518628, 518629, 518631, 518708, 518724, 518709, 518922, 518926, 518927, 519156, 519154, 519153, 519152. Note: If experiencing starter engagement problems on models with a splined mainshaft, reverse the step washer. This will bring the rear pulley starter ring gear closer to the starter drive gear.