but Air-SS grip does not have any surface bumps but a consistant surface diameter

OEM replacement reference 12022

Use high-lift springs

73-03 XL (HEAVY DUTY)

Stock and most aftermarket shocks can be used

PM 4 PISTON CLASSIC CALIPER Bensintankar + tillbehör but Air-SS grip does notPolished CNC machined billet aluminum 125x4R caliper With mounting 'ears' The Classic PM caliper, for those who can't part with the original Bracket sold separately Designed for stock 11. 5" or 10" brake rotors See catalog for appropriate caliper bracket ABS and Non ABS compatible 4 piston equal bore Proudly machined with the PM icon logo Designed to slow down fast, without flexing. Note: Bracket must be purchased separately, see catalog. Note: For