Ultima brand rear drive belt features a non-aramid tensile member that can withstand up to 20% higher horsepower loads than previous belts. 
The parabolic tooth profile (grooved) prevents air entrapment resulting in a quieter drive. 
A graphite-loaded, self-lubricating nylon fabric facing provides a low coefficient and wear resistance. 
135 teeth, 1-1/8" wide. 
Fits FLST/C/S/F Softail models 2000 thru 2006.
Fits FXST/C/D/B Softail models 2000 thru 2005.
Replaces HD# 40307-00.