Yes - they pulley comes off with a puller which can be rented from any Autozone. The pulley gets pressed back on using the threads in the center of the shaft and the tool. The pulley should only be pulled off and pushed on twice before it needs to be replaced.
2003 F-250 XLT Crew Cab 7.3L, Chrome BigTex Grille Guard, Quad pillar - 3 ISSPRO gauges (trans, pyro, boost) and DP-Tuner F6; Roush fuel pressure / temperature / oil pressure gauges, Ford Severe Duty AIS, 31 row 6.0 transmission cooler, ScanGauge II, Marinco mod, Walker BTM
"When seconds count, the police are just minutes away..."