Clayton B Springfield , MO March 18, 2024 Appliance: Whirlpool Dryer WED7500GW0 Whirlpool Dryer Wed7500gw0: Bad rollers and shafts. How to replace Front Drum Roller Shaft. Replaced roller shafts, rollers, idler pulley and the belt. I had my parts in 2 days and all went well. Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours