Jay S Owosso , MI April 21, 2018 Appliance: Whirlpool Washer WTW5000DW1 Whirlpool Washer Wtw5000dw1: The spline on the gearcase shaft was stripped causing the hub to strip as wel resulting in the drum to not aggitate. How to replace Drive Hub Kit. I replaced the gearcase and hub. With the help on line videos the process was straight forward and simple. 49 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes