Joseph B Bristol , CT May 17, 2021 Appliance: Whirlpool Washer WTW6400SW2 Whirlpool Washer Wtw6400sw2: Washer would go out of balance during spin cycle (UL). How to replace Suspension Rod Kit. I replaced the Motor Stator and Suspension rod assemblies. The machine is running stable again. Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours