David B Virginia Beach , VA April 16, 2017 Appliance: Whirlpool Washer WTW6400SW3 Whirlpool Washer Wtw6400sw3: Washer was very load when running. How to replace Washer Bearing And Tub Seal Kit. I diagnosed the problem to be the main shaft bearings by turning the tube with my hand. I could feel and hear the bearing grinding as I spun the tub. Watched the video supplied by AppliancePartsPros. which help me do the tare down found that it was indeed the bearings and found the stator was cracked in 4 places. Then ordered the parts. The video helped me put the machine back together. 9 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 2+ hours