Jerome H Chunchula , AL January 17, 2015 Appliance: Samsung Washer WA422PRHDWR/AA-0001 Samsung Washer Wa422prhdwr/Aa-0001 / : Knocking and banging in spin cycle. How to replace Washer Suspension Damper Rod Assembly. Replaceed the suspension support rods 3 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes