Thermoplastic Polyester Elastomer (Hytrel) Upper Washer For Primary Suspension To Rd So Drg. No. Cg-K4058 Alt-3. Material And Specification Conforming To Rdso Spec. No. C-K409 Rev.2 W Th Amdt. No. 4 Of August-2016. [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitt Ed: Max 8 Lacs ] ]