Auto Wheel Oil Seal #43764 Wheel Seal for 16,000# Front Axles Fits the front and rear wheels, Rockwell. Ref. No. : 43764 Cross References ... , Kenworth, Western Star, Peterbilt, and Volvo GM 16,000 pound front axles No tools required, installs by hand Guarantee : 2 years Bore ... .0Width:(mm) 25.4 Const: SCOT1 Lip: R Auto Truck Front Wheel Oil Seal # 43764 Auto Wheel Oil Seal #43764