New Engine Oil Pan for Detroit Diesel Series 60 Western Star 4900SA 23522282. Application: for Detroit Diesel Series 60 Western Star 4900SA Freightliner Argosy. OEM Number: 23521170, 23522282. Color: Gray, Anti-rust Painted. Package Included: -1x Engine Oil Pan; -1x Rubber Gasket. Lower 48 states with physical address. An 5% additional charge will be apply on American Express users. OR, you may choose to have a replacement. Business Hour: 8:30am – 5:00pm Monday through Friday. Chenyuparts is specialized in turbo, cylinder head, door mirrors, headlights, air filter for heavy duty, medium duty, and light duty trucks. Add to Favorite Sellers. Please give us five-star feedback, if you accept our products and services, thank you very much!