MoparPartsGiant.com offers the wholesale prices for genuine 2007 Dodge Ram 3500 Cab Chassis parts. Parts like Transfer Case Mounting And Venting are shipped directly from authorized Mopar dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 6.7L Diesel, 8 Cyl 5.7L. Transmission: 5-Speed Automatic Transmission, 6-Speed Automatic Transmission, 6-Speed Manual Transmission.