MoparPartsGiant.com offers the wholesale prices for genuine 1998 Dodge Ram 1500 Quad & Club Cab parts. Parts like Axle, Rear, With Differential Parts are shipped directly from authorized Mopar dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 5.2L, 8 Cyl 5.9L. Transmission: 4-Speed Automatic Transmission, 5-Speed Manual Transmission.