1998 Ram pickup

In 1998 Dodge introduced the 4 door Quad Cab, which used smaller clamshell doors directly behind the main doors, the first extended cab pickup to have four doors. Other changes for 1998 included new rounded black plastic sideview mirrors, new plastic fold out towing mirrors, a revised interior and instrument panel, dual airbags and a digital odometer. The Cummins B Series engine was switched from the 12 valve to the 24 valve ISB version in the middle of the 1998 model year.