1998 Chevy K3500 4x4 Extended Cab 1 ton. 141k original miles. Factory 7.4L Big Block engine has an internal center piston rod issue. Features the heavy-duty NV4500 5-speed manual transmission. Base model with reliable manual windows/locks. Flaking factory paint but a rock-solid truck overall. Clean title. Perfect backyard mechanic winter project or pars truck.