1988 F-150 plow truck

Plow truck 1988 Ford F-150 lariat odometor says 37000 but could be 137000 by looking at the interior you can make your own judgement. Its in pretty good condition for being 29yrs old. Good running,new battery last season,also new radiator and thermostat. Recently replaced one break line. Plow is a snowway all hydraulics and lights work. Plow looks much newer than truck but not sure on yr of plow. After market cd player. I’ve had since 2015