I used an s10 with a 4 cyl for about a year it pulled the small trailer with 1
60'' zero turn ok but slow up hills. The real problem is the clutch and trans you have to step up and get one with heavy trans and clutch cause if you don't your going to burn them up.
60'' Gravely pro-turn 29 hp
60" Exmark lazar 23 hp
48" Snapper pro walk behind 14 hp kawasaki
21" Lawn boy
echo blower trimmers etc.
2005 Ford ranger v 6 4x4