Part Type: Serpentine Belt. V-RIBBED, DRIVE RITE TRADITIONAL. 1990 Ford Ranger Engine: 4L V6; w/o A.C.; Position: Main Drive;. 1991 Ford Ranger Engine: 4L V6; w/o A.C.; Position: Main Drive;. 1992 Ford Ranger Engine: 4L V6; w/o A.C.; Position: Main Drive;.