FOUR WHEEL DRIVE SYSTEM ENGAGED ON IT'S OWN, CAUSING SEVERE LEFT TURNS AS FRONT WHEEL LOCKS UP. HAS HAPPENED THREE TIMES, EVEN THOU FIXED TWICE. THERE IS NO LOCKING HUB CONVERSION AVAILABLE FOR THIS MODEL OR THE FORD RANGER IT'S CLONE. WILL NOT DRIVE THIS ON SNOW OR ICE COVERED ROADS. FOUR WHEEL DRIVE SYSTEM CONSISTENTLY DOES NOT ENGAGE WHEN YOU WANT IT TO. TRUCK BUILT BY FORD. *TR