I DRIVE BIG TRUCKS EVERY DAY(105' LONG) AND I HAVE HAD 4X4 DRW 1/2 TONS PULL TRAILERS AND 5TH WHEELS HAVE A BLOW OUT IN A DRW DOESN'T MEAN YOU WILL STAY ON THE RAOD OR FLIP OVER ITS ABOUT KNOW WHAT TO DO WHEN IT HAPPENS. I HAVE HAD A STEER TIRE BLOW OUT AT 80+ AND WAS JUST FINE AND REARS BLOW WHERE YOU LOSE A FENDER AND NOTHING MORE. ITS ABOUT DRIVING SKILL AND KNOW HOW. AND AS FAR AS TRAILES GO 5TH WHEELS PULL MUCH BETTER AND ARE EASY TO GET AROUND WITH.