I RECENTLY PURCHASED A ONE OWNER 31 FT NATIONAL SEABREEZE IN EXCELLENT CONDITION. THIS IS MY FIRST MOTORHOME,SO I HAD IT INSPECTED AND ONLY PROBLEM FOUND WAS THE BRACKET THAT HOLDS THE SHOCK ABSORBER TO THE LOWER CONTROL ARM ON PASSENGER SIDE WAS BROKE OFF.I WENT TO BUY A NEW CONTROL ARM BUT THE PARTS LISTINGS HAVE HIGHLIGHTED NOTES SAYING IT FITS FRONT DISCS/REAR DRUM ONLY OR NOT FOR MOTORHOME.MINE HAS DISC BRAKES ON FRONT AND REAR. I'VE BEEN TO SEVERAL PART STORES AND NO LUCK. HAVE CHECKED DORMAN, MOOG AND MEVOTECH. THE CHASSIS IS P30 WITH 7.4L V-8.VIN # (1GBKP37NOR3312245). I THINK CHASSIS RATING IS 14,800. WHAT DIFFERENCE WOULD THERE BE ON CONTROL ARMS. MAYBE SOMEONE KNOWS A PART NUMBER FOR THIS PROBLEM. I'VE LOOKED AT THE FORUMS AND THERE IS AN INCREDIBLE AMOUNT OF KNOWLEDGE WITHIN THE MEMBERS ON THIS SITE,SO HOPEFULLY SOMEBODY HAS AN ANSWER. THANKS TO ALL FOR ANY HELP. KEITH H.