2004 DUTCHMEN TRAILER Suspensionmultiple Axle Problems

I HAVE A 2004 AEROLITE CUB 236 TRAVEL TRAILER MANUFACTURED BY DUTCHMEN. THE TIRES HAVE BEEN WEARING ON THE INSIDE. RESEARCH ON THE INTERNET SHOWED MANY OTHERS (VARIOUS BRANDS OF MFG'S.) WITH THE SAME PROBLEM. FURTHER RESEARCH SHOWED THE MANUFACTURER OF THE AXLES : AL-KO KOBER CORP. 21611 PROTECTA DR. P.O. BOX 1367 (46515) ELKHART, IN 46516 (574) 294-6651 IS AWARE OF A MANUFACTURING WELDING DEFECT IN THE YEARS OF 2003-2004 ON THEIR RUBBER TORSION AXLES. MANY HAVE STATED AL-KO HAS REPLACED THEIR AXLES DUE TO THIS DEFECT. THE DUTCHMEN WARRANTY IS UP ON THE TRAVEL TRAILER BUT AL-KO HAS A 5 YEAR WARRANTY ON THEIR AXLES. I CONTACTED AL-KO AND THEY SENT ME 2 REPLACEMENT AXLES UNDER WARRANTY. I AM TO REPLACE THE AXLES AND TIRES AT MY EXPENSE. AL-KO MIGHT HONOR TIRE AND LABOR REIMBURSEMENT IF I SHIP THE OLD AXLES AND TIRES BACK TO AL-KO AT MY...