This warranty is extended only to the consumer & original purchaser and does not cover commercial use (such as rental or institutional use) and is not transferable. Karma warrants the KM-3520F / KM-802F / KM-8020F / KM-8020Q / KM-8520F / KM 5000 / KM-9020F / KM-9020L / S-ERGO 105 / S-ERGO 115 / S-ERGO 305 for a limited lifetime (including cross braces and side frames) from the date of purchase. All components except the main frame mentioned above including bearings, back and seat upholstery, armrests pads, side panels and tires, are warranted against defects in material and workmanship for six months from the date of purchase. Parts or materials which are subject to normal wear and which must be replaced or repaired are the owner's responsibility and are not covered by warranty. It is recommended that wheelchair be returned to the authorized dealer through whom it was original purchased. Please call our customer service line to begin any warranty claim.