WORKING WITH ELECTRICAL ISSUES AND MECHANICAL ISSUES, BRAKES, AIR LINES, WATER/COOLANT ISSUES, WHEEL SEALS, HUBS, ALTERNATORS, BATTERIES, PTO'S, CLUTCH ADJUSTMENTS, WILL REPAIR DAMAGE FROM TIRE BLOWOUTS BUT NO TIRES(YOU WILL HAVE TO CALL TIRE COMPANY FOR TIRES), SPRINGS, AIR SUSPENSION, AIR BAG/SPRINGS, BRAKE CANISTERS, SERVICE AIR LINES, AIR DRYERS, FILTERS AND HOSES/LINES(OIL, AIR, WATER, FUEL).