Here at Alabama Heavy Duty Truck & Equipment Repairs We Take Pride in Providing the Best Semi Repair Service to the Troy AL Area. Our Specialties Include 18 Wheelers Repairs, Diesel Engine Repair, 24 Hour Roadside Assistance, Diesel Roadside Assistance, Diesel Towing, Semi Towing, 18 Wheeler Towing. Some Other Services We Provide Are Big Rig Repairs, Diesel Engine Replacement and Big Rig Roadside Assistance. Please Give Us a Call Today for Your Estimate.