Warranty period, whichever shall occur first: 60 Months/100,000 Miles: Passenger cars and light trucks up to ¾ ton except Motor Homes, Taxicabs, emergency service vehicles, and Terminator Series Units. 24 Month/24,000 Miles: Trucks1 ton and over, Class B and C Motor Homes, all Terminator Series Transmissions. 12 Month/12,000 Miles: Class A Motor Homes, taxicabs, and emergency service vehicles. The Limited Warranty shall not apply if the transmission is: 1. Not registered with Doneright Transmissions within 30 days of installation. 2. Installed in any vehicle used for off-road use, racing, or having high performance modifications, or use as railroad service vehicles with high rail equipment. 3. Improper installation, including but no limited to, lack of proper lubrication, installation with a different valve body or torque converter other than those supplied with the transmission, installation in an application that was not intended by the original manufacturer. 4. Misuse, abuse, overheating or failure of any kind due to defective equipment installed on the transmission. 5. Not serviced at recommended intervals, use of fluids not meeting the original manufacturer’s specifications. .