If your rental agreement permits towing, please reference the following manufacturer suggested guidelines.
Ford
Maximum allowed conventional towing is 12,000 lbs. for Ford F250 and F350
2018 Ford Super Duty Towing Guide
2017 Ford Super Duty Towing Guide
Chevrolet
Maximum allowed conventional towing is 9,200 lbs. for Chevrolet Silverado 2500 and 3500
Dodge
Maximum allowed conventional towing is 10,000 lbs. for Ram 2500 and 3500
Ram Towing Charts