TOWING
CAPACITY
CALCULATOR

Towing capacity is the maximum weight a vehicle can safely pull behind it, including the trailer and everything loaded on it. It is set by the manufacturer and varies by engine, cab style, drivetrain, and axle ratio.

Manufacturers determine towing capacity using the SAE J2807 standard, which assumes a driver and one passenger at 150 lbs each (300 lbs total). Any additional occupant or cargo weight above that baseline reduces your available towing capacity pound-for-pound.

Yes. Because the published max tow rating already assumes 300 lbs of occupants (per SAE J2807), any weight above that — extra passengers, heavier driver, or bed cargo — directly reduces how much trailer you can safely tow.

Tongue weight is the downward force the trailer hitch applies to the tow vehicle, typically 10–15% of the total trailer weight. Exceeding the rated tongue weight can cause loss of steering control and trailer sway, even if you're within the max tow rating.

Towing capacity is how much a truck can pull behind it. Payload capacity is how much weight the truck can carry inside the cab and bed — passengers, cargo, and tongue weight all count against payload. Both limits must be respected simultaneously.

For many configurations, yes. A factory tow package typically includes a trailer hitch receiver, upgraded transmission cooler, integrated trailer brake controller, and a higher-capacity alternator. Without it, the maximum tow rating on some trims is significantly lower.

Check the certification label inside the driver's side door frame or door edge. This label typically lists the GVWR, GAWR, and curb weight. You can also check your owner's manual or contact the manufacturer using your VIN.

Exceeding your towing capacity puts serious strain on the engine, transmission, brakes, suspension, and frame. It can lead to overheating, poor handling, increased stopping distances, and tire blowouts. Always verify your vehicle's towing capacity and ensure your fully loaded trailer stays within safe limits.