Towing Calculators

Payload Remaining CalculatorSubtract passengers, cargo, tongue or pin weight and hitch weight from your truck's payload to see how much capacity you have left.Fifth-Wheel Pin Weight CalculatorEstimate fifth-wheel pin weight at 15–25% of loaded trailer weight and see how it affects your truck's payload.Trailer Wet Weight EstimatorTurn an RV's dry weight (UVW) into a realistic loaded weight by adding water at 8.34 lb/gal, propane at about 4.2 lb/gal, batteries and gear.GCWR Headroom CalculatorAdd your loaded truck and loaded trailer weights and compare to the Gross Combined Weight Rating to see your headroom.GVWR / GAWR CheckEnter scale weights for your truck's front and rear axles and compare them against GVWR and front/rear GAWR from the door-jamb sticker.Towing Capacity 80% RuleSee what percentage of your truck's tow rating your trailer uses, and whether it falls under the common 80% comfort guideline.