This evening I learned that a 2002 Ford F-450 SuperCab 4x4 truck with a 7.3l turbo diesel engine and automatic transmission could tow a boat and trailer weighing up to 17,400 lbs. (assuming the 26,000-lb. GCWR is not exceeded). That would be a moderately large boat.
Ford F450 specs for 2002
7.3L Turbo Diesel V-8 (6.8 is the gasoline V-10, by the way), OHV overhead valve, 2 valves per cylinder, 4.11 x 4.18 bore/stroke (in.), 444 ci (7277 cm3) displacement, 17.5:1 compression ratio, 250 hp @ 2600 rpm (automatic), 505 lb.-ft. @ 1600 rpm.
1D or 2D diesel fuel, hydraulic electronic unit injection (HEUI) direct ignition,
6 quarts oil capacity with filter
4 speed automatic overdrive transmission (4R100), gear ratios 2.71:1 1st, 1.54:1 2nd, 1.00:1 3rd, 0.71:1 (OD), 2.18:1 reverse, 2:00:1 converter
4-door SuperCab, front suspension non-independent rigid axle with stabilizer bars; rear suspension non-independent live axle, leaf springs, shock absorbers and stabilizer bars
Power recirculating ball steering, 17.09:1 ratio,
Front brakes 13.0 3 outside rotor diam. (in.), 9.06 inside rotor diam. (in.), 244.81 sq. in. total swept area per axle
Wheels, standard 16” 8-bolt, largest tires available P225/70 Rx 19.5 all-terrain
F-450 SuperDuty 4x4 SuperCab, 161.8 DRW, 4,018 front (lbs), 2,988 rear (lbs), 7,006 lbs. total, 15,000 lbs. GVWR, 7,990 lbs. payload
Trailer Towing, F450 7.3L Dl V-8 Turbo Diesel 4x4 DRW, either:
4.30 axle ratio, 26,000 lbs. GCWR, 17,400 lbs. maximum loaded trailer weight
4.88 axle ratio, 26,000 lbs. GCWR, 17,400 lbs. maximum loaded trailer weight
Dimensions, (inches) – nearest available are for F-350 4x4 DRW:
158.0 wheelbase, 247.6 overall length, 95.5 width, 40.7 front legroom, 32.4 rear legroom, 68.0 front and rear shoulder room, 67.4 front hip room, 67.3 rear hip room, 41.4 front headroom, 38.5 rear headroom, 38 gallons fuel capacity, 57.15 ft. curb-to-curb turning diameter, 59.76 ft. wall-to-wall turning diameter