F250/350/450 Powertrain/Chassis |
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POWERTRAIN |
5.4L 3V Triton V-8 |
6.8L Triton 3V V-10 |
6.4L Power Stroke Diesel V-8 |
Engine Type |
V-8, iron block, aluminum heads |
V-10, iron block, aluminum heads |
V-8, iron block and heads |
Bore/Stroke |
3.55 x 4.16 in |
3.55 x 4.16 in |
3.86 x 4.13 in |
Displacement |
330 cu in, 5400 cc |
415 cu in, 6802 cc |
390.5 cu in, 6400 c c |
Compression Ratio |
9.8:1 |
9.2:1 |
17.2:1 |
Fuel Injection |
Sequential multi-port electronic |
Sequential multi-port electronic |
High-pressure common rail |
Valvetrain |
SOHC, 3 valves per cylinder, variable cam timing |
SOHC, 3 valves per cylinder |
OHV, 4 valves per cylinder |
Power |
300 hp @ 5,000 rpm |
362 hp @ 4,750 rpm |
350 hp @ 3,000 rpm |
Torque |
365 lb-ft @ 3,750 rpm |
457 lb-ft @ 3,250 rpm |
650 lb-ft @ 2,000 rpm |
Oil Capacity |
7 qt |
7 qt |
15 qt |
Coolant Capacity |
26.4 qt |
27.5 qt |
17.9 qt (engine only) |
Transmission Type |
6-speed manual overdrive (all) |
5-speed TorqShift automatic overdrive (all) |
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Gear Ratios |
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I |
5.79:1 |
3.11:1 |
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II |
3.30:1 |
2.22:1 |
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III |
2.10:1 |
1.55:1 |
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IV |
1.30:1 |
1.00:1 |
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V |
1.00:1 |
0.71:1 |
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VI |
0.72:1 |
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- |
Available axle ratios |
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3.73:1, 4.10:1, 4.30:1 (F-250/350) |
4.30:1, 4.88:1 (F-450) |
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SUSPENSION |
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Front |
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4x2 |
Independent twin I-beam (Narrow Front Track) with coil springs, shock absorbers, stabilizer bar (F-250/350) |
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Mono Beam (Wide Front Track) with coil springs, shock absorbers, stabilizer bar (F-450) |
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4x4 |
Twin coil mono beam (Narrow Front Track), shock absorbers, stabilizer bar (F-250/350) |
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Mono Beam (Wide Front Track) with coil springs, shock absorbers, stabilizer bar (F-450) |
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Rear |
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4x2 |
Stabilizer bar with non independent live axle with leaf springs, staggered shock absorbers; stabilizer bar on DRW models, camper package and stabilizer bar package on SRW |
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4x4 |
Stabilizer bar with non independent live axle with leaf springs, staggered shock absorbers; stabilizer bar on DRW models, camper package and stabilizer bar package on SR |
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BRAKES |
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Front |
13.66-inch disc |
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Rear |
13.39-inch disc |
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Assist type |
Vacuum (F-250/F-350 single-rear-wheel gas engines) / hydro-boost (F-250/F-350 single-rear-wheel diesel engine, F-350 dual-rear-wheel), ABS |
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WHEELS AND TIRES |
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Base wheel and tire |
17-inch steel on F-350 dual-rear-wheel; 17 & 18-inch steel on F-250/350 single-rear-wheel, 19.5-inch. on F-450 |
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Largest tires available |
20-inch aluminum wheel, LT275/65R20E |
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F-350-450-550 Powertrain/Chassis |
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