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Ford 550

Ford 550 tractor
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The Ford 550 is a backhoe loader tractor produced from 1975 to 1978 by Ford. It features a 3.3L 3-cylinder engine available in diesel or gasoline versions, producing 56 hp net and 59 hp gross. The tractor offers two transmission options: a 4-speed torque converter and a 6-speed gear transmission. It has a two-wheel drive with mechanical rear differential lock, power steering, and mechanical wet disc brakes. The tractor is equipped with a four-post ROPS canopy with an optional cab and heater. It has a fuel capacity of 24 gallons and a hydraulic system capacity of 21 gallons. The Ford 550 has a wheelbase of 80 inches, length of 280 inches, width of 82 inches, and height of 106 inches with ROPS. It weighs 11,400 lbs. The tractor uses industrial tires with various front and rear sizes. The backhoe attachment offers a digging depth of 164 inches and the loader has a lift capacity of 4700 lbs at full pin. Electrical system is 12 volts with a 32 amp alternator and battery capacities of 80 AH for gas and 128 AH for diesel models.
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Model550

Technical Specifications

Detailed specifications and technical data for Ford 550

Power

Engine (net):56 hp (41.8 kW)
Engine (gross):59 hp (44.0 kW)

Tires

Industrial rear:16.9x24, 16.9x28
Industrial front:7.50x16, 9.00x16, 11.0x16

Engine

Options:Ford 3.3L 3-cyl diesel, Ford 3.3L 3-cyl gasoline
Starter:electric
Idle RPM:600-2450
Point gap:0.025 inches (0.635 mm)
Rated RPM:2200
Sparkplug:Motorcraft AG5
Oil change:300 h
Bore/Stroke:4.4x4.4 inches (112 x 112 mm)
Fuel system:updraft carburetor
Power (net):56 hp (41.8 kW)
Displacement:201 ci (3.3 L)
Firing order:1-2-3
Oil capacity:7 qts (6.6 L)
Diesel engine:Ford diesel 3-cylinder liquid-cooled
Power (gross):59 hp (44.0 kW)
Sparkplug gap:0.025 inches (0.635 mm)
Starter volts:12
Coolant change:annually
Cooling system:annual
Gasoline engine:Ford gasoline 3-cylinder liquid-cooled
Coolant capacity:15.3 qts (14.5 L)
Intake valve clearance:0.014 inches (hot) (0.356 mm)
Exhaust valve clearance:0.017 inches (hot) (0.432 mm)
Intake valve clearance (gasoline):0.016 inches (hot) (0.406 mm)
Exhaust valve clearance (gasoline):0.019 inches (hot) (0.483 mm)

Capacity

Fuel:24 gal (90.8 L)
Steering:2 qts (1.9 L)
Front axle:33.6 qts (31.8 L)
Hydraulic system:21 gal (79.5 L)

Dimensions

Width:82 inches (208 cm)
Length:280 inches (711 cm)
Weight:11400 lbs (tractor-loader-backhoe) (5171 kg)
Wheelbase:80 inches (203 cm)
Rear tread:64 inches (162 cm)
Front tread:68 inches (172 cm)
Height (ROPS):106 inches (269 cm)
Clearance (front axle):12 inches (30 cm)
Transmission Ground clearance:14 inches (35 cm)

Electrical

Ground:negative
Battery AH:80 (gas), 128 (diesel)
Battery volts:12
Charging amps:32 (51 optional)
Charging volts:12
Charging system:alternator

Hydraulics

Capacity:21 gal (79.5 L)
Pressure:2200 psi (151.7 bar)
Pump flow:25.3 gpm (95.8 lpm)
Steering capacity:2 qts (1.9 L)

Mechanical

ROPS:Four-post ROPS canopy. Optional cab with heater.
Drive:Two-wheel drive
Brakes:Mechanical wet disc brakes
Power steering:Yes
Differential lock:mechanical rear

Production

Type:Backhoe loader tractor
Manufacturer:Ford
Years produced:1975 - 1978

Attachments

Loader:4700 lbs lift (full at pin) (2131 kg), 8000 lbs breakout (3628 kg), 55° dump, 27 inches reach (dumped) (68 cm), 40° rollback, 129 inches height (at pin) (327 cm), 106 inches clearance (dumped) (269 cm), Bucket width: 84 inches (213 cm)
Ford 753 Backhoe:Backhoe type: Ford 753 Backhoe, Digging depth: 164 inches (416 cm), 2-Foot flat digging depth: 158 inches (401 cm), Reach from pivot: 200 inches (508 cm), Loading height: 112 inches (284 cm), Bucket Rotation: 186°, Swing Arc: 185°, Bucket force: 8300 lbs (3764 kg), Dipperstick force: 5630 lbs (2553 kg)
Attachment overview:Front-end loader, Backhoe

Transmission

Gear

Type:gear
Gears:6 forward and 4 reverse
Notes:Three forward and two reverse gears, with high-low range shift. Tractor must be stopped, and clutch used, to shift gears or range.
Clutch:330.2mm dry disc
Oil type:Ford M-2C53A
Oil change:1200 h
Oil capacity:13.2 qts (12.5 L)
Options:4-speed torque converter, 6-speed gear

Torque converter

Type:torque converter
Gears:4 forward and reverse
Notes:Four-speed gear shift with left-hand reverser. Power shuttle shifting from forward to reverse when the engine is below 1200 RPM. Tractor must be stopped, reverser placed in neutral, and engine RPM below 1200 to shift gears.
Oil type:Ford M-2C53A
Oil change:600 h (filter), 1200 h (oil)
Oil capacity:19 qts (18.0 L)

Serial Numbers

Location:Data plate on the left side of tractor's steering console.

Backhoe & Loader

Dig depth:164 inches (416 cm)
Dump angle:55 inches (139 cm)