Minneapolis-Moline G550
The Minneapolis-Moline G550 is a row-crop tractor produced in 1971 by Minneapolis-Moline. It shares the same specifications as the Oliver 1555. It features a Waukesha-Oliver 3.8L 6-cylinder engine available in diesel or gasoline, with a 12-speed partial power shift or 6-speed unsynchronized gear transmission. The tractor has a PTO power of 53 hp claimed and 53.5 hp tested, with a drawbar tested power of 45.7 hp. It has two-wheel drive, power steering, disc brakes, and an open operator station with an optional cab heater. The fuel capacity is 27.5 gallons, and the hydraulic system capacity is 14 gallons. The tractor hitch is a rear type II/I with lower-link draft control. PTO options include independent rear PTO with 540, 1000, or 540/1000 RPM. Dimensions include a 99-inch wheelbase, 154.5-inch length, 81.5-inch minimum width, and a shipping weight of 6841 lbs. Various tire sizes are available for front and rear. Serial numbers range from 1969 to 1975 with a final number of 262-877.
Power58 hp[P]
Founded1971
ModelG550
Technical Specifications
Detailed specifications and technical data for Minneapolis-Moline G550
Power
| PTO (tested) | 53.50 hp (39.9 kW) |
|---|---|
| PTO (claimed) | 53 hp (39.5 kW) |
| Drawbar (tested) | 45.7 hp (34.1 kW) |
Engine
| Rated RPM | 2200 |
|---|---|
| Air cleaner | dry |
| Bore/Stroke | 3.625x3.75 inches (92 x 95 mm) |
| Compression | 165:1 |
| Displacement | 232 ci (3.8 L) |
| Oil capacity | 6 qts (5.7 L) |
| Starter volts | 12 |
| Engine options | Waukesha-Oliver 3.8L 6-cyl diesel, Waukesha-Oliver 3.8L 6-cyl gasoline |
| Coolant capacity | 20 qts (18.9 L) |
| Compression gasoline | 8:1 |
| Waukesha-Oliver diesel | 6-cylinder, liquid-cooled |
| Waukesha-Oliver gasoline | 6-cylinder, liquid-cooled |
Capacity
| Fuel | 27.5 gal (104.1 L) |
|---|---|
| Hydraulic system | 14 gal (53.0 L) |
Hydraulics
| Type | open center |
|---|---|
| Valves | 2 to 4 |
| Capacity | 14 gal (53.0 L) |
Mechanical
| Drive | Two-wheel drive |
|---|---|
| Brakes | Disc brakes |
| Steering | Power steering |
| Operator station | Open operator station. Cab optional with available heater. |
Production
| Type | Row-Crop tractor |
|---|---|
| Manufacturer | Minneapolis-Moline |
| Original price | $6,500 in 1975 |
Transmission
| Oil capacity | 40 qts (37.9 L) |
|---|---|
| Gears Hydra-Power | 12 forward and 4 reverse |
| Clutch Hydra-Power | 279.4mm dry disc |
| Gears unsynchronized | 6 forward and 2 reverse |
| Transmission options | 12-speed partial power shift, 6-speed unsynchronized gear |
| Clutch unsynchronized | 279.4mm dry disc |
| Description Hydra-Power | The Hydra-Power transmission provides a two-speed power shift between direct-drive and the lower Hydra-Power range. |
| Hydra-Power transmission | partial power shift |
| Unsynchronized gear transmission | unsynchronized gear |
Tractor hitch
| Control | lower-link draft control |
|---|---|
| Rear Type | II/I |
Serial Numbers
| 1969 | 218-128 |
|---|---|
| 1970 | 221-295 |
| 1971 | 225-914 |
| 1972 | 232-089 |
| 1973 | 236-883 |
| 1974 | 244-937 |
| 1975 | 256-165 |
| Final | 262-877 |
Dimensions & Tires
| Width | 81.5 inches (207 cm) Minimum width |
|---|---|
| Length | 154.5 inches (392 cm) |
| Wheelbase | 99 inches (251 cm) |
| Rear tread | 56.5 to 89.5 inches (143 to 227 cm) |
| Front tread | 51.5 to 87.5 inches (130 to 222 cm) |
| Ag rear tires | 15.5-38, 12.4-38, 13.6-38, 14.9-38, 16.9-34 |
| Ag front tires | 7.50-16, 5.50-16, 6.00-16, 6.50-16 |
| Shipping weight | 6841 lbs (3103 kg) |
| Ground clearance | 25.375 inches (64 cm) |
| Height (exhaust) | 97.625 inches (247 cm) |
| Height (steering wheel) | 80 inches (203 cm) |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540, 1000, 540/1000 |
Serial Number Location
| Location | Serial number plate below instrument panel. |
|---|
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