Minneapolis-Moline G550

The Minneapolis-Moline G550 is a tractor produced by Minneapolis Moline. It is equipped with a 232 ci 3.8 L engine. The listed engine power is 53.3 hp 39.7 kW. Transmission: Hydra-Power. Operating weight: 6841 lbs 3103 kg.

Engine Power

53.3 hp 39.7 kW

Fuel & Capacities

27.5 gal 104.1 L

Transmission

Hydra-Power

Operating Weight

6841 lbs 3103 kg

Overview

	1971 Row-Crop tractor

Note: the Minneapolis-Moline model G550 is the same as the Oliver 1555. The following data is from the 1555 listing.

Production
Manufacturer	Minneapolis-Moline
Row-Crop tractor
Original price was $6,500 in 1975

Minneapolis-Moline G550 Power
PTO (claimed)	53 hp 39.5 kW
Drawbar (tested)	45.7 hp 34.1 kW
PTO (tested)	53.50 hp 39.9 kW
Performance test details ...

Mechanical
Two-wheel drive
Power steering
Disc brakes
Open operator station. Cab optional with available heater.

Capacity
Fuel	27.5 gal 104.1 L
Hydraulic system	14 gal 53.0 L

Hydraulics
Type	open center
Capacity	14 gal 53.0 L
Valves	2 to 4

Tractor hitch
Rear Type	II/I
Control	lower-link draft control

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540
	1000
	540/1000

Dimensions & Tires
Wheelbase	99 inches 251 cm
Weight	6841 lbs 3103 kg
Front tire	7.50-16
Rear tire	15.5-38
Full dimensions and tires ...

Engine

Note: the Minneapolis-Moline model G550 is the same as the Oliver 1555. The following data is from the 1555 listing.

Engine options
Waukesha-Oliver 3.8L 6-cyl diesel
Waukesha-Oliver 3.8L 6-cyl gasoline

Engine Detail — 232 ci / 3.8 L Diesel

Manufacturer	Waukesha-Oliver
Fuel Type	Diesel
Configuration	6-cylinder, liquid-cooled
Displacement	232 ci 3.8 L
Bore/Stroke	3.625x3.75 inches 92 x 95 mm
Air cleaner	dry
Compression	165:1
Rated RPM	2200
Starter volts	12
Oil capacity	6 qts 5.7 L
Coolant capacity	20 qts 18.9 L

Engine Detail — 232 ci / 3.8 L Gasoline

Manufacturer	Waukesha-Oliver
Fuel Type	Gasoline
Configuration	6-cylinder, liquid-cooled
Displacement	232 ci 3.8 L
Bore/Stroke	3.625x3.75 inches 92 x 95 mm
Air cleaner	dry
Compression	8:1
Rated RPM	2200
Starter volts	12
Oil capacity	6 qts 5.7 L
Coolant capacity	20 qts 18.9 L

Transmission

Note: the Minneapolis-Moline model G550 is the same as the Oliver 1555. The following data is from the 1555 listing.

Transmission options
12-speed partial power shift
6-speed unsynchronized gear

Transmission — Hydra-Power

Transmission	Hydra-Power
Type	partial power shift
Gears	12 forward and 4 reverse
Clutch	279.4mm dry disc
The Hydra-Power transmission provides a two-speed power shift between direct-drive and the lower Hydra-Power range.

Transmission — 6 forward and 2 reverse unsynchronized gear

Type	unsynchronized gear
Gears	6 forward and 2 reverse
Clutch	279.4mm dry disc
Oil capacity	40 qts 37.9 L

Dimensions

Note: the Minneapolis-Moline model G550 is the same as the Oliver 1555. The following data is from the 1555 listing.

Minneapolis-Moline G550 Tires
Ag front	7.50-16
Ag rear	15.5-38
Ag front	5.50-16
	6.00-16
	6.50-16
Ag rear	12.4-38
	13.6-38
	14.9-38
	16.9-34

Dimensions
Wheelbase	99 inches 251 cm
Length	154.5 inches 392 cm
Width	81.5 inches*Minimum width 207 cm
Height (steering wheel)	80 inches 203 cm
Height (exhaust)	97.625 inches 247 cm
Shipping weight	6841 lbs 3103 kg
Ground clearance	25.375 inches 64 cm
Front tread	51.5 to 87.5 inches 130 to 222 cm
Rear tread	56.5 to 89.5 inches 143 to 227 cm

Tests

Note: the Minneapolis-Moline model G550 is the same as the Oliver 1555. The following data is from the 1555 listing.

Tractor Tests
NTTL 943: diesel Hydra-Power 2WD
NTTL 944: gasoline Hydra-Power 2WD

Nebraska Tractor Test 943
Diesel Hydra-Power 2WD June 8 - 15, 1966 Link: Nebraska Tractor Test 943 file
PTO performance
Power at rated engine speed	53.50 hp 39.9 kW
Fuel use	4.3 gal/hour 16.3 l/hour
Drawbar performance
Max power	45.7 hp 34.1 kW
Fuel use	4.4 gal/hour 16.7 l/hour
Gear 4-Hydra used for power test.
Max pull	6,636 lbs 3010 kg
Gear 2-Hydra used for pull test.

Nebraska Tractor Test 944
Gasoline Hydra-Power 2WD June 8 - 16, 1966 Link: Nebraska Tractor Test 944 file
PTO performance
Power at rated engine speed	53.3 hp 39.7 kW
Fuel use	4.9 gal/hour 18.5 l/hour
Drawbar performance
Max power	45.4 hp 33.9 kW
Fuel use	4.9 gal/hour 18.5 l/hour
Gear 4-Hydra used for power test.
Max pull	6,799 lbs 3084 kg
Gear 2-Hydra used for pull test.

Photos

Minneapolis-Moline G550

Recommended Implements & Sizing Guide

Engineering recommendations for Minneapolis Moline Minneapolis-Moline G550 based on its 53.3 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	2 to 3 Bottom (14-16")2 - 3 铧 (35-40 cm)	Medium Duty	Standard utility farm tillage.
Rotary Cutter / MowerMowing & Clearing	6 ft (72 in)1.8 m	Medium Duty	Medium pasture clearing; rear slip-clutch recommended.
Rotary TillerSeedbed Prep	66 to 72 in165 - 180 cm	Medium Duty	Standard utility tiller; slip clutch protection required.
Disc HarrowSecondary Tillage	7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙	Medium Duty	Field leveling and clod breaking behind plows.
Hay BalerHay & Forage	Small Square Baler (14x18")小方捆打捆机 (36x46 cm)	Medium Duty	Classic 2-string baler for horse and small livestock hay.

Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Minneapolis Moline Minneapolis-Moline G550.

Estimated Continuous Field Runtime: 9.9 hrs

Approximately 9.9 hours of continuous field operation at ~75% rated power on a full tank (27.5 gal / 104.1 L).

Estimated 75% Load Fuel Burn~2.8 gal/hr (10.5 L/hr)

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)

Standard Spec: API CK-4 / CJ-4 Heavy Duty

Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)

Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)

Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix

Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze

Service Interval: 2 Years / 1500 Hours

Minneapolis Moline Minneapolis-Moline G550 Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for Minneapolis Moline Minneapolis-Moline G550.

Enter value:

Unit:

Converted Equivalents:

Horsepower (HP)53.3 hp

Kilowatts (kW)39.7 kW

Metric Horsepower (PS / CV)54 PS

Direct Competitor Comparison

Compare Minneapolis-Moline G550 against same-era industry alternatives in the same horsepower class.

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