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McCormick Intl MB55

McCormick Intl MB55 tractor
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The McCormick Intl MB55 is a utility tractor produced from 2006 to 2010 as part of the MB Series. It features a Perkins 3.3L 3-cylinder liquid-cooled diesel engine delivering 58 hp, with a choice of 12-speed or 24-speed transmissions. The tractor has two-wheel drive, hydrostatic power steering, mechanical wet disc brakes, and a four-post ROPS with optional canopy. It offers a rear PTO of 540 rpm and a rear hitch lift capacity of 5,700 lbs standard, with an optional 8,140 lbs. The MB55 has a wheelbase of 83.7 inches, weighs 5,346 lbs, and rides on 7.50-16 front and 14.9R28 rear tires. It is equipped with hydraulics capable of 2600 psi pressure and pump flow of 13.8 gpm.
McCormick Intl MB55tractorutility tractorPerkins 3.3L engine58 hp12-speed transmission24-speed transmissionPTOhydraulicsdimensions
Power58 hp
Founded2006 - 2010
ModelMB55

Technical Specifications

Detailed specifications and technical data for McCormick Intl MB55

Power

Engine power:58 hp / 43.3 kW
PTO (claimed):54 hp / 40.3 kW

Engine

Type:diesel
Model:Perkins 1103C-33
Power:58 hp / 43.3 kW
Torque:163.5 lb-ft / 221.7 Nm
Cooling:liquid-cooled
Cylinders:3-cylinder
Fuel tank:23 gal / 87.1 L
Rated RPM:2200
Torque RPM:1400
Bore/Stroke:4.134x5.00 inches / 105 x 127 mm
Compression:19.25:1
Displacement:201 ci / 3.3 L

Hydraulics

Valves:1 or 2
Pressure:2600 psi / 179.3 bar
Pump flow:13.8 gpm / 52.2 lpm
Total flow:19.2 gpm / 72.7 lpm

Mechanical

ROPS:Four-post ROPS. Optional canopy.
Drive:Two-wheel drive
Brakes:Mechanical wet disc brakes
Steering:hydrostatic power

Production

Type:Utility tractor
Series:MB Series
Years made:2006 - 2010

Transmission

Options:12-speed, 24-speed
12-speed gears:12 forward and reverse
24-speed gears:24 forward and 12 reverse

Tractor hitch

Rear Type:II
Rear lift:5,700 lbs / 2585 kg
Optional rear lift:8,140 lbs / 3692 kg

Dimensions & Tires

Width:66 inches / 167 cm
Length:127.5 inches / 323 cm
Weight:5,346 lbs / 2424 kg
Rear tire:14.9R28
Wheelbase:83.7 inches / 212 cm
Front tire:7.50-16
Rear tread:51.2 to 74.8 inches / 130 to 189 cm
Front tread:52 to 71.6 inches / 132 to 181 cm
Height (ROPS):94.9 inches / 241 cm
Ground clearance:13.8 inches / 35 cm
Height (steering wheel):66.9 inches / 169 cm

Power Take-off (PTO)

Rear PTO:independent
Rear PTO Type:540