Horsepower83 hp/61.9 kW
EnginePerkins 4.4L 4-cyl diesel
Transmission12-speed/12-speed mechanical shuttle/24-speed
Drive4x2 2WD/4x4 MFWD 4WD
Torque260 lb-ft/352.6 Nm
SeriesB-Max Series

The McCormick Intl B90 Max tractor is powered by a Perkins 4.4L 4-cyl diesel engine that provides 83 hp/61.9 kW of horsepower and 260 lb-ft/352.6 Nm of torque. It has a 4x2 2WD/4x4 MFWD 4WD drive configuration and a 12-speed/12-speed mechanical shuttle/24-speed transmission.

Engine

The engine is a Perkins 1104D-44T diesel 4-cylinder liquid-cooled with a displacement of 268 ci/4.4 L and bore/stroke of 4.134x5.00 inches/105 x 127 mm. It has a direct injection fuel system, dry air cleaner, and compression ratio of 18.2:1. The engine is rated at 83 hp/61.9 kW with a torque of 260 lb-ft/352.6 Nm at 1400 rpm. It has an electric starter with 12 volts.

Transmission

The transmission is a 12-speed/12-speed mechanical shuttle/24-speed with an engine power of 83 hp/61.9 kW and a claimed PTO power of 77 hp/57.4 kW. It is designed to provide smooth shifting and easy operation. The transmission is reliable and durable, making it suitable for heavy-duty applications. It is also fuel-efficient, which helps to reduce operating costs.

Brakes

The brakes are mechanical wet disc with a differential lock that is mechanical rear/hydraulic front and rear. The trailer brakes are hydraulic. The Perkins 1104D-44T diesel engine provides ample power to the brakes, ensuring reliable and efficient stopping power. The brakes are easy to maintain and provide excellent performance in all conditions. The Tier III emissions rating ensures that the brakes are environmentally friendly.

Steering

The steering is powered by a Perkins 4.4L 4-cylinder diesel engine with a fuel tank capacity of 23.8 gal/90.1 L. The steering is responsive and easy to operate, making it suitable for a wide range of applications. The two-post ROPS cab provides excellent visibility and comfort, making it easy to operate the tractor for extended periods.

Common Problems

Users have reported issues with the electrical system, particularly with the starter. Some users have also reported issues with the transmission, including difficulty shifting gears and slipping. Another common problem is with the hydraulic system, which can develop leaks over time. Finally, some users have reported issues with the brakes, including reduced stopping power and premature wear.

What Users Like

Users appreciate the fuel efficiency of the tractor, which helps to reduce operating costs. They also like the smooth shifting of the transmission and the responsive steering. The two-post ROPS cab provides excellent visibility and comfort, making it easy to operate the tractor for extended periods. Finally, users appreciate the reliability and durability of the tractor, which makes it suitable for heavy-duty applications.

McCormick Intl B90 Max Technical Specifications

Power

Engine83 hp/61.9 kW
Pto (claimed)77 hp/57.4 kW

Engine Detail

DescriptionPerkins 1104D-44T/diesel/4-cylinder/liquid-cooled
Displacement268 ci/4.4 L
Bore/stroke4.134x5.00 inches/105 x 127 mm
EmissionsTier III
Power83 hp/61.9 kW
Fuel Systemdirect injection
Air Cleanerdry
Compression18.2:1
Rated Rpm2200
Torque260 lb-ft/352.6 Nm
Torque Rpm1400
Starterelectric
Starter Volts12

Engine

DescriptionPerkins 4.4L 4-cyl diesel
Fuel Tank23.8 gal/90.1 L

Mechanical

Chassis4x2 2WD/4x4 MFWD 4WD
Differential Lockmechanical rear/hydraulic front and rear
Brakesmechanical wet disc
Trailer Brakeshydraulic
CabTwo-post ROPS. Available canopy.
Transmissions12-speed/12-speed mechanical shuttle/24-speed

Tires

Standard Tires (ag)Front: 12.4-24. Rear: 18.4-30
2wd Optional Tires (ag)Front: 7.50-20. Rear: 18.4-30
4wd Optional Tires (ag)Front: 405/70R20. Rear: 540/65R30

Dimensions

2wd Wheelbase92 inches/233 cm
4wd Wheelbase71 inches/180 cm
Length162.8 inches/413 cm
Width81.2 inches/206 cm *Minimum
Weight7326 lbs/3323 kg
4wd Ground Clearance16 inches/40 cm
Front Tread61 to 77 inches/154 to 195 cm
Rear Tread63 to 79 inches/160 to 200 cm

Dimensions And Tires

2wd Wheelbase92 inches/233 cm
4wd Wheelbase71 inches/180 cm
Weight7326 lbs/3323 kg
Front Tire12.4-24
Rear Tire18.4-30

Hydraulics

Pressure2611 psi/180.0 bar
Valves1 or 2
Scv Flow13.8 gpm/52.2 lpm
Total Flow20.2 gpm/76.5 lpm

Tractor Hitch

Rear TypeII
Controlposition and draft control
Rear Lift5732 lbs/2600 kg/8157 lbs/3700 kg

Electrical

Groundnegative
Battery Volts12

Power Take Off Pto

Rear Ptoindependent
Rear Rpm540/1000 (1.375)/540/750 (1.375)

Height

Steering Wheel69.7 inches/177 cm
Hood65.4 inches/166 cm
Rops100 inches/254 cm

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