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.
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.
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.
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.
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.
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.
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.
Power | |
|---|---|
| Engine | 83 hp/61.9 kW |
| Pto (claimed) | 77 hp/57.4 kW |
Engine Detail | |
| Description | Perkins 1104D-44T/diesel/4-cylinder/liquid-cooled |
| Displacement | 268 ci/4.4 L |
| Bore/stroke | 4.134x5.00 inches/105 x 127 mm |
| Emissions | Tier III |
| Power | 83 hp/61.9 kW |
| Fuel System | direct injection |
| Air Cleaner | dry |
| Compression | 18.2:1 |
| Rated Rpm | 2200 |
| Torque | 260 lb-ft/352.6 Nm |
| Torque Rpm | 1400 |
| Starter | electric |
| Starter Volts | 12 |
Engine | |
| Description | Perkins 4.4L 4-cyl diesel |
| Fuel Tank | 23.8 gal/90.1 L |
Mechanical | |
| Chassis | 4x2 2WD/4x4 MFWD 4WD |
| Differential Lock | mechanical rear/hydraulic front and rear |
| Brakes | mechanical wet disc |
| Trailer Brakes | hydraulic |
| Cab | Two-post ROPS. Available canopy. |
| Transmissions | 12-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 Wheelbase | 92 inches/233 cm |
| 4wd Wheelbase | 71 inches/180 cm |
| Length | 162.8 inches/413 cm |
| Width | 81.2 inches/206 cm *Minimum |
| Weight | 7326 lbs/3323 kg |
| 4wd Ground Clearance | 16 inches/40 cm |
| Front Tread | 61 to 77 inches/154 to 195 cm |
| Rear Tread | 63 to 79 inches/160 to 200 cm |
Dimensions And Tires | |
| 2wd Wheelbase | 92 inches/233 cm |
| 4wd Wheelbase | 71 inches/180 cm |
| Weight | 7326 lbs/3323 kg |
| Front Tire | 12.4-24 |
| Rear Tire | 18.4-30 |
Hydraulics | |
| Pressure | 2611 psi/180.0 bar |
| Valves | 1 or 2 |
| Scv Flow | 13.8 gpm/52.2 lpm |
| Total Flow | 20.2 gpm/76.5 lpm |
Tractor Hitch | |
| Rear Type | II |
| Control | position and draft control |
| Rear Lift | 5732 lbs/2600 kg/8157 lbs/3700 kg |
Electrical | |
| Ground | negative |
| Battery Volts | 12 |
Power Take Off Pto | |
| Rear Pto | independent |
| Rear Rpm | 540/1000 (1.375)/540/750 (1.375) |
Height | |
| Steering Wheel | 69.7 inches/177 cm |
| Hood | 65.4 inches/166 cm |
| Rops | 100 inches/254 cm |