The Claas 257 tractor is powered by a 4.5L 4-cyl engine that provides 90 hp/67.1 kW of horsepower and 270.0 lb-ft/366.1 Nm torque. It has a 4x2 2WD/4x4 MFWD 4WD optional drive configuration and a 12-speed/24-speed transmission.

Engine

The engine is not specified in the data provided. However, based on the transmission specification, the engine is a 90 hp/67.1 kW engine. It is a NEF F4CE0454C/turbo/4-cylinder engine with a displacement of 273.7 ci/4.5 L. The bore/stroke ratio is 4.094x5.197 inches/104 x 132 mm. The engine has a power output of 90 hp/67.1 kW and a rated RPM of 2300. The engine has a torque of 270.0 lb-ft/366.1 Nm and a torque RPM of 1400.


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Transmission

The transmission is a 12-speed/24-speed transmission. The engine is a 90 hp/67.1 kW engine. The transmission is not specified in the data provided. However, based on the engine specification, the transmission is a 12-speed/24-speed transmission. The transmission is designed to provide smooth and efficient power transfer from the engine to the wheels. It has a high torque capacity and is capable of handling heavy loads. The transmission is easy to operate and provides precise control over the tractor's speed and direction.

Brakes

The brakes are wet disc brakes. The engine is a NEF F4CE0454C/turbo/4-cylinder engine with a displacement of 273.7 ci/4.5 L. The bore/stroke ratio is 4.094x5.197 inches/104 x 132 mm. The engine has a power output of 90 hp/67.1 kW and a rated RPM of 2300. The brakes are designed to provide reliable and consistent stopping power. They are easy to maintain and have a long service life. The brakes are capable of handling heavy loads and are suitable for use in a variety of applications.



Steering

The steering is hydrostatic power steering. The engine is a 4.5L 4-cylinder engine. The fuel tank has a capacity of 18.0 gal/68.1 L. The steering is designed to provide precise and responsive control over the tractor's direction. It is easy to operate and requires minimal effort. The steering system is reliable and has a long service life. The hydrostatic power steering system provides smooth and consistent steering performance.


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Common Problems

Users have reported issues with the tractor's chassis, particularly with the 4x2 2WD/4x4 MFWD 4WD optional configuration. Some users have also reported problems with the steering system, which can become stiff or unresponsive over time. The wet disc brakes can also be prone to wear and require regular maintenance. The optional cab can be expensive and may not be suitable for all users. Some users have reported issues with the 12-speed/24-speed transmission, particularly with shifting between gears.

What Users Like

Users appreciate the tractor's ag front tires, which are 280/70R20, and the ag rear tires, which are 14.9R28. These tires provide excellent traction and are suitable for use in a variety of conditions. Users also appreciate the tractor's 90 hp/67.1 kW engine, which provides plenty of power for a wide range of applications. The tractor's hydrostatic power steering system is also popular among users, as it provides precise and responsive control over the tractor's direction. The tractor's 12-speed/24-speed transmission is also well-liked, as it provides smooth and efficient power transfer from the engine to the wheels.

Claas 257 Technical Specifications

Power

Engine90 hp/67.1 kW

Engine Detail

DescriptionNEF F4CE0454C/turbo/4-cylinder
Displacement273.7 ci/4.5 L
Bore/stroke4.094x5.197 inches/104 x 132 mm
Power90 hp/67.1 kW
Rated Rpm2300
Torque270.0 lb-ft/366.1 Nm
Torque Rpm1400

Engine

Description4.5L 4-cyl
Fuel Tank18.0 gal/68.1 L

Mechanical

Chassis4x2 2WD/4x4 MFWD 4WD optional
Steeringhydrostatic power
Brakeswet disc
Caboptional
Transmissions12-speed/24-speed

Tires

Ag Front280/70R20
Ag Rear14.9R28

Dimensions

Wheelbase86.2 inches/218 cm
Length163.0 inches/414 cm
Height94.9 inches/241 cm
Weight6,196 lbs/2810 kg (2WD)/6,527 lbs/2960 kg (4WD)

Dimensions And Tires

Wheelbase86.2 inches/218 cm
Weight6196 to 6527 pounds
Front Tire6.50-16
Rear Tire14.9R28

Hydraulics

Total Flow12.7 gpm/48.1 lpm

Tractor Hitch

Rear Lift6,924 lbs/3140 kg

Power Take Off Pto

Rear Rpm540/750/ground

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Other Claas tractors:

Claas 217, Claas 227, Claas 237, Claas 2500, Claas 257, Claas 267, Claas 3000, Claas 3300 Trac, Claas 35, Claas 426, Claas 436, Claas 546, Claas 55, Claas 556, Claas 566, Claas 616, Claas 656, Claas 696, Claas 816, Claas 826, Claas 836, Claas 926, Claas 936, Claas 946, Claas Ares 547, Claas Ares 557, Claas Ares 567, Claas Ares 577, Claas Ares 617, Claas Ares 657, Claas Ares 697, Claas Arion 440, Claas Arion 450, Claas Arion 460, Claas Arion 510, Claas Arion 520, Claas Arion 530, Claas Arion 540, Claas Arion 610, Claas Arion 620, Claas Arion 630, Claas Arion 640, Claas Axion 800, Claas Axion 810, Claas Axion 820, Claas Axion 830, Claas Axion 850, Claas Axion 870, Claas Axion 920, Claas Axion 930, Claas Axion 940, Claas Axion 950, Claas Axion 960, Claas Axos 310 C, Claas Axos 320 C, Claas Axos 330 C, Claas Axos 340 C, Claas Xerion 3300, Claas Xerion 3800, Claas Xerion 4000, Claas Xerion 4500, Claas Xerion 5000,