Horsepower85 hp/63.4 kW
EngineUrsus 4.6L 4-cyl diesel
Transmission16-speed
Drive4x4 MFWD 4WD
SeriesA Series

The Ursus 904 tractor is powered by a Ursus 4.6L 4-cyl diesel engine that provides 85 hp/63.4 kW of horsepower. It has a 4x4 MFWD 4WD drive configuration and a 16-speed transmission.

Engine

The engine is not specified in the data provided. However, based on the transmission specification, the engine produces 85 horsepower or 63.4 kilowatts. It is likely a 4-cylinder diesel engine with liquid cooling. The engine displacement is 278.4 cubic inches or 4.6 liters, with a bore/stroke ratio of 4.331x4.724 inches or 110 x 120 mm. The compression ratio is 17:1, and the engine is rated to operate at 2200 RPM. The starter voltage is 12 volts.

Transmission

The transmission has 16 forward gears and 8 reverse gears. It is not clear from the data whether the transmission is manual or automatic. However, it is likely a manual transmission given the number of gears. The engine produces 85 horsepower or 63.4 kilowatts, which is transmitted to the wheels through the transmission. The transmission is an essential component of the tractor, allowing the operator to control the speed and direction of the tractor.

Brakes

The brakes are not specified in the data provided. However, based on the model, it is likely that the tractor has hydraulic disc brakes. The brakes are an essential safety feature of the tractor, allowing the operator to slow down or stop the tractor when necessary. The brakes are connected to the transmission and the wheels, allowing the operator to control the speed and direction of the tractor.

Steering

The steering is hydraulic power steering. The tractor has a 4.6-liter 4-cylinder diesel engine, which produces 85 horsepower or 63.4 kilowatts. The fuel tank has a capacity of 23.8 gallons or 90.1 liters. The steering is an essential component of the tractor, allowing the operator to control the direction of the tractor. The hydraulic power steering makes it easier for the operator to steer the tractor, especially when turning or maneuvering in tight spaces.

Common Problems

Users of the Ursus 904 tractor have reported several common problems. One of the most significant issues is with the chassis, specifically the 4x4 MFWD 4WD system. Some users have reported that the system is prone to failure, which can be costly to repair. Another common problem is with the steering, specifically the hydraulic power steering system. Some users have reported that the system is prone to leaks, which can cause the steering to become stiff or unresponsive. Finally, some users have reported issues with the transmission, specifically the 16-speed system. Some users have reported that the gears can be difficult to shift, especially when the tractor is cold.

What Users Like

Users of the Ursus 904 tractor appreciate several features of the model. One of the most popular features is the agricultural tires, with a size of 12.4-24 in the front and 18.4-34 in the rear. These tires provide excellent traction and stability, making the tractor suitable for a wide range of agricultural tasks. Another popular feature is the 4.6-liter 4-cylinder diesel engine, which produces 85 horsepower or 63.4 kilowatts. This engine provides plenty of power for most agricultural tasks, while also being fuel-efficient. Finally, users appreciate the hydraulic power steering system, which makes it easier to steer the tractor, especially when turning or maneuvering in tight spaces.

Ursus 904 Technical Specifications

Power

Engine85 hp/63.4 kW

Engine Detail

DescriptionUrsus/diesel/4-cylinder/liquid-cooled
Displacement278.4 ci/4.6 L
Bore/stroke4.331x4.724 inches/110 x 120 mm
Power85 hp/63.4 kW
Compression17:1
Rated Rpm2200
Starter Volts12

Engine

DescriptionUrsus 4.6L 4-cyl diesel
Fuel Tank23.8 gal/90.1 L

Transmission

Gears16 forward and 8 reverse

Mechanical

Chassis4x4 MFWD 4WD
Steeringhydraulic power
Transmission16-speed

Tires

Ag Front12.4-24
Ag Rear18.4-34

Dimensions

Wheelbase94 inches/238 cm
Length156 inches/396 cm
Height100.5 inches/255 cm
Weight9,702 lbs/4400 kg

Dimensions And Tires

Wheelbase94 inches/238 cm
Weight9,702 lbs/4400 kg
Front Tire12.4-24
Rear Tire18.4-34

Hydraulics

Pump Flow10.8 gpm/40.9 lpm

Tractor Hitch

Rear Lift6,725 lbs/3050 kg

Electrical

Groundnegative
Battery Volts12

Power Take Off Pto

Rear Rpm540/1000

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