Ursus 1634

The Ursus 1634, a stalwart of the 30 Series, epitomizes reliability and power in agricultural machinery. Produced from 1991 to 2009 in Warsaw, Poland, it features a turbocharged diesel engine, 12-speed transmission, and mechanical rear differential lock for versatile performance. With a comfortable cab, power steering, and dry disc brakes, it ensures operator comfort and safety. Boasting a robust hydraulic system and a versatile hitch, it handles various implements with ease. With its dependable power take-off system and robust electrical setup, the Ursus 1634 is a trusted companion for diverse farm tasks, embodying efficiency and durability.

Ursus 1634 Specifications
Production1991 – 2009
FactoryWarsaw, Poland
Ursus 1634 Power
Engine152.9 hp (114.0 kW)
PTO (claimed)138.1 hp (103.0 kW)
Chassis4×4 MFWD 4WD
Differential lockMechanical rear
BrakesDry disc
CabStandard Cab with heat.
Transmission12-speed two-speed power shift
Engine Detail
ModelZetor Z 8602.12
TypeTurbocharged diesel, 6-cylinder, liquid-cooled
Displacement416.4 ci (6.8 L)
Bore/Stroke4.33×4.72 inches (110 x 120 mm)
Fuel SystemDirect injection
Air CleanerOil bath
Rated RPM2200
Torque417.9 lb-ft (566.7 Nm) @ 1650 RPM
StarterElectric, 24 volts, 7.5 hp (5.6 kW)
Oil Capacity20.1 qts (19.0 L)
Coolant Capacity30.6 qts (29.0 L)
TypeTwo-speed power shift
Gears12 forward and 6 reverse
Clutch380mm hydraulic dry disc
Oil Capacity48.6 qts (46.0 L)
NoteThree gears (1-3) in two ranges (I/II) plus reverse range (R) with two-speed power shift.
Fuel44.9 gal (169.9 L)
Hydraulic System12.15 gal (46.0 L)
Capacity12.15 gal (46.0 L)
Pump Flow10.8 gpm (40.9 lpm)
Tractor Hitch
Rear TypeII, III*
ControlPosition and draft control
Rear Lift12125 lbs (5499 kg)
Power Take-off (PTO)
Rear PTOIndependent
Rear RPM540/1000 (1.375), 1000 (1.75)
Engine RPM540 @ 1890, 1000 @ 1920
Front PTO1000*
Charging SystemAlternator
Charging Amps55
Charging Volts12
Batteries2, 12 volts, 135 AH
Standard Tires (Ag)Front 14.9-24, Rear 18.4-38
Wheelbase106.5 inches (270 cm)
Length177 inches (449 cm)
Width89.3 inches (226 cm)
Height (Cab)117.4 inches (298 cm)
Height (Exhaust)118.8 inches (301 cm)
Weight11442 lbs (5190 kg)
Ballasted Weight13889 lbs (6300 kg)
Ground Clearance19.1 inches (48 cm)
Front Tread67.3/71.3 inches (170/181 cm)
Rear Tread65/67.9/70.9/73.8 inches (165/172/180/187 cm)
Ursus 1634 overview

The Ursus 1634, part of the 30 Series, stands as a testament to Ursus’s commitment to producing reliable and powerful agricultural machinery. Manufactured between 1991 and 2009 in Warsaw, Poland, this versatile tractor boasts robust mechanical features designed to tackle a variety of farming tasks with ease.

At the heart of the Ursus 1634 lies a formidable Zetor Z 8602.12 engine, a turbocharged diesel powerhouse generating an impressive 152.9 horsepower (114.0 kW). With a displacement of 416.4 cubic inches (6.8 liters), this 6-cylinder liquid-cooled engine ensures ample power for demanding agricultural operations. Thanks to direct injection and a compression ratio of 17:1, the engine delivers efficient performance while maintaining durability under heavy workloads.

Coupled with a 12-speed two-speed power shift transmission, the Ursus 1634 offers precise control and seamless gear shifting, enhancing productivity in the field. Its mechanical rear differential lock provides added traction when navigating challenging terrain, ensuring optimal performance in various conditions.

Equipped with a standard cab featuring heating, the Ursus 1634 prioritizes operator comfort during long hours of operation. The power steering system facilitates smooth maneuverability, while dry disc brakes offer reliable stopping power for enhanced safety.

In terms of capacity, the Ursus 1634 boasts a fuel tank capacity of 44.9 gallons (169.9 liters), ensuring extended operating periods without the need for frequent refueling. Its hydraulic system, with a capacity of 12.15 gallons (46.0 liters) and a pump flow of 10.8 gallons per minute (40.9 liters per minute), supports a range of implements for efficient farm management.

The tractor hitch, featuring rear types II and III*, along with position and draft control, enables precise implement management and consistent performance. With a rear lift capacity of 12,125 pounds (5499 kilograms), the Ursus 1634 is well-suited for handling heavy-duty implements and equipment.

Furthermore, the tractor is equipped with an independent rear power take-off (PTO) system, offering flexibility in powering various implements. The rear PTO operates at speeds of 540 and 1000 RPM, ensuring compatibility with a wide range of implements for diverse agricultural tasks.

In terms of electrical features, the Ursus 1634 is equipped with a robust charging system comprising an alternator, delivering 55 amps at 12 volts. With two 12-volt batteries boasting a combined amp-hour rating of 135 AH, the tractor ensures reliable starting and operation even in challenging conditions.

With its sturdy construction, ample power, and versatile capabilities, the Ursus 1634 is a reliable workhorse designed to meet the demands of modern agriculture. Whether plowing fields, hauling loads, or operating machinery, this tractor excels in delivering consistent performance and reliability, making it a valuable asset for farmers and agricultural professionals alike.