Ursus 1634 VS Memo M451 specs comparison

Ursus 1634
General InfosMake | Ursus |
Model | 1634 |
Country | Poland |
Production | From 1991 Until 2009 |
Price | - |
Tractor type | - |
Fuel | diesel |
Service repair manual | Ursus 1634 Manual |
Dimensions, sizes and tires
AG front tires | 14.9-24 |
AG rear tires | 18.4-38 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 11442 lbs or 5190 kg |
Length | 177 inches [449 cm] |
Width | 89.3 inches [226 cm] |
Height | 117.4 inches [298 cm] |
Wheelbase | 106.5 inches [270 cm] |
Ground clearance | 19.1 inches [48 cm] |
Turning radius | - |
Rear tread size | 65/67.9/70.9/73.8 inches |
Front tread size | 67.3/71.3 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 416.4 ci or 6.8 L |
Cylinders | 6 cylinders |
Engine power | 152.9 hp or 114.0 kW |
Engine RPM | 2200 (rpm) |
Torque | 417.9 lb-ft or 566.7 Nm | Torque RPM | 1650 (rpm) |
Fuel type | diesel |
Fuel injection | direct injection |
Fuel tank size | 44.9 gal or 169.9 L |
Oil capacity | 20.1 qts or 19.0 L |
Oil change | - |
Starter motor | electric |
Starter volts | 24 V |
Parts And Accessories | Ursus 1634 Parts |
Batteries number | 2 |
Batteries voltage | 12 V |
Battries Amps | 135 amps |
Cold Amps | - |
Ground force | - |
Charging system | alternator |
Charging Volts | 12 V |
Charging Amps | 55 amps |
Trans system | - |
Trans type | two-speed power shift |
Trans gears | 12 forward and 6 reverse |
Clutch system | 380mm hydraulic dry disc |
Wheel drive | 4x4 MFWD 4WD |
Final drive | - |
Steering | power |
Braking system | dry disc |
Cabin type | Cab standard with heat |
Differentiel lock | mechanical rear |
System | - |
Valves | - |
Pump flow | 10.8 gpm or 40.9 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | 12.15 gal or 46.0 L |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 138.1 hp or 103.0 kW |
Real power | - |
Engine @RPM | 540@1890 (rpm) |
PTO Clutch | hydraulic |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | 1000 |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | position and draft control |
Rear hitch | II |
Rear hitch lift | 12125 lbs or 5499 kg |
Front hitch | - |
Front hitch lift | - |

Memo M451
General InfosMake | Memo |
Model | M451 |
Country | Germany |
Production | From 1987 Until 1988 |
Price | - |
Tractor type | Utility tractor |
Fuel | diesel |
Service repair manual | Memo M451 Manual |
Dimensions, sizes and tires
AG front tires | 7.5x16 |
AG rear tires | 14.9x28 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 7714 lbs or 3499 kg |
Length | 136.6 inches [346 cm] |
Width | 69.3 inches [176 cm] |
Height | - |
Wheelbase | 78.7 inches [199 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | 50 to 67.7 inches |
Front tread size | 52 to 71.7 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 172.45 ci or 2.8 L |
Cylinders | 3 cylinders |
Engine power | 45 hp or 33.6 kW |
Engine RPM | 2300 (rpm) |
Torque | 121.5 lb-ft or 164.8 Nm | Torque RPM | 1500 (rpm) |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 18.5 gal or 70.0 L |
Oil capacity | 9.5 qts or 9.0 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Memo M451 Parts |
Batteries number | - |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 28 amps |
Trans system | - |
Trans type | gear |
Trans gears | 8 forward and 2 reverse |
Clutch system | dry disc |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | power |
Braking system | mechanical drum |
Cabin type | Open operator station |
Differentiel lock | mechanical rear |
System | open center |
Valves | up to 3 |
Pump flow | 9.72 gpm or 36.8 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | 2.6 gal or 9.8 L |
Hydraulic pressure | 2500 psi or 172.4 bar |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | - |
Real power | - |
Engine @RPM | 540@2077 (rpm) |
PTO Clutch | - |
Rear PTO | live |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | - |
Rear hitch | I |
Rear hitch lift | 3600 lbs or 1632 kg |
Front hitch | - |
Front hitch lift | - |
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Useful links and guides ....
- Ursus provided us with the latest version of its 1634 service repair manual
- Find All mechanical and electrical parts and accessories of Ursus 1634 farm-tractor here
- Get your Memo M451 manual book version
- Cabine, electrical And mechanical parts for Memo M451 farm-tractor here