Roper L121 VS Simplicity 4040 PowrMax specs comparison

Roper L121
General InfosMake | Roper |
Model | L121 |
Country | United states |
Production | From 1979 Until 1981 |
Price | - |
Tractor type | - |
Fuel | - |
Service repair manual | Roper L121 Manual |
Dimensions, sizes and tires
AG front tires | - |
AG rear tires | - |
Lawn front tires | 15.0x6.0 |
Lawn rear tires | 15.0x6.0 |
Indus front tires | - |
Indus rear tires | - |
Weight | - |
Length | 63 inches 160 cm |
Width | 48 inches 121 cm |
Height | 40 inches 101 cm |
Wheelbase | 43.5 inches 110 cm |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | 394 lbs 178 kg |
Horsepower and engin specs
Engine capacity | 388 cc or 23.7 ci |
Cylinders | - |
Engine power | - |
Engine RPM | - |
Torque | - | Torque RPM | - |
Fuel type | - |
Fuel injection | - |
Fuel tank size | 1.1 gal 4.2 L |
Oil capacity | - |
Oil change | - |
Starter motor | electric |
Starter volts | 12 V |
Parts And Accessories | Roper L121 Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | negative |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | - |
Trans gears | 3 forward and 1 reverse |
Clutch system | - |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | manual |
Braking system | - |
Cabin type | Open operator station |
Differentiel lock | - |
System | - |
Valves | - |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | - |
Real power | - |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | - |
Rear PTO RPM | - |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | - |
Rear hitch | - |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |

Simplicity 4040 PowrMax
General InfosMake | Simplicity |
Model | 4040 PowrMax |
Country | United states |
Production | From 1972 |
Price | - |
Tractor type | - |
Fuel | - |
Service repair manual | Simplicity 4040 PowrMax Manual |
Dimensions, sizes and tires
AG front tires | 4.00x12 |
AG rear tires | 8x16 |
Lawn front tires | 20x8-10 |
Lawn rear tires | 20x8-10 |
Indus front tires | - |
Indus rear tires | - |
Weight | - |
Length | 83 inches 210 cm |
Width | 43.3 inches 109 cm (min) |
Height | - |
Wheelbase | 56 inches 142 cm |
Ground clearance | 15 inches 38 cm |
Turning radius | - |
Rear tread size | 29.2 inches |
Front tread size | - |
Turning radius | 1,300 lbs 589 kg |
Horsepower and engin specs
Engine capacity | 816 cc or 49.8 ci |
Cylinders | 2 cylinders |
Engine power | - |
Engine RPM | 3600 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | - |
Fuel injection | Marvel-Schebler downdraft carburetor |
Fuel tank size | 3.8 gal 14.4 L |
Oil capacity | 3.5 qts 3.3 L |
Oil change | 50 h |
Starter motor | electric |
Starter volts | 12 V |
Parts And Accessories | Simplicity 4040 PowrMax Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | 52 amps |
Cold Amps | - |
Ground force | negative |
Charging system | flywheel alternator |
Charging Volts | 20 V |
Charging Amps | - |
Trans system | Sundstrand 15 |
Trans type | hydrostatic |
Trans gears | infinite (3-range) forward and reverse |
Clutch system | - |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | manual |
Braking system | disc |
Cabin type | Open operator station |
Differentiel lock | - |
System | - |
Valves | - |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | - |
Real power | - |
Engine @RPM | - |
PTO Clutch | electric |
Rear PTO | independent |
Rear PTO RPM | 2000 (rpm) |
Front PTO | independent |
Front PTO RPM | 3600 (rpm) |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | - |
Rear hitch | - |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |
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Useful links and guides ....
- Roper provided us with the latest version of its L121 service repair manual
- Find All mechanical and electrical parts and accessories of Roper L121 lawn-tractor here
- Get your Simplicity 4040 PowrMax manual book version
- Cabine, electrical And mechanical parts for Simplicity 4040 PowrMax lawn-tractor here