Gravely 450 VS Bolens 21HD Super Ride-A-Matic specs comparison
Gravely 450
General Infos| Make | Gravely |
| Model | 450 |
| Country | England |
| Production | From 1970 |
| Price | - |
| Tractor type | - |
| Fuel | - |
| Service repair manual | Gravely 450 Manual |
Dimensions, sizes and tires
| AG front tires | - |
| AG rear tires | - |
| Lawn front tires | 16x6.50-8 |
| Lawn rear tires | 16x6.50-8 |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | - |
| Length | 75.5 inches 191 cm |
| Width | 41.75 inches 106 cm |
| Height | 43 inches 109 cm |
| Wheelbase | - |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | 950 lbs 430 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 | - |
| Fuel tank size | 5.3 gal 20.1 L |
| Oil capacity | 2 qts 1.9 L |
| Oil change | - |
| Starter motor | - |
| Starter volts | 12 V |
| Parts And Accessories | Gravely 450 Parts |
| Batteries number | 1 |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | negative |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | Swiftamatic 8 |
| Trans type | shaft-driven gear |
| Trans gears | 4 forward and 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 | - |
Bolens 21HD Super Ride-A-Matic
General Infos| Make | Bolens |
| Model | 21HD Super Ride-A-Matic |
| Country | United states |
| Production | From 1957 |
| Price | 474 USD |
| Tractor type | - |
| Fuel | - |
| Service repair manual | Bolens 21HD Super Ride-A-Matic Manual |
Dimensions, sizes and tires
| AG front tires | - |
| AG rear tires | - |
| Lawn front tires | 4.00x8 |
| Lawn rear tires | 4.00x8 |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | - |
| Length | 61.5 inches 156 cm |
| Width | 30.5 inches 77 cm |
| Height | 37 inches 93 cm |
| Wheelbase | 41.5 inches 105 cm |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | 24.5 inches |
| Front tread size | 25.5 inches |
| Turning radius | 460 lbs 208 kg |
Horsepower and engin specs
| Engine capacity | 277 cc or 16.94 ci |
| Cylinders | 1 cylinders |
| Engine power | - |
| Engine RPM | - |
| Torque | - |
| Torque RPM | - |
| Fuel type | - |
| Fuel injection | - |
| Fuel tank size | 1 gal 3.8 L |
| Oil capacity | - |
| Oil change | - |
| Starter motor | - |
| Starter volts | - |
| Parts And Accessories | Bolens 21HD Super Ride-A-Matic Parts |
| Batteries number | - |
| Batteries voltage | - |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | - |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | Versa-matic |
| Trans type | belt-driven CVT |
| Trans gears | 6 forward and 1 reverse |
| Clutch system | - |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | manual |
| Braking system | mechanical band |
| 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 | - |
Related tractor comparison
Gravely 450 Power-Flex 18
Bolens 21HD Super Ride-A-Matic Bolens 20HD Ride-A-Matic
Gravely 450 Wheel Horse RJ-25
Gravely 450 Wheel Horse RJ-58
Bolens 21HD Super Ride-A-Matic Midland Company Bull Pup R-70
Gravely 450 Panzer T102
Choose another tractor
Useful links and guides ....
- Gravely provided us with the latest version of its 450 service repair manual
- Find All mechanical and electrical parts and accessories of Gravely 450 lawn-tractor here
- Get your Bolens 21HD Super Ride-A-Matic manual book version
- Cabine, electrical And mechanical parts for Bolens 21HD Super Ride-A-Matic lawn-tractor here
