New Holland T9.645 SmartTrax II VS Long 900 specs comparison
                                         
                                        
                                    
                                
                                                                            
                                        
                                    
                                                                            
                                    
                                                                                        New Holland T9.645 SmartTrax II
General Infos| Make | New Holland | 
| Model | T9.645 SmartTrax II | 
| Country | United states | 
| Production | From 2014 | 
| Price | - | 
| Tractor type | Articulated Crawler tractor | 
| Fuel | diesel | 
| Service repair manual | New Holland T9.645 SmartTrax II Manual | 
Dimensions, sizes and tires
| AG front tires | 36-inch tracks | 
| AG rear tires | 36-inch tracks | 
| Lawn front tires | - | 
| Lawn rear tires | - | 
| Indus front tires | - | 
| Indus rear tires | - | 
| Weight | 58730 lbs or 26639 kg | 
| Length | - | 
| Width | - | 
| Height | - | 
| Wheelbase | 154 inches [391 cm] | 
| Ground clearance | - | 
| Turning radius | - | 
| Rear tread size | - | 
| Front tread size | - | 
| Turning radius | - | 
Horsepower and engin specs
| Engine capacity | 787 ci or 12.9 L | 
| Cylinders | 6 cylinders 24 valves | 
| Engine power | 638 hp or 475.8 kW | 
| Engine RPM | 2100 (rpm) | 
| Torque | 2033 lb-ft or 2756.7 Nm | Torque RPM | 1400 (rpm) | 
| Fuel type | diesel | 
| Fuel injection | electronic direct-injection | 
| Fuel tank size | 455 gal or 1722.2 L | 
| Oil capacity | - | 
| Oil change | - | 
| Starter motor | electric | 
| Starter volts | 24 V | 
| Parts And Accessories | New Holland T9.645 SmartTrax II Parts | 
| Batteries number | 2 | 
| Batteries voltage | 12 V | 
| Battries Amps | - | 
| Cold Amps | 1000 | 
| Ground force | negative | 
| Charging system | alternator | 
| Charging Volts | - | 
| Charging Amps | 200 amps | 
| Trans system | Ultra Command | 
| Trans type | full power shift | 
| Trans gears | 17 forward and 2 reverse | 
| Clutch system | - | 
| Wheel drive | articulated crawler | 
| Final drive | - | 
| Steering | hydrostatic power | 
| Braking system | wet disc | 
| Cabin type | Cab standard with air-condioning | 
| Differentiel lock | - | 
| System | closed center load sensing | 
| Valves | 4 to 8 | 
| Pump flow | 113 gpm or 427.7 lpm | 
| SVC flow | - | 
| Steering flow | - | 
| Tank capacity | - | 
| Hydraulic pressure | - | 
| Max flow | - | 
| Drawbar type | Cat | 
| Claimed power | - | 
| Drawbar horsepower | - | 
| Fuel consumption | - | 
| Pulling power | - | 
| Claimed power | 478 hp or 356.4 kW | 
| Real power | - | 
| Engine @RPM | - | 
| PTO Clutch | - | 
| Rear PTO | independent | 
| Rear PTO RPM | 1000 (rpm) | 
| Front PTO | - | 
| Front PTO RPM | - | 
| Mid PTO | - | 
| Mid PTO RPM | - | 
| Fuel consumption | - | 
| Hitch system | position control | 
| Rear hitch | IVN | 
| Rear hitch lift | 19621 lbs or 8900 kg | 
| Front hitch | - | 
| Front hitch lift | - | 
                                        
                                    
                                                                            
                                        
                                    
                                                                            
                                    
                                                                                        Long 900
General Infos| Make | Long | 
| Model | 900 | 
| Country | United states | 
| Production | From 1974 Until 1977 | 
| Price | - | 
| Tractor type | Row Crop tractor | 
| Fuel | diesel | 
| Service repair manual | Long 900 Manual | 
Dimensions, sizes and tires
| AG front tires | 9.5-15 | 
| AG rear tires | 16.9-34 | 
| Lawn front tires | - | 
| Lawn rear tires | - | 
| Indus front tires | - | 
| Indus rear tires | - | 
| Weight | 7,750 lbs or 3515 kg | 
| Length | 155 inches [393 cm] | 
| Width | 76 inches [193 cm] | 
| Height | - | 
| Wheelbase | 92.5 inches [234 cm] | 
| Ground clearance | - | 
| Turning radius | 10.8 feet [3.3 m] (with brakes) | 
| Rear tread size | 59 to 68 inches | 
| Front tread size | 64 to 88 inches | 
| Turning radius | - | 
Horsepower and engin specs
| Engine capacity | 285 ci or 4.7 L | 
| Cylinders | 4 cylinders | 
| Engine power | 85 hp or 63.4 kW | 
| Engine RPM | 2200 (rpm) | 
| Torque | - | Torque RPM | - | 
| Fuel type | diesel | 
| Fuel injection | - | 
| Fuel tank size | 24 gal or 90.8 L | 
| Oil capacity | 10.5 qts or 9.9 L | 
| Oil change | - | 
| Starter motor | - | 
| Starter volts | 12 V | 
| Parts And Accessories | Long 900 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 | two-speed power shift | 
| Trans gears | 16 forward and 8 reverse | 
| Clutch system | - | 
| Wheel drive | 4x2 2WD | 
| Final drive | - | 
| Steering | hydraulic power | 
| Braking system | hydraulic | 
| 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 | 59.90 hp or 44.7 kW | 
| Fuel consumption | 5.5 gal/hour or 20.8 l/hour | 
| Pulling power | 7,843 lbs or 3557 kg | 
| Claimed power | 72.88 hp or 54.3 kW | 
| Real power | 72.86 hp or 54.3 kW | 
| Engine @RPM | - | 
| PTO Clutch | - | 
| Rear PTO | independent | 
| Rear PTO RPM | 540 (rpm) | 
| Front PTO | - | 
| Front PTO RPM | - | 
| Mid PTO | - | 
| Mid PTO RPM | - | 
| Fuel consumption | 5.6 gal/hour or 21.2 l/hour | 
| Hitch system | - | 
| Rear hitch | 2 | 
| Rear hitch lift | 5,300 lbs or 2404 kg | 
| Front hitch | - | 
| Front hitch lift | - | 
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Useful links and guides ....
- New Holland provided us with the latest version of its T9.645 SmartTrax II service repair manual
 - Find All mechanical and electrical parts and accessories of New Holland T9.645 SmartTrax II farm-tractor here
 
- Get your Long 900 manual book version
 - Cabine, electrical And mechanical parts for Long 900 farm-tractor here