| MODEL | CF MOTO 650 NK 2012 - 2015 |
| Year | 2012 - 2015 |
| Engine Type | Four stroke parallel twin cylinder, DOHC, 4 valves per cylinder, 180 degree crankshaft, chain camshaft drive, gear-driven counterbalancer |
| Displacement / Capacity | 649 cc / 39.6 cu in |
| Bore X Stroke | 83.0 x 60.0 mm |
| Compression Ratio | 11.3:1 |
| Cooling System | Liquid cooled |
| Max Power | 51 kW / 69.7 hp @ 8500 rpm |
| Max Torque | 62 Nm / 45.7 lb-ft @ 7000 rpm |
| Ignition | ECU |
| Induction | Electronic Fuel Injection |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 6 Speed |
| Clutch | Wet multi-plate |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Tubular steel diamond frame, engine as stressed member |
| Front Suspension | 41 mm telescopic fork |
| Rear Suspension | Extruded steel swingarm, cantilever monoshock |
| Front Brakes | 2 x 300 mm discs, 2-piston calipers |
| Rear Brakes | Single 225 mm disc, 1-piston caliper |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | 795 mm / 31.3 in |
| Wheelbase | 1415 mm / 55.7 in |
| Ground Clearance | 150 mm / 5.9 in |
| Dry Weight | 193 kg / 425.5 lbs |
| Wet Weight | 206 kg / 454.2 lbs |
| WHEEL SPECS | |
| Front Tyre | 120/70-17 |
| Rear Tyre | 160/60-17 |
| FUEL SYSTEM | |
| Fuel Capacity | 17 Litres / 4.4 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The 650NK was the first model in CFMoto's 650 range, a budget naked bike built around a 649 cc parallel twin. It uses a steel diamond frame and twin front discs, without ABS on this early version.
