| Attribute | AJS CSR NKT1 125 × | Sonik Lifo × |
|---|---|---|
| General | ||
| Production from (year) | 2009 | 2013 |
| Make | AJS | Sonik |
| Model | AJS CSR NKT1 125 | Sonik Lifo |
| Category | Sport | Allround |
| Engine and transmission | ||
| Engine type | Twin, four-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 124 | 97.2 |
| Power (kw) | 8.3 | 4.9 |
| Cooling system | Liquid | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 44 | 50 |
| Stroke (mm) | 40 | 49.5 |
| Gearbox | 5-speed | 5-speed |
| Ignition | Coil CDI | - |
| Clutch | Wet, multiplate | - |
| Compression | - | 8.8:1 |
| Chassis | ||
| Front suspension | Telefork | Telescopic hydraulic fork |
| Rear suspension | Twin reservoir shocks | Double shock with compression springs |
| Front brakes | Single disc | Expanding brake (drum brake) |
| Rear brakes | Single disc | Expanding brake (drum brake) |
| Frame type | - | Steel |
| Front tyre | 90/90-18 | 2.75-18 |
| Rear tyre | 130/90-15 | 3.00-17 |
| Other | ||
| Starter | Electric | Electric & kick |
| Color options |
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|
| Dimensions | ||
| Wheelbase (mm) | 1,320 | 1,300 |
| Dry weight (kg) | 153 | 118 |
| Power/weight ratio | 0.0542 | 0.0415 |
| Seat height (mm) | 787 | 750 |
| Performance | ||
| Fuel capacity (l) | 18 | 8 |