| Attribute | AJS Model 18 500 Statesman 1964 × | AJS Model 18 500 Statesman 1963 × |
|---|---|---|
| General | ||
| Production from (year) | 1964 | 1963 |
| Make | AJS | AJS |
| Model | AJS Model 18 500 Statesman | AJS Model 18 500 Statesman |
| Category | Allround | Allround |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 498 | 498 |
| Power (kw) | 20.4 | 20.4 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 86 | 86 |
| Stroke (mm) | 85.5 | 85.5 |
| Ignition | Bobine | Bobine |
| Clutch | Wet multiplate | Wet multiplate |
| Chassis | ||
| Front suspension | Telescopic | Telescopic |
| Rear suspension | Twin shock | Twin shock |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Frame type | Single cradle | Single cradle |
| Front tyre | 3.25-18 | 3.25-18 |
| Rear tyre | 3.25-18 | 3.25-18 |
| Wheels | Spoked | Spoked |
| Other | ||
| Starter | Kick | Kick |
| Dimensions | ||
| Wheelbase (mm) | 1,397 | 1,397 |
| Dry weight (kg) | 172 | 172 |
| Power/weight ratio | 0.1186 | 0.1186 |
| Performance | ||
| Fuel capacity (l) | - | 16 |