| Attribute | Triumph Speed Twin 1965 × | Triumph Speed Twin 1964 × |
|---|---|---|
| General | ||
| Production from (year) | 1965 | 1964 |
| Make | Triumph | Triumph |
| Model | Triumph Speed Twin | Triumph Speed Twin |
| Category | Allround | Allround |
| Engine and transmission | ||
| Engine type | Twin, four-stroke | Twin, four-stroke |
| Fuel system | Carburettor. Amal | Carburettor. Amal |
| Displacement (cm³) | 498 | 498 |
| Power (kw) | 19.7 | 19.7 |
| Transmission type,final drive | Chain | Chain |
| Fuel control | Overhead Valves (OHV) | Overhead Valves (OHV) |
| Chassis | ||
| Front suspension | Telescopic | Telescopic |
| Rear suspension | Rigid-optional sprung hub | Rigid-optional sprung hub |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Dimensions | ||
| Wheelbase (mm) | 1,400 | 1,400 |
| Dry weight (kg) | 158 | 158 |
| Power/weight ratio | 0.1241 | 0.1241 |