| Year | 2005 |
| Bore x Stroke | 85 x 70 mm |
| Capacity | 397 cc / 24.2 cu-in |
| Caster Angle | 25° |
| Clutch | Multi-plate, wet |
| Compression Ratio | 9.3:1 |
| Cooling System | Air cooled |
| Dimensions | Length 2130 mm / 83.9 in Width 840 mm / 33.1 in Height 1240 mm / 48.8 in |
| Engine | Four stroke, single cylinder, Silent multi-link chain driven SOHC with rocker arms, 4 valve |
| Final Drive | Chain |
| Final Reduction | 3.000 (45/15) *Note - Gearing varies from country to country. Some have 40/15 as standard. |
| Frame | Semi-double cradle |
| Front Brakes | Single 256 mm disc 2 piston caliper |
| Front Suspension | 43 mm leading-axle Showa cartridge fork with 18-position compression and 12-position rebound damping adjustability |
| Front Tyre | 80/100-21 |
| Front Wheel Travel | 280 mm / 11.0 in |
| Fuel Capacity | 9.5 Litres / 2.5 US gal |
| Gear Ratio | 1st: 2.615 (34/13) 2nd: 1.842 (35/19) 3rd: 1.400 (28/20) 4th: 1.120 (28/25) 5th: 0.926 (25/27)) |
| Gearshift Pattern | Left operated return system 1 - N - 2 - 3 - 4 - 5 |
| Ignition | Solid state CDI with electronic advance |
| Induction | Carburettor (Carburetor) type: Piston valve Throttle Bore: 38 mm (1.5 in) |
| Lubrication | Forced pressure (dry sump) |
| Max Power | 34.3 hp / 24.8 kW @ 7000 rpm |
| Max Torque | 33 Nm / 24.3 lb-ft @ 5500 rpm |
| Oil Pump Type | Trochoid |
| Primary Reduction | 2.826 (65/23) |
| Rear Brakes | Single 220 mm disc 1 piston caliper |
| Rear Suspension | Pro-Link Showa single shock with spring preload, 16-position compression and 16-position rebound damping adjustability |
| Rear Tyre | 110/100-18 |
| Rear Wheel Travel | 300 mm / 11.8 in |
| Seat Height | 930 mm / 36.6 in |
| Starting | Electric |
| Trail | 94 mm / 3.7 in |
| Transmission | 5 Speed |
| Wet Weight | 131 kg / 288.8 lbs |
| Wheelbase | 1425 mm / 56.1 in |
