Attribute | ![]() KTM Adventure R 640 × | ![]() Ariel 4F Square Four 600 1934 × |
---|---|---|
General | ||
Production from (year) | 1999 | 1934 |
Make | KTM | Ariel |
Model | KTM Adventure R 640 | Ariel 4F Square Four 600 |
Category | Enduro / offroad | Allround |
Engine and transmission | ||
Engine type | Single cylinder, four-stroke | Square four cylinder |
Valves per cylinder | - | 2 |
Fuel system | - | Carburettor. Amal |
Engine details | - | Double twin - square 4 cylinder arrangement |
Displacement (cm³) | 625 | 601 |
Power (kw) | 38 | 16.8 |
Cooling system | Liquid | Air |
Transmission type,final drive | Chain | Chain |
Bore (mm) | - | 56 |
Stroke (mm) | - | 61 |
Gearbox | 5-speed | 4-speed |
Fuel control | - | Overhead Cams (OHC) |
Driveline | - | Burman gearbox |
Compression | - | 6.9:1 |
Exhaust system | - | 2 x 1-into-1 pipes |
Chassis | ||
Front suspension | - | Spring girders |
Rear suspension | - | Rigid |
Front brakes | Single disc | Expanding brake (drum brake) |
Rear brakes | Single disc | Expanding brake (drum brake) |
Frame type | - | Tubular single loop |
Front tyre | - | 3.25-19 |
Rear tyre | - | 3.25-19 |
Wheels | - | Wire spoked |
Other | ||
Starter | - | Kick |
Color options | - |
|
Dimensions | ||
Wheelbase (mm) | 1,510 | 1,385 |
Dry weight (kg) | 154 | 168 |
Power/weight ratio | 0.2468 | 0.1 |
Performance | ||
Top speed (km/h) | 165 | 140 |
Fuel capacity (l) | 28 | 13.25 |