The 2026 KTM 390 Duke is a sharp, lightweight streetfighter powered by a 398.7cc liquid-cooled single delivering 45 PS. Built on a steel trellis frame, it features adjustable WP suspension, advanced TFT display, powerful radial brakes, and agile handling designed for thrilling urban and highway riding with everyday usability confidence.
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| Vehicle Type | Motorcycle |
| Fuel | Petrol |
| Engine Displacement | 398.70 cc |
| Engine Details | 1-cylinder, 4-stroke engine |
| Engine Starting | Electric starter |
| Bore x Stroke | 89mm x 64mm |
| Engine Lubrication | Wet sump |
| Clutch | PASC antihopping clutch, mechanically operated |
| Cooling System | Liquid cooled |
| Maximum Power | 45 PS |
| Maximum Torque | 39 Nm |
| Transmission | 6-speed |
| Chain | 520 X-Ring |
| Display |
|---|
| 5" TFT Display |
| Electricals | |
|---|---|
| Battery | Capacity - 8 Ah |
| Brakes | |
|---|---|
| Front Brake | Four-piston radial fixed calliper, brake disc, 320mm |
| Rear Brake | 2 piston floating caliper. 240mm |
| Chassis and Suspension | |
|---|---|
| Frame | Steel trellis frame, powder coated |
| Front Suspension | WP APEX 43, 150mm Compression and rebound adjustable |
| Rear Suspension | WP APEX - Monoshock, 150mm Rebound adjustable, Preload adjuster |
| Dimensions | |
|---|---|
| Seat Height | 820/800 mm |
| Wheelbase | 1357 mm |
| Weight | 165 kg |
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