KTM 1390 Super Duke R EVO 2026: 190 HP, 1,350cc LC8 V-Twin & The Beast Evolved Specs
🕒 Published: March 17, 2026 | 📍 MATTIGHOFEN, AUSTRIA | ✍️ Speedo Science Editorial Team
KTM 1390 Super Duke R EVO 2026 – The Beast has evolved with semi-active suspension and more power.
KTM has unleashed the most powerful Super Duke yet—the 1390 Super Duke R EVO 2026. Bumping displacement from 1,301cc to 1,350cc, the latest iteration of "The Beast" delivers a claimed 190 HP from its LC8 V-twin engine, along with the introduction of semi-active suspension (WP APEX SAT) and an updated electronics suite. This is the most technologically advanced and powerful naked bike KTM has ever produced.
The EVO designation signifies the semi-active suspension upgrade, allowing the bike to automatically adjust damping in real-time based on riding conditions. Combined with the chassis updates and engine refinements, the 1390 Super Duke R EVO redefines the hyper naked segment. Here's the complete technical breakdown.
1. Technical Overview
The Super Duke R EVO represents the pinnacle of KTM's naked bike engineering. Building on the legacy of the "Beast," the 1390 version features a larger-displacement LC8 V-twin, revised chassis geometry, and the introduction of semi-active suspension for the first time on a Super Duke. The result is a motorcycle that delivers brutal power with sophisticated electronic control—a machine capable of dominating both the street and the track.
2. Engine Architecture: LC8 V-Twin
The heart of the 1390 Super Duke R EVO is an updated version of KTM's legendary LC8 V-twin. Displacement has been increased to 1,350cc through a larger bore and stroke, resulting in more power and torque across the rev range.
| Engine Spec | Data |
|---|---|
| Engine Type | 1,350cc V-twin, DOHC, 4 valves/cyl, liquid-cooled |
| Bore x Stroke | 110mm x 71mm (est) |
| Compression Ratio | 13.5:1 (est) |
| Max Power | 190 HP @ 10,000 rpm (est) |
| Max Torque | 145 Nm @ 8,000 rpm (est) |
| Fuel System | Electronic fuel injection with 56mm throttle bodies |
| Transmission | 6-speed with quickshifter+ (up/down) |
| Clutch | PASC slipper clutch |
3. Speed & Velocity Profile
| Metric | Value |
|---|---|
| Top Speed | ~290 km/h (180 mph) estimated |
| 0-100 km/h (0-62 mph) | ~3.2 seconds (estimated) |
| 0-200 km/h (0-124 mph) | ~7.5 seconds (estimated) |
| Wet Weight | ~195 kg (430 lbs) |
| Power-to-Weight | 0.97 hp/kg |
| Fuel Capacity | 16 liters (4.2 gallons) |
4. Aerodynamic Engineering
As a naked bike, the Super Duke R EVO prioritizes aggressive styling over aerodynamic efficiency. However, KTM has refined the bodywork to reduce drag at high speeds while maintaining the raw, muscular look that defines the Super Duke. The small flyscreen deflects some airflow, but at 290 km/h, the rider is very much exposed to the elements—part of the naked bike experience.
5. Chassis & Suspension
The EVO's key upgrade is the WP APEX SAT semi-active suspension. This system automatically adjusts compression and rebound damping in real-time based on riding conditions, providing optimal performance whether carving canyon roads or cruising the highway.
| Chassis Spec | Detail |
|---|---|
| Frame | Chromium-molybdenum steel trellis frame |
| Front Suspension | WP APEX SAT 48mm USD forks, semi-active |
| Rear Suspension | WP APEX SAT monoshock, semi-active |
| Front Brakes | Brembo Stylema 4-piston calipers, 320mm discs |
| Rear Brakes | 240mm disc, 2-piston caliper |
| Wheels | 17-inch forged aluminum |
6. Dimensions & Weight
- Overall Length: 2,200 mm (est)
- Wheelbase: 1,490 mm (est)
- Rake / Trail: 24° / 95 mm (est)
- Seat Height: 835 mm (32.9 inches)
- Ground Clearance: 140 mm
- Wet Weight: ~195 kg (430 lbs)
- Fuel Capacity: 16 liters (4.2 gallons)
7. Electronics & Rider Aids
- 6-axis IMU: Bosch inertial measurement unit for advanced rider aids
- Riding Modes: Sport, Street, Rain, Performance, Track (5 modes)
- Cornering ABS: Bosch 9.3 MP with Supermoto mode
- Traction Control: 9-level + off, cornering-aware
- Supermoto ABS: Rear ABS disabled for drifting
- Launch Control: Race-start assist
- Motor Slip Regulation (MSR): Prevents rear hop on downshifts
- Quickshifter+: Seamless up/down shifts
- Display: 5-inch TFT with race telemetry and KTM My Ride connectivity
- Lighting: Full LED with cornering lights
8. Speed Classification
According to the Speedo Science Velocity Index, the KTM 1390 Super Duke R EVO 2026 belongs in the Superbike Class (250-300 km/h). With a top speed approaching 290 km/h and a power-to-weight ratio of nearly 1.0 hp/kg, it sits at the very top of the hyper naked category—a true "Beast" in every sense.
9. Comparative Analysis
| Model | Engine | Power | Torque | Weight | Price (est US) |
|---|---|---|---|---|---|
| KTM 1390 Super Duke R EVO | 1,350cc V2 | 190 HP | 145 Nm | 195 kg | $22,000 |
| Ducati Streetfighter V4 | 1,103cc V4 | 208 HP | 123 Nm | 201 kg | $23,000 |
| BMW M 1000 R | 999cc I4 | 205 HP | 113 Nm | 199 kg | $21,000 |
| Aprilia Tuono V4 | 1,077cc V4 | 175 HP | 121 Nm | 209 kg | $18,000 |
The Super Duke R EVO competes in the fiercely contested hyper naked segment, offering a unique V-twin character against rivals with V4 and inline-4 engines. Its semi-active suspension gives it a technological edge over the standard Streetfighter V4 and Tuono V4.
10. US Market & Velocity Engineering Verdict
The 2026 KTM 1390 Super Duke R EVO is expected to reach US dealerships in late 2026 with an estimated MSRP around $22,000. This pricing positions it competitively against the Ducati Streetfighter V4 and BMW M 1000 R.
In the Speedo Science Velocity Index, the Super Duke R EVO earns its place as a top-tier Superbike Class contender. With its massive V-twin torque, semi-active suspension, and aggressive Austrian styling, it offers a unique riding experience. For riders seeking the rawest, most powerful naked bike on the market, the Beast remains unrivaled.
⚙️ TECH INSIGHT: WP APEX SAT Semi-Active Suspension
The EVO's WP APEX SAT system uses solenoid-operated valves to adjust compression and rebound damping in milliseconds. Sensors monitor wheel speed, throttle position, brake pressure, and IMU data to determine optimal damping for current conditions. The system offers multiple modes: Comfort for touring, Street for everyday riding, Sport for aggressive canyon carving, and Track for maximum performance. This is the first time semi-active suspension has been offered on a Super Duke, marking a significant evolution for the model.
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