Representative image (2026 model); the 2023 design may differ.
2023 KTM 390 Duke
General features
The KTM 390 DUKE is a pure example of what draws so many to the thrill of street motorcycling. This Corner Rocket maximizes enjoyment and user value, taking the honors wherever nimble handling counts.
KTM 390 Duke History
Representative image
- Power 44.3 HP
- Displacement 399 cc
- Seat height 820.0 mm
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- Power 44.0 HP
- Displacement 373 cc
- Seat height 830.0 mm
Representative image
- Power 44.0 HP
- Displacement 373 cc
- Seat height 830.0 mm
Representative image
- Power 44.0 HP
- Displacement 373 cc
- Seat height 830.0 mm
Representative image
- Power 44.0 HP
- Displacement 373 cc
- Seat height 830.0 mm
Representative image
- Power 44.0 HP
- Displacement 373 cc
- Seat height 830.0 mm
Representative image
- Power 44.0 HP
- Displacement 373 cc
- Seat height 830.0 mm
Representative image
- Power 44.0 HP
- Displacement 373 cc
- Seat height 830.0 mm
Representative image
- Power 44.0 HP
- Displacement 373 cc
- Seat height 800.0 mm
Representative image
- Power 44.0 HP
- Displacement 373 cc
- Seat height 800.0 mm
Representative image
- Power 44.0 HP
- Displacement 375 cc
- Seat height —
Representative image
- Power 44.0 HP
- Displacement 375 cc
- Seat height —
KTM 390 Duke History & Generations Source: Wikipedia
Model. Braking distance was measured at 148.2 feet from 60-0 mph with ABS disabled and 151.7 feet without ABS disabled.
. It was essentially the 373 cm3, 390 Duke with added features and refined dimensions. To 2023 it came with 19" front and 17" rear cast aluminum rims. The suspension consists of a 43 mm WP upside-down fork and a monoshock rear suspension system, both of which are adjustable.
. Its 398.6 cm3 LC4c motor produces 46 PS. KTM replaced the 390 Adventure in the lineup with the 390 Adventure X, now sporting the new 398.6 cm3 LC4c motor. The Adventure X is a stripped down version of the more well equipped KTM 390 Adventure R. Sporting the new 398.6 cm3 LC4c motor previously introduced in the 390 Duke. Premimum features include better seated and standing positions, a 4.2” TFT display, electronic fuel injection, ride-by-wire throttle, a balancer shaft, slipper clutch, traction control (street / offroad) and ABS.
History text adapted from Wikipedia under CC BY-SA.
KTM 390 Duke Technical specs
KTM 390 Duke market reference value
Reference values from the monthly insurance value list published by the Insurance Association of Türkiye. New vehicles use the authorised distributor’s non-campaign list price; used ones use market averages.
Values are nominal Turkish lira; much of the rise reflects inflation. Switch to dollars or euros to see the real trend.
Values from the August 2026 list. All model years are valued on the same date, so this curve is free of inflation.
Source: Insurance Association of Türkiye, Kasko Değer Listesi, August 2026. These are reference values for insurers and carry no mileage, damage or condition breakdown.
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