The 390 DUKE is built around a lightweight, responsive feel—ideal for riders who want quick reactions in traffic and a lively pull when the road opens up. KTM lists a 398.7 cm³ displacement for this model year, which helps deliver a punchy, usable spread of power for everyday riding.

In real-world terms, expect a bike that’s easy to manage at lower speeds but still eager to rev when you’re carving through Palomar Mountain or heading up the coast. If you’re stepping up from a smaller displacement bike, the 390 DUKE’s performance is the kind that feels immediately rewarding without being overwhelming.

A responsive feel helps you place the bike precisely—useful for lane changes, quick merges, and tight corner exits.

The 390 DUKE’s performance is as much about agility as it is about acceleration—fast direction changes and easy control.

A practical powerband makes it comfortable for commuting while still feeling exciting on weekend rides.

KTM lists a 6-speed transmission for the 2025 390 DUKE. That extra ratio spread helps keep the bike in a comfortable rev range whether you’re cruising through town or pushing a little harder on open roads.

For San Diego riders, a 6-speed setup is a practical advantage: it can feel relaxed when you’re rolling along faster roads, while still giving you the ability to pick the right gear for tight, technical sections.

Performance isn’t only about acceleration—confidence under braking is what lets you ride smoothly and consistently. The 390 DUKE platform is designed for precise control, helping riders feel comfortable modulating speed in traffic and setting up for corners.

If your riding includes stop-and-go commuting, quick downhill transitions, or spirited weekend routes, predictable braking feel is a major part of the overall performance experience.

Controlled braking helps you set speed early and turn in with less drama—especially on unfamiliar roads.

Predictable response is a big deal in traffic, where quick adjustments happen constantly.

A stable, communicative feel encourages better technique and more consistent riding over time.

Yes—its lightweight, responsive performance makes it well-suited for lane changes, quick merges, and everyday stop-and-go riding.

KTM lists a 6-speed transmission for the 2025 390 DUKE.

KTM lists 398.7 cm³ displacement for this model.

Use the product listing to view current inventory status and details for the 2025 KTM 390 DUKE.

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Experience 390 DUKE performance in person

If you like a lightweight naked bike with a lively feel, the 2025 KTM 390 DUKE is worth a closer look. View the listing for current availability at Poway Powersports in San Diego, then start your financing application anytime.