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Motorcycles / KTM / 620 Duke

Motorcycle museum record

620 Duke

The first Duke converted KTM’s large competition-derived single-cylinder engine into a stripped road motorcycle with supermoto attitude.

KTMmanufacturer
supermotocategory
609 ccengine capacity
Liquid-cooled singleengine

Museum plaque

Why this bike belongs here.

The beginning of KTM’s modern road-bike identity: light, upright and deliberately unconventional.

The first Duke converted KTM’s large competition-derived single-cylinder engine into a stripped road motorcycle with supermoto attitude.

Why it matters. The beginning of KTM’s modern road-bike identity: light, upright and deliberately unconventional.

Technical identity

The engineering at a glance.

This first expansion records museum-level specifications rather than pretending every year and market used one immutable specification.

EngineLiquid-cooled single
Capacity609 cc
Production era1994–1998
CategorySupermoto
TransmissionAdd by variant/year
Final driveAdd by variant/year

Research starting point

Built to improve, not freeze.

Model-year specifications can vary. The museum keeps the stable historical interpretation here and leaves room to add exact variants, racing derivatives, engine codes and source-specific specifications later.

KTM source / heritage starting point
Open source ↗