Enduro Bikes

1996KTM GS 620 Duke

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The 1996 KTM GS 620 Duke is a lightweight single-cylinder enduro designed for riders seeking affordable off-road capability and everyday versatility. Its modest 51 horsepower and 143 kg weight make it nimble and accessible for intermediate riders tackling dirt trails and mixed terrain. Known for reliable Austrian engineering and practical simplicity, the Duke earned respect as a capable budget-friendly adventure platform.

Capacity: 609.0 ccm
Engine: Single, four-stroke
Gearbox: 5-speed
Dry weight: 143.0 kg
Seat height: 870 mm
Power: 50.7 HP (37.3 kW)

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How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail70%

Cornering82%

City riding65%

Daily riding50%

Touring30%

Two-up25%

Track55%

Best for: Designed as a supermoto-style street fighter derived from enduro roots, excelling at flickable cornering and playful urban or backroad riding rather than long-distance cruising.
Built for: A raw, minimalist, and energetic machine that rewards aggressive throttle input and quick direction changes with an old-school single-cylinder thump.
Not ideal for: Not a good fit for riders seeking plush comfort, high-speed stability, or a comfortable two-up touring platform.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 870mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with tip-toe one foot on the 1996 KTM GS 620 Duke, with a cramped knee angle of around 75 degrees and an upright riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

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