What causes Oil consumption and leaks from engine seals on the KTM 1390 Super Duke R?

Check under engine for oil residue and dipstick level Estimated fix cost: $200-$600

What causes Throttle body and ride-by-wire sensor faults on the KTM 1390 Super Duke R?

Look for erratic idle or fault codes on dash display Estimated fix cost: $300-$800

Grab rear wheel, check for play or clunking movement Estimated fix cost: $400-$900

Inspect fins closely for bends, cracks, or coolant stains Estimated fix cost: $500-$1200

Known issues to inspect before buying a used KTM 1390 Super Duke R. What to check and how much repairs cost.

MODERATE

Check under engine for oil residue and dipstick level

Fix cost: $200-$600

MODERATE

Look for erratic idle or fault codes on dash display

Fix cost: $300-$800

MODERATE

Grab rear wheel, check for play or clunking movement

Fix cost: $400-$900

MINOR

Inspect fins closely for bends, cracks, or coolant stains

Fix cost: $500-$1200

☐Pull full KTM dealer service history

☐Check for recall completion on fuel system

☐Test all electronics and riding modes

☐Inspect frame for crash damage or repairs

Strong bike, maintenance-intensive, reward diligent owners