| Service | KTM 390 Duke (2017–2022) | Yamaha Royal Star Tour Deluxe (2005–2009)VP18 |
|---|---|---|
| Oil change | 4,650 mi | 4,000 mi |
| Valve service | n/a | 26,600 mi |
| Spark plugs | n/a | n/a |
| Chain | n/a | n/a |
| Brake fluid | n/a | 6 mo |
| Coolant | 48 mo | n/a |
Common questions
Which is cheaper to maintain, the KTM 390 Duke (2017–2022) or the Yamaha Royal Star Tour Deluxe (2005–2009)?
KTM 390 Duke (2017–2022) needs fewer scheduled shop visits per 10,000 miles based on its factory service intervals.