KTM 390 Duke (2015–2016) vs Triumph Thunderbird (2018–2023)
Factory maintenance schedules compared.
Triumph Thunderbird (2018–2023) needs fewer scheduled shop visits per 10,000 miles.
| Service | KTM 390 Duke (2015–2016) | Triumph Thunderbird (2018–2023)B03W |
|---|---|---|
| Oil change | 4,650 mi | 6,000 mi |
| Valve service | 9,300 mi | 12,000 mi |
| Spark plugs | 9,300 mi | 12,000 mi |
| Chain | 4,650 mi | n/a |
| Brake fluid | n/a | 24 mo |
| Coolant | n/a | 24 mo |
Common questions
Which is cheaper to maintain, the KTM 390 Duke (2015–2016) or the Triumph Thunderbird (2018–2023)?
Triumph Thunderbird (2018–2023) needs fewer scheduled shop visits per 10,000 miles based on its factory service intervals.