| Service | KTM 390 Duke | Suzuki DR-Z400E |
|---|---|---|
| Oil change | 4,650 mi | 11,000 mi |
| Valve service | 9,300 mi | 15,000 mi |
| Spark plugs | 9,300 mi | 7,500 mi |
| Chain | 4,650 mi | 3,500 mi |
| Brake fluid | 24 mo | 24 mo |
| Coolant | 12 mo | 48 mo |
Common questions
Which is cheaper to maintain, the KTM 390 Duke or the Suzuki DR-Z400E?
Suzuki DR-Z400E needs fewer scheduled shop visits per 10,000 miles based on its factory service intervals.