BMW R 18 Classic (2021–2024) vs Triumph Trident 660 (2025)
Factory maintenance schedules compared.
Triumph Trident 660 (2025) needs fewer scheduled shop visits per 10,000 miles.
| Service | BMW R 18 Classic (2021–2024)0L23 | Triumph Trident 660 (2025) |
|---|---|---|
| Oil change | 6,000 mi | 10,000 mi |
| Valve service | 6,000 mi | 20,000 mi |
| Spark plugs | 12,000 mi | 20,000 mi |
| Chain | n/a | n/a |
| Brake fluid | 24 mo | 12 mo |
| Coolant | n/a | n/a |
Common questions
Which is cheaper to maintain, the BMW R 18 Classic (2021–2024) or the Triumph Trident 660 (2025)?
Triumph Trident 660 (2025) needs fewer scheduled shop visits per 10,000 miles based on its factory service intervals.