| Service | Harley-Davidson V-Rod Muscle (2009–2015) | Triumph Trident 660 (2025) |
|---|---|---|
| Oil change | 5,000 mi | 10,000 mi |
| Valve service | 15,000 mi | 20,000 mi |
| Spark plugs | n/a | 20,000 mi |
| Chain | n/a | n/a |
| Brake fluid | n/a | 12 mo |
| Coolant | n/a | n/a |
Common questions
Which is cheaper to maintain, the Harley-Davidson V-Rod Muscle (2009–2015) 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.