AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2023 Triumph Trident 660
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $2,500–$4,000
The 2023 Triumph Trident 660 has minor recall issues involving the front fork caps and MAP hose. With few consumer complaints, these do not severely impact its overall reliability.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| front fork caps | 0–10,000 miles | $200–$400 | common |
| MAP sensor system | 0–15,000 miles | $150–$350 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change every 6,000 miles
- Brake fluid replacement every 2 years
- Coolant replacement every 3 years
- Valve clearance check every 12,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Unusual front suspension noise
- Inconsistent engine performance
- Erratic vehicle speed behavior
Generated by gpt-4o on 8/19/2026. Cost ranges are conservative estimates that account for typical regional variation.