AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2017 Triumph Bonneville T100
Overall rating NHTSA-grounded
Above average
Estimated 5-year repair + maintenance cost: $1,500–$3,500
The Triumph BONNEVILLE T100 has minimal recall and complaints, indicating a solid reliability. The primary issue is a recall related to wiring, which, if addressed, ensures dependable performance.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| wiring harness | 5,000–15,000 miles | $100–$400 | occasional |
| fuel system | 10,000–30,000 miles | $200–$500 | rare |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter change
- Chain inspection
- Valve clearance check
- Brake fluid replacement
- Engine coolant replacement
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Loss of electrical power
- Unresponsive throttle
- Fuel smell or leaks
Generated by gpt-4o on 8/20/2026. Cost ranges are conservative estimates that account for typical regional variation.