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2023 Triumph Bonneville T120Problems, recalls & complaints

NHTSA has logged 1 owner complaint about the 2023 Triumph Bonneville T120, most often about the electrical system. It is covered by 3 safety recalls, and for recall 24V-785 the manufacturer reports only 64% of affected cars repaired.

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CarFlaw IndexNot enough dataHigher is better (0–100)
Safety recalls3Lowest repair rate 64%Owner complaints10 with a crash, fire or injuryTypical failure mileage0kElectrical system, median miles

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through February 11, 2026. Updated daily.

Complaints by system

Where the 2023 Triumph Bonneville T120 has problems

1 complaint grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
Electrical system10

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

3 recalls

2023 Triumph Bonneville T120 recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

33%repaired · 2026 Q3

Electrical system: alternator/generator/regulator

New

Recall 26V-078 · Feb 11, 2026 · 8,849 vehicles · 2,905 repaired

Risk. Overheated wiring increases the risk of a crash or fire.

Problem, fix and repair progress →

64%repaired · 2026 Q3

Wiring: connectors/plugs/receptacles

Recall 24V-785 · Oct 21, 2024 · 8,801 vehicles · 5,670 repaired

Risk. Overheated wiring increases the risk of a fire or crash.

Problem, fix and repair progress →

96%repaired · 2024 Q4

Foundation components: disc

Recall 23V-146 · Mar 6, 2023 · 988 vehicles · 952 repaired

Risk. The detachment of the LHS brake disc can reduce brake performance, increasing the risk of a crash.

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Triumph.

Best & worst years

2023 vs. every other Bonneville T120 year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Bonneville T120 median. How we score

'18'22'23'24'25
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
In owners' words

What Bonneville T120 owners report

Recent electrical system complaints filed with NHTSA, shortened. Personal details are removed.

The contact owns a 2023 Triumph Bonneville T120. The contact received notification of NHTSA Campaign Number: 24V785000 (ELECTRICAL SYSTEM); however, there are no local dealers on the island to repair the recall. The contact stated that there was an abnormal sound coming from the engine while…
Complaint 11645554 · Feb 28, 2025 · 100 miles

Own a 2023 Bonneville T120?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.