Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 1 of 2 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
Engine And Engine Cooling. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports0 injury reports
What owners actually said
2 reports
Mileage unknown · Apr 27, 2026
Engine And Engine Cooling
The contact owns a 2025 Triumph Daytona 660. The contact received notification of NHTSA Campaign Number: 25V531000 (Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The local dealer was contacted, but the vehicle was not repaired. The contact stated that the manufacturer had exceeded a…
Read full complaint
The contact owns a 2025 Triumph Daytona 660. The contact received notification of NHTSA Campaign Number: 25V531000 (Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The local dealer was contacted, but the vehicle was not repaired. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the issue. The contact had not experienced a failure.
NHTSA ODI #11733959
4,163 miles · Sep 16, 2025
Engine And Engine Cooling
The contact owns a 2025 Triumph Daytona 660. The contact stated that while driving 70 MPH, the vehicle experienced a loss of automotive power. There was no warning light illuminated. The contact pulled over, and the vehicle was towed to a local dealer where it was diagnosed, and the contact was informed that the failure could no…
Read full complaint
The contact owns a 2025 Triumph Daytona 660. The contact stated that while driving 70 MPH, the vehicle experienced a loss of automotive power. There was no warning light illuminated. The contact pulled over, and the vehicle was towed to a local dealer where it was diagnosed, and the contact was informed that the failure could not be duplicated. The vehicle was not repaired. The contact referenced NHTSA Campaign Number: 25V531000 (ENGINE AND ENGINE COOLING); as a possible cause for the failure. The manufacturer was not notified of the failure. The approximate failure mileage was 4,163.
Triumph Motorcycles America, Ltd. (Triumph) is recalling certain 2024-2025 Daytona 660 motorcycles. The engine may fail due to internal damage from a disruption of oil flow.
Consequence & remedy
Consequence: Engine failure increases the risk of a crash.
Remedy: Dealers will increase the engine oil capacity and install a redesigned dipstick, free of charge. Owner notification letters were mailed September 10, 2025. Owners may contact Triumph customer service at 1-678-854-2010. Triumph's number for this recall is SRAN 640.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0
No exact-year investigations in this snapshot.
2025 Triumph Daytona 660 Problems, Complaints & Recalls | Skip That Year
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