Question 1

Is the Triumph SPEED 400 reliable?

Accepted Answer

The Triumph SPEED 400 has 20 total NHTSA complaints across 2 model years. The most reliable years are 2025 (5 complaints). Years to avoid: 2024 (15 complaints).

Question 2

What years of the Triumph SPEED 400 should I avoid?

Accepted Answer

Avoid the 2024 Triumph SPEED 400. The 2024 model has the most complaints (15) with the top issue being ENGINE.

Question 3

What is the best year for the Triumph SPEED 400?

Accepted Answer

The best years for the Triumph SPEED 400 are 2025 (5 complaints). These years have the fewest reported issues to NHTSA.

Year	Complaints	Top Issue	Verdict
2025	5	While riding at 15 to 20 miles an hour, the motorc...	Above Average
2024	15	The contact owns a 2024 Triumph Speed 400 Motorcyc...	Below Average

Triumph SPEED 400 — All Years

Triumph SPEED 400 — NHTSA Complaints by Year

Best Years to Buy

Years to Avoid