Triumph has issued a stop-ride recall for every 2025 and 2026 TF450 off-road model sold in the United States and Canada. The US Consumer Product Safety Commission announced the recall on September 10, 2026, covering approximately 1,560 motorcycles in America and another 171 in Canada.
The problem traces to the engine rocker arm, which can seize or stick during operation. That friction can force the exhaust valves to stay open or snap entirely, causing a sudden loss of engine performance or a full stall mid-ride.
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