2026 Triumph Bonneville Speedmaster, Custom Cruiser Attitude.  Pure Bonneville Soul. The 2026 Speedmaster keeps its iconic British style but gets way more practical for long rides thanks to a bigger fuel tank and a much comfier, wider seat. It s easier to handle than before with new lightweight wheels and a more natural handlebar position, plus it now packs smarter safety tech that helps you stay planted in the corners. Basically, it s the same gorgeous cruiser but friendlier on your back and even safer on the road.