Yamaha took the championship winning YZ450F and made it even better—more powerful, lighter, slimmer, with enhanced overall stability and more agility than ever! Because the best don’t …

Class-leading four-stroke performance wrapped in iconic heritage YZ style, the YZ450F 50th Anniversary Edition draws its inspiration from 1990s-era Yamaha two-stroke motocrossers to …

The Yamaha YZ450F is a four-stroke racing motocross bike built by Yamaha Motor Corporation. It was the successor to the previous YZ426F which was discontinued in 2003.

2021年1月22日 · Equipped with a 449cc, liquid-cooled, DOHC four-stroke engine, the Yamaha YZ450F is fast. To find how much power the YZ450F produces at the rear wheel, we tested it …

Featuring a reversed cylinder head layout, forged aluminium piston, titanium valves, lightened crank assembly and dry sump lubrication, the YZ450F's advanced DOHC four-stroke engine is …

Our 2025 test bike weighs in at 232 pounds without fuel, which positions it as the lightest Japanese 450 and only 3 pounds heavier than the Husqvarna FC450 we tested last month. …

2024年8月14日 · Model year 2025 brings a revised YZ450F into the fold. With key updates to an already-top-of-the-line suspension package, linkage changes, and durability refinements, …

2024年8月13日 · Back in 2023, Yamaha released possibly the best production 450cc motocross bike ever produced. Extremely powerful, agile, and ergonomically comfortable were traits …

Yamaha took the championship winning YZ450F and made it even better—more powerful, lighter, slimmer, with enhanced overall stability and more agility than ever! Because the best don’t …

2024年9月28日 · “The Yamaha YZ450F engine is amazing, and it’s both the highlight and lowlight of the bike,” test rider Casey Casper said. “If anyone thinks a 450cc machine might be too …