Yamaha FZR 400 – 4DX Service Guide: Oil Level & Tire Specs

While most 400cc motorcycles of the early 90s were designed as entry-level commuters, the Yamaha FZR 400 – 4DX was a radical outlier. It is…

While most 400cc motorcycles of the early 90s were designed as entry-level commuters, the Yamaha FZR 400 – 4DX was a radical outlier. It is…