The NB was very close to the NA mechanically. Most changes were related to the vehicle systems, including electrical wiring, and a new generation of the Mazda B engine.
- 1998–2005 Mazda Roadster (convertible)
- 1998–2005 Mazda MX-5 (convertible)
- 1998–2005 Mazda Miata (convertible)
Read more about this topic: Mazda N Platform