When the Persona MC1 was released in 2019, quite a few improvements ended up created by the Proton workforce, especially when it arrived for the CVT transmission components itself. [8] Proton has also improved how the entrance and rear doorways open and shut, to increase tactile or perceived good quality. https://cvt-proton21852.spintheblog.com/34572071/cvt-proton-fundamentals-explained