Hero Motocorp — product old

Address:

Jaswant motors near bus stand jalandhar, Jalandhar, Punjab

On date 09/1/2020 i purchased hero splendor i smart bike from m/s jaswant motors jalandhar. No one informed me that this available bike model is of 2018. Company sold me same old bike at the current rate even there were huge discounts offered on bs-iv bikes. After selling my old bajaj bike, i supposed hero will serve me better but every day i feel cheated now by company. Just to get
Benefits of few thousands, your company fooled me by selling old model. Advice me what to do now or should i go for legal aids.