The episode number for Luffy's Gear 4 transformation varies depending on the region and language of the anime. Here are a few:
Gear 4 is a powerful transformation that Luffy achieves after eating the Gum-Gum Fruit and using his Busoshoku Haki (Conqueror's Haki). When Luffy activates Gear 4, his body inflates like a balloon, and his muscles grow significantly, giving him a massive boost in strength and speed. luffy gear 4 episode number
The episode is titled "Fourth Gear! The Phenomenal Boundman!" and it originally aired in 2016 during the climax of the Dressrosa Arc. In terms of the manga, this legendary moment occurs in Chapter 784. The episode number for Luffy's Gear 4 transformation