From the author's README on Thunderstore

Version verrouillée : tu joues avec, c'est tout.

Installation

Ajoute le mod KK. Crew OFFICIAL Jersey 2027 dans la liste des mods de ReSkate, coche-le et lance le jeu.

Flocage

Le flocage du dos n'est pas modifiable dans cette version. Pour le changer, utilise le zip MODIFIABLE, disponible sur l'Instagram officiel : @kkcrou.

Crédits

Mod créé par KK.

Install KK Crew OFFICIAL Jersey 2027

You need ReSkate and your own copy of skate. on Steam.

Open ReSkateLauncher.exe and go to MODS.
Search for KK Crew OFFICIAL Jersey 2027 and click install. The launcher also installs anything it depends on.
Press PLAY. In game, the MODS tab of the ReSkate menu (Insert) turns it on and off.

Or install it by hand: download the .zip and drop it on the launcher window, or unzip it into its own folder in Mods\ beside Skate.exe.

Maps show up in the ReSkate menu's level list. To join a server running a custom map, you need the same map installed. If the game won't load after installing, see known issues.

skatemods doesn't host or review this mod. The download comes straight from Thunderstore. Only install mods you trust, because scripts can run code.