It's been around two weeks since I bought Trek Marlin 4, 2021 and I freakin' love it. I'd like to change transmission (from 3-7 to 1-12 or 14), so what components will
BICI TREK MARLIN 4 29'' TG.M MATTE BLACK | Roadhouse Motorcycle Palagiano (Taranto)
Prodotto: 3155255507 - TREK MTB 29" MARLIN 4 GRIGIO/ROSSO 21 VELOCITA' FRENI A DISCO MECCANICI TG. M - TREK ( - Biciclette); 3155255507