This is the Traxxas Front Drive Belt for the Nitro 4-Tec and the Nitro 4-Tec Pro touring cars. FEATURES: Rubber construction, black in color 76 grooves (teeth) YOU WILL RECEIVE: One Front Drive Belt for the Traxxas Nitro 4-Tec and the Nitro 4-Tec Pro touring cars REQUIREMENTS: Installation onto the kit SPECIFICATIONS: Length: 4-3/8" (111mm) Width: 3-16" (4.5mm) EEW 4/21/03 ir/jxs &