Metal 91T Spur Gear 48DP Spur Gear Differential Gear with 21T 19T 17T Pinions Gear Set for 1/10 Arrma SENTON/Granite/Big Rock/VORTEKS/Typhoon 4X4 550 RC Car Upgrade Parts Replace ARA311030
Compatible with:The spur gear set is suit for 1/10 Arrma senton 4X4 550 gear, Typhon 4X4 550 gear, Granite 4X4 550 gear (Notice: Not compatible with 1/10 Arrma 3S vehicle)
Eazy to use: Lightweight and compact design, easy to install and disassemble, perfect upgrade Replace ARA311030, and provide convenient performance.
Excellent performance: Wide, thick gear teeth and deeper gear grooves withstand greater force and make your RC car more stable and faster, adn it has good mechanical processing.
Free Style:The speed depends on your gear ratio. We provide three different teeth pinion gear (17T 19T 21T) to make you more choice in gear ratio.
What You Get: 1× 91T spur gear, 1×17T pinions, 1×19T pinions, 1×21T pinions, 3 × grub screws.