Team Losi Racing 48P HDS Kevlar Spur Gears are available in a range of tooth counts, allowing you to fine tune your model’s gear ratio for your preferred setup and driving style. These durable HDS spur gears can also be used as an optional upgrade for first generation 22, 22T, and 22SCT vehicles. When used with these first generation models, TLR232007 slipper pads are required.