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Features:2. The RC car pinion gear set is made of quality 7075 aluminum, durable and reusable, enjoy your happy RC racing time.3. Good machining made less roughness and noise than other pinion, making them roll smoothly.4. The speed depends on your gear ratio. We provide different teeth pinion gears to make you more choices in gear ratio.5. This pinion gear set is made of hardened steel, it will work with the steel spur gear. NOT work with plastic or aluminum spur gear. Firstly, you can begin with the minimum tooth. Then, upgrade to a bigger tooth, and check the motor temperatures regularly throughout the run. At last, you can control faster speed while avoiding potential risks.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.