Features 1、Long Lasting: Pinion gear sets are made of plastic and steel material, rust proof, wear proof, durable, stable and reliable, and has a long service life. 2、Function: Effectively improve the performance of the RC car, and reduce the probability of gear false position and tooth sweep, and the gear meshing reduces the inclination of the transmission system. 3、Powerful And Stable: Pinion gear sets are lightweight, does not increase the burden of the RC car. A more efficient power transmission system provides a smoother driving experience and increases the driving force of the RC car. 4、Great Replacement: Reasonable design, easy installation and disassembly, to directly replace the original or damaged parts for higher strength. 5、Product Include: 1pc 30T gear, 2pcs 24T gear, 3pcs 12T gear, 1pc shaft. Suitable for ZD Racing 1/16 for S16 Ex16 16426 2011 RC flat sports car. Item Type: Pinion Gear Sets Product Type: RC Accessories Material: Plastic, Steel Weight: Approx. 16g / 0.6oz Tooth Number: 38T, 24T, 12T Suitable: For ZD Racing 1/16 For S16 Ex16 16426 2011 RC Flat Sports Car Package List 1 x 38T Gear 2 x 24T Gear 3 x 12T Gear 1 x Shaft