• For bigger songs • Improves top speed • removes rotating • created specifically profiles of 14T gears • Matched for 46T bevel gear #354846 • Smoother procedure • Longer lifespan • Fits: XB8 & XB8E Bevel drive pinion gear - 14T – with longer gear ratio for larger tracks in which more top rate or less bottom energy on the cheap spinning is necessary. The bevel drive gear function especially designed profiles of 14T gears for a perfectly matched engagement for smoother operation, less drag and somewhat longer lifespan. Manufactured from premium HUDY Spring metal, accuracy machined on a particular gear device plus heat treated for optimum power, durability, minimal wear, and extra-long lifespan. Fits together simply with 354846