This is the stock replacement 55 tooth Spur Gear for the Team Associated RC18T RTR racing truck (ASCC2010). FEATURES: Composite nylon construction Molded in drive cup YOU WILL RECEIVE: One 48 pitch, 55 tooth spur gear REQUIREMENTS: Installation following kit manual COMMENTS: A 60 tooth gear is also available (ASCC0035) kpm12/07/2004 ir/jxs &