This is the Complete Planetary Gear Differential With Steel Ring Gear for the Traxxas Bandit, Stampede and Rustler.FEATURES: Metal gear shafts Metal and plastic main differential YOU WILL RECEIVE: Main differential with steel ring gear Planetary gears and shafts Sun gears and shafts Silicone grease REQUIREMENTS: Installation on the vehicle COMMENTS: For main differential w/ steel ring - TRAC6380 Planet gear shafts - TRAC6382 Silicon grease _- TRAC6037 tlw 10/3/07 ir/jxs &