It bolts on with basic hand tools

Keep power delivery reliable at the rear wheels of your Scorpion XXL with this factory-matched set

helping it withstand the impacts and torque loads seen in rock crawling and UTB-style driving

Case size (l/w/h): 2

it bolts directly to the truck for a quick installation — an eye-catching

PowerHobby Pro Series Rubber Sealed Bearing Kit FOR Traxxas Jato 3.3 (55077) Funco Pro Parts It bolts on with basicPowerHobby Pro Series Rubber Sealed Bearing Kit All the bearings in the Pro Series Kit are all ABEC 5 Rated and have a specially engineered lubricant to resist the heat and abuse caused by the additional torque and speed. Rubber sealed high quality steel chrome bearings designed for the R C racing enthusiast. Fits: Traxxas jato 3. 3 #55077 Includes: (4) 4x7x2. 5 (2) 5x8x2. 5 (12) 5x11x4 (5) 10x15x4