This is the Team Orion Elite Stock Micro Motor for the HPI Micro RS4 car kit. FEATURES: Pre-installed wire leads with pre-installed Micro motor plug. Pre-installed Team Orion ecectric noise supressor plate. The 3 pre-installed SMD capacitors insure glitch free operation. INCLUDES: One Motor with pre-installed Micro plug. One 1.75"x1" Team Orion decal sheet. Shipped in a protective plastic motor tube. REQUIRES: Fits into the HPI Micro RS4 line of car kits. SPECS: Length: 1-3/4" including the 5/16" long shaft. Width: 3/4" Height: 9/16" COMMENTS: Team Orion suggests that this be used with the Team Orion 5Cell 1100mAh battery.