All Terrain Motor & Controller Package for 2011 and newer 48 volt EZ GO TXT carts. Speeds up to 19 MPH (stock tire size). Up to 70% increase in torque. Includes High speed Admiral motor (MOT-B2), 500 Amp Alltrax controller (CON-XCT500TXT48) which includes fan assembly and universal mounting adapter, 3 Amp Diode (CON-004), Resistor precharge for 48V 400A solenoid (CON-035), and HD Solenoid (SOL-1022). Save money and take the guess work out of putting together the perfect package. Also recommend 4 gauge Battery Cable set (BAT-1027A) and mounting kit to mount Alltrax controller (CON-XCTUM-EZ). Great deal on a group of great products.