Club Car IQ/5K-0 Performance All Terrain Package. For Club Car IQ (Including Precednet 2004+) and 5K-0 Throttle carts. Speeds up to 20 MPH (IQ). Up to 60% torque increase. Includes High torque Admiral 12.3 Peak HP motor (MOT-A4), 500 Amp Alltrax controller (CON-XCT500IQ), 3 Amp Diode (CON-004), Resistor precharge for 48V 400A solenoid (CON-035), and HD 400 amp Solenoid (SOL-1022). Save money and take the guess work out of putting together the pefect package. Also recommend 4 gauge Battery Cable set (BAT-1019 NOT INCLUDED) and mounting plate to mount HD solenoid to Alltrax controller (CON-XCTUM NOT INCLUDED). Great deal on a group of great products.