The TruGel MG9-4B1 distributed by Bike Master is a Sealed Gel motorcycle and small engine battery.
The MG9-4B1 battery comes with a 24 Mo. free replacement manufacturer warranty. It has 120 cold cranking amps (CCA) and its rated capacity is 9 amp hours (AH). This is a 12V battery. Some of the competing brands for this part number include: 12N9-4B-1,MB9U,UB9-B.
The original equipment (OE) battery found in many power sport vehicles that most closely relates to this one is the Yuasa YB9-B,12N9-4B-1.