The XS Power D4700, D4800, and D4900 are direct fit, OEM replacements for most European models. XS Power added these three models to the D Series lineup for starting and secondary power demands. By adding these three popular battery sizes to our line, XS Power has greatly expanded their direct replacement options to include many of today's most popular customized vehicles. The D4700, D4800, and D4900 are direct fit replacement batteries for many Aston Martin, Audi, BMW, Mercedes-Bens, GM, Jaguar, and other model vehicles. The D4700 is a BCI Group 47 battery commonly referred to as the L2, which is a small size battery that fits many small sedans. It's capable of 2,900 Max Amps, and BCI rated at 745 CA. The D4800 is a BCI Group 48 battery known as the L3, which is common for mid-size sedans and SUV's. It is designed to produce over 3,000 Max Amps and is BCI rated at 815 CA. The D4900 is a BCI Group 49 battery referred to as the L5 that is direct fit for many larger luxury sedans and SUV's with excessive electronic systems. This battery is capable of 4,000 Max Amps and is BCI rated at 1075 CA.