What's the bmw e36 318i battery size?

The BMW E36 318i comes with a group 42 battery in it. This battery should have a cold crank amp rating of 495 CCA. This is the amount of amperage that the battery puts out at freezing temperatures to be able to rotate Your starter motor and start up the car. There are two main types of batteries on the market these days, lead acid and AGM. AGM is a newer technology that uses a gel and glass matts inside the battery compared to acid and lead plates. In general AGM batteries will last longer than lead acid options, and they do not need to be serviced by adding water to them. The only downside is an AGM battery is usually more costly than a lead acid.