Car Battery Terminals Sizes

Automotive batteries typically have one of three types of terminals.

Car battery terminals sizes.

In recent years the most common design was the sae post consisting of two lead posts in the shape of truncated cones positioned on the top of the battery with slightly different diameters to ensure correct electrical polarity. The most common battery terminal size is 10 mm ring size other sizes may come in 8 11 12 and 13mm. Mon fri 8am 6pm saturday 9am 12pm out of hours. Car battery size chart all all how tos car maintenance cars 101 car truck mods cleaning detailing car buying car technology lawn garden othermotive winterizing your toys classic cars off roading racing community history of cars road trips sponsorships.

I just replaced a battery on my 2010 hyundai sonata. The jis type is similar to the sae but smaller once again. I believe the new positive terminal is smaller than the old one because i tightened the clamp as much as possible and the clamp still slides on the. The bci codes assigned to each car battery based on the aforementioned measurements and factors were established by battery council international and they represent the battery s length width and height in inches and millimeters battery polarity which determines how the terminals connect to the correct connectors once the battery is.

They have 13mm for the terminal on bolt. Most car battery terminal sizes are in 11mm and 13mm for the battery posts. What are the different battery terminal sizes.