Quote:
Originally Posted by FIRSTM
while I was at it, I changed out the 9 1 /2 year old battery, which is now very cheap compare 9 years ago, and they only have the 800 cca, instead of the 760cca, cost $130 for oem agm battery
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Looks like your replacement is physically longer. Are they different group sizes? Is the replacement the one recommended by BMW (the dealer), or just one option that may fit?
Realoem lists three AGM options (each from East Penn):
61212353811 (70AH)
61212353812 (92AH)
61212353813 (80AH)