Odyssey batteries are a type of AGM battery (NOT dry cell as some believe), that eliminate the need to alloy the lead plates with calcium or antimony to increase their stiffness. Instead, the plates are wound into a cylindrical bandage structure which results in strength without the need for stiffening.ROB said:Is there something special about them? I got a new gel battery for my '01 RS last year at my local dealer (Carolina BMW), but I couldn't tell you the brand.
There is another battery thread going right now about this. One poster said this is a place to get the one you're after: