I couldn't find the answer in the manual but I have a 2 gig in mine.  I was, however, not sucessful in using 1.8 gigs worth of topo maps with the GPS.

On 9/9/07, RichieFein@aol.com <RichieFein@aol.com> wrote:
Does anyone know what the largest capacity memory card will fit in a Garmin 60CSx unit? Thanks.    Richie     aka Notso


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