I looked into this a while ago (I wanted to get a metric speedometer/odometer because I'm in Canada), and here's what I found out...

http://www.peachparts.com/shopforum/showthread.php?t=93088

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1989 250TD Wagon 5-speed, 160,000mi ::: Dark gray metallic / black cloth
1984 190D-2.2 5-speed, 287,000mi ::: Silver-blue metallic / black MB-tex ::: SOLD