The 114 is the chassis number, which is the body type. The .011 notes which version of the 114 chassis, ie: 250. I believe the 12 means it's an automatic. The last 6 numbers are the car's serial number that only that exact car has. It's basicly a production number. Hope this helps.

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1999 MB SL500 (110,000 mi)
2004 Volvo V70 2.5T (220,000 mi)
2014 Tesla Model S 85 (136,000 mi)
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