I believe all US S500s and S600s do. A rare option on S420s and S320s. I imagine all US C140s have it. Some or all W140s [edit] with SLS [/edit] have 4-wheel SLS vs rear wheel only on US 500- and 560SELs.
Sixto
87 300D
Last edited by sixto; 07-25-2010 at 08:08 PM.
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