<page_title> Mercedes-Benz first series automatic transmission </page_title> <section_title> W3B050 </section_title> <table> <cell> 450SEL 6.9 <col_header> Car model </col_header> </cell> <cell> 722.003 (Reinforced W3B050). <col_header> Notes </col_header> </cell> </table>
In the Mercedes-Benz first series automatic transmission, the reinforced W3B050 (722.003) is used in the W116 450 SEL 6.9.