Smart Fortwo 451 side doors and emergency opening structure with crash reinforcement details and manual lock cylinder location.

Door structure diagram showing carrier module, diagonal strut, window frame, and crossmember; emergency lock cylinder on driver door.

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See all Body & Interior figures for the Fortwo (451), or browse the full figure library. Part numbers and callouts are community-sourced and cross-referenced against the manuals — confirm with your VIN before ordering.