A-pillar reinforcement welding areas on Smart ForFour 451 chassis; labeled callouts A through E show spot weld locations.

Diagram showing A-pillar reinforcement welding points marked A-E on smart 451 body structure

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See all Body & Interior figures for the Fortwo (450), 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.