Poly-V belt tensioning procedure steps 6–16 with torque specifications and part numbers for smart fortwo engines 160 and 660.

Service procedure table for belt tensioning device removal, installation, and adjustment with callouts and torque values.

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See all Powertrain 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.