Reverse gear power flow diagram showing fixed gear (16), sliding gear (17), reverse gear (18), main shaft (4), and differential (5) engagement.

Transmission cross-section with colored power flow paths and numbered gear components for reverse operation.

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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.