Engine 281 model 453 piston removal and installation with connecting rod, piston rings, and cylinder bore components exploded view.

Exploded diagram of piston assembly for Smart 453 engine showing connecting rod, rings, and related parts.

View full-size image ↗

See all Powertrain figures for the Fortwo / Forfour (453), 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.