🌧️ 2021 BMW 540i: Wiper Blade Sizes
Driver side
24″
Passenger side
20″
Attachment type: push-button — most aftermarket blades include the adapter, but check the box.
📝 G30 generation sedan, no rear wiper. Uses BMW push-button style attachment
Part numbers on the shelf
Size-standard part numbers — verify the connector before buying.
As an Amazon Associate, OLP earns from qualifying purchases — how we link. This never changes the specs we publish.