🌧️ 1977 Chevrolet C20: Wiper Blade Sizes
Driver side
16″
Passenger side
16″
Attachment type: hook — most aftermarket blades include the adapter, but check the box.
📝 1973-1987 C/K series (Square body generation). 3/4-ton model uses 16" blades on both sides.
Part numbers on the shelf
Size-standard part numbers — verify the connector before buying.
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