🌧️ 2026 GMC Terrain: Wiper Blade Sizes
Driver side
24″
Passenger side
18″
Rear
11″
Attachment type: hook — most aftermarket blades include the adapter, but check the box.
📝 Specification based on current generation; verify when 2026 model released
Part numbers on the shelf
Size-standard part numbers — verify the connector before buying. Rear blades are model-specific: check the vehicle list on the package.
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