Bosch 3397118931 Windshield Wiper Blade Set - Front

Bosch OE Style Wiper Blade Set for GLK

The Bosch Aerotwin Wiper Blade set is an OE Style Blade solution for front windshield service on select Mercedes-Benz GLK models. Built with a beam-style design, EPDM wiping material, and an attached spoiler/aerofoil, it is engineered for consistent contact across the glass in everyday rain, road spray, and seasonal weather.

Key Features

• Bosch OE Style Blade line for factory-style fit and appearance
• Beam blade construction with one wiping edge for smooth, even pressure
• 21-inch and 17-inch blade lengths for the specified front application
• All-season wiper blade design with EPDM rubber material
• Attached spoiler/aerofoil for stable wiping performance at speed
• Black frame with steel frame material
• Quick connect hardware included; adapters are not included

Product Details

Part number 3397118931 is a Bosch Aerotwin Wiper Blade set from the OE Style Blade line, built for front use on select Mercedes-Benz GLK250 and GLK350 applications. This Bosch 3397118931 wiper blade set uses a beam profile and all-season EPDM wiping edge to maintain contact across the windshield, while the integrated spoiler helps keep the blade planted during highway driving and changing weather. For shoppers searching for Mercedes-Benz GLK350 front wiper blades or a Bosch 3397118931 replacement, this OE-style design matches the listed vehicle-specific fitment.

This part cross-references common OE-style replacement applications for the same vehicle fitment.

Used For

• Streaking or uneven wiping on the front windshield
• Chatter or skipping during rain
• Reduced visibility from worn rubber edges
• Seasonal performance loss from aging wiper blades
• Replacing front blades on Mercedes-Benz GLK250 and GLK350 models

Installation Notes and Tips

Verify the vehicle year and model before installation. This front Bosch 3397118931 application uses quick connect hardware, and adapters are not included. Confirm the existing arm connection style matches the vehicle-specific OE-style blade setup before fitting. For best results, clean the windshield glass before installing new blades and inspect the wiper arms for proper tension.

Quality Assurance

Bosch Aerotwin blades are built as OE-style replacement components for the listed Mercedes-Benz GLK applications. Confirm fitment for 2010-2013 Mercedes-Benz GLK350, 2013 Mercedes-Benz GLK250, and 2014 Mercedes-Benz GLK250 or GLK350 to 01/2014, front, before ordering.