Bosch 3397014204 Windshield Wiper Blade Set - Front

Bosch Aerotwin OE Style Wiper Blade Set

Bosch 3397014204 is an OE Style Blade set built for clear, consistent windshield wiping on select Mercedes-Benz models. It uses a beam-style design with an attached spoiler and all-season EPDM rubber for dependable contact across changing weather conditions.

Compatible With Mercedes-Benz CLA250, CLA35 AMG, CLA45 AMG S, CLA45 AMG, A220, A250, A35 AMG, GLA250, and GLA45 AMG front applications listed below.

Key Features

• Beam-style Bosch Aerotwin wiper blade design
• OE Style Blade construction for factory-style fitment
• Attached spoiler / aerofoil for stable wiping performance
• All-season EPDM wiping edge material
• Black steel frame with quick connect hardware included
• Blade lengths: 23 in. and 18 in.
• Single wiping edge design
• Adapters included: No

Detailed Description

The Bosch Aerotwin wiper blade line focuses on OE-style replacement performance with a streamlined beam profile and integrated aerofoil. Part number 3397014204 is engineered for front windshield service on select Mercedes-Benz CLA, A-Class, and GLA models, including Mercedes-Benz CLA250 and Mercedes-Benz A220 applications. The beam design helps maintain even pressure across the glass, while the EPDM rubber wiping edge is suited for year-round use.

This Bosch 3397014204 wiper blade set is a direct-fit style solution for drivers looking to restore clear visibility on Mercedes-Benz front wiper applications without changing the original OE-style layout. It is also a practical match for Mercedes-Benz CLA35 AMG and GLA45 AMG front fitments where factory-style blade geometry is required.

What It Helps Solve

• Streaking across the windshield
• Chattering or skipping during operation
• Uneven wiping caused by worn blade edges
• Poor contact on curved windshield surfaces
• Reduced visibility in rain, sleet, or road spray

Installation Notes and Tips

Verify the vehicle’s front wiper configuration before installation and match the blade lengths to the listed application. This part includes quick connect hardware, and no adapters are included. Confirm the OE-style connection point on the vehicle before removing the old blades. For best results, clean the windshield glass before installing Bosch 3397014204 and inspect the wiper arms for wear or loss of tension.

Quality Assurance

Bosch is a recognized OE supplier and the Aerotwin line is built to OE-style standards for consistent fit and wiping performance. This part cross-references Bosch OE-style replacement applications for the same vehicle fitment.

• Fits 2022-2025 Mercedes-Benz CLA250, front
• Fits 2022-2025 Mercedes-Benz CLA35 AMG, front
• Fits 2024-2025 Mercedes-Benz CLA45 AMG S, front
• Fits 2022-2023 Mercedes-Benz CLA45 AMG, front
• Fits 2022 Mercedes-Benz A220, front
• Fits 2022 Mercedes-Benz A250, front
• Fits 2022 Mercedes-Benz A35 AMG, front
• Fits 2019-2021 Mercedes-Benz A220, front
• Fits 2019-2021 Mercedes-Benz A250, front
• Fits 2020-2021 Mercedes-Benz A35 AMG, front
• Fits 2016-2021 Mercedes-Benz CLA250, front
• Fits 2020-2021 Mercedes-Benz CLA35 AMG, front
• Fits 2016-2021 Mercedes-Benz CLA45 AMG, front
• Fits 2015-2020 Mercedes-Benz GLA250, front
• Fits 2016-2019 Mercedes-Benz GLA45 AMG, front