MERCEDES-BENZ GLA wiper blades rear and front

Attachment Mechanism for Mercedes GLA Wiper Blades

• Model years 2013–2022 (X156): Pinch tab.
• Model years 2020–present (H247): Top Lock, Slide Button.

This universal attachment method ensures compatibility with most aftermarket Mercedes GLA wiper blades without requiring additional adapters.

Additional technical specifications

• The mounting angle is precisely calculated at approximately 15° to ensure optimum pressure on the windscreen surface.
• The spring force of the wiper arm is 8–10 N, which is crucial when selecting heavier Mercedes GLA winter wiper blades that require additional pressure.
• For rear application, the system uses a secure connection with a length of 275 to 350 mm, depending on the body type.

Wiper Blade Dimensions for the Mercedes GLA – All Generations

Service Life and Replacement Intervals

• Mercedes GLA windscreen wiper blades typically maintain their performance for 8–12 months under normal driving conditions.
• However, intensive driving in urban conditions with frequent stops and traffic jams can reduce this period to 6–8 months.
• The rear wiper blade generally demonstrates greater durability, lasting approximately 12–18 months due to less frequent use.

Compatible Upgrades for Enhanced Performance

• Silicone-coated options like specialized performance blades remain flexible in extreme temperatures, making them ideal for diverse climate conditions.
• For rear applications, compatible models from other premium manufacturers offer identical mounting specifications.
• The Mercedes GLA accepts advanced aerodynamic, flat wiper blades including Bosch Aerotwin series (APX26) premium models.

Original Equipment vs. Alternative Options

• Original Mercedes GLA wiper blades provide guaranteed fitment and performance consistency across all operating conditions.
• Premium replacement brands, including Bosch (Aerotwin), Valeo, and Continental, offer comparable cleaning performance and durability while providing price advantages. They have the same technical specifications and mounting compatibility.

Replacement Warning Signs for Mercedes GLA Wiper Blades

• Performance degradation manifests through streaking, chattering, and vibrations caused by rubber deterioration or uneven contact pressure.
• Mechanical failures may include metal frame separation that can scratch the windscreen surface.
• Cold weather complications such as blade freezing and incomplete cleaning are particularly common with worn Mercedes GLA wiper blades, emphasizing the importance of timely replacement.

Consequences of Incorrect Sizing

• Installing Mercedes GLA windscreen wipers that are longer than specified in the technical specifications may cause them to come into contact with the window frames or body panels, reducing cleaning efficiency.
• Shorter blades create areas of limited visibility, compromising driving safety.

Sustainability and Cost-Effective Solutions

• Mercedes GLA owners can use windscreen wiper systems with replaceable rubber inserts, including compatible replacement kits.
• Metal windscreen wiper frames must be disposed of properly, and rubber components require separate disposal.

The AUTODOC online platform offers a wide selection of Mercedes GLA windscreen wiper blades. It also provides detailed installation instructions, technical specifications and compatibility information to ensure correct installation on all model variants.