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Mercedes-Benz A-Class Central Locking Motor Replacement Parts

Need a used Mercedes-Benz A-Class central locking motor? Request a free quote from UK vehicle dismantlers and compare offers direct.

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What to check when buying a used Mercedes-Benz A-Class central locking motor

A used central locking motor that fits one vehicle won't always fit another - even within the same model range. These questions help breakers match stock to your exact vehicle before they quote:

Other used Mercedes-Benz A-Class parts

Used central locking motor for other Mercedes-Benz models

Fitment questions

Will a central locking motor from an older Mercedes A-Class fit my newer one?

The Mercedes A-Class has gone through three distinct generations — the W168 (1997–2004), the W169 (2004–2012), and the W176 (2012–2018), with a fourth generation W177 arriving in 2018 — and central locking motors are generally not interchangeable across these generations due to significant changes in door architecture and locking mechanisms. Within the same generation, fitment is much more likely, but confirm the exact part number with the breaker against your registration to be sure.

Does a W176 A-Class central locking motor fit a W177 A-Class?

The W176 (2012–2018) and the W177 (2018–present) are separate generations with different door designs, so a central locking motor from the W176 is very unlikely to cross the generation boundary into the W177. Confirm with the breaker against your registration before purchasing, as even superficially similar parts can differ in connector type and mounting.

Does the trim level affect which central locking motor I need — does it matter if my A-Class is SE, Sport, or AMG Line?

Trim level — whether SE, Sport, AMG Line, or any other — does not affect which central locking motor you need, as the door locking mechanism is the same across trims within the same generation. You may find minor cosmetic differences in surrounding door furniture on higher trims, but the motor itself is a mechanical fit based on generation and door position (NS or OS, front or rear), not trim.

Is the central locking motor the same for the front and rear doors on a Mercedes A-Class?

Front and rear door central locking motors are often different parts with different actuator sizes and mounting points, so you need to specify whether you need the nearside or offside, and front or rear, when contacting a breaker. Make sure to confirm this against your registration to get the correct unit.

Will a central locking motor from a W169 A-Class facelift (2008 onwards) fit a pre-facelift W169?

The W169 received a facelift around 2008 but the fundamental door structure and locking system remained consistent across the generation (2004–2012), making it likely that central locking motors interchange between pre- and post-facelift W169 models. That said, confirm the part number with the breaker against your registration before buying, as minor running changes can affect connector or bracket design.

Can I use a central locking motor from a Mercedes B-Class on my A-Class?

The B-Class (W245 or W246) shares its platform with the corresponding A-Class generations, and central locking motors may cross over in some cases, but door geometry and actuator mounting can differ enough to prevent a straight swap. This is worth raising directly with the breaker, quoting both registrations, as they will be able to check part numbers and confirm compatibility before you commit.