Second Hand Mercedes-Benz GLB Airbag

The GLB is a single-generation model launched in 2019, so all UK examples from 2019 onwards share the same basic platform and interior architecture. There was a facelift introduced for the 2024 model year, which brought updates to trim, interior controls, and exterior styling. When searching for airbag parts, you'll want to know whether your car is a pre-facelift (2019–2023) or post-facelift (2024 on) example, as this can affect whether a part crosses that boundary. Always confirm the exact compatibility with the breaker against your registration.

Both the 2020 and 2023 GLB fall within the same pre-facelift generation (2019–2023), so the interior architecture is consistent across those years. This makes a like-for-like match more likely, but you'll also need to confirm the specific airbag location — for example, steering wheel, dashboard, seat-mounted, or curtain — as each is a distinct part. Because airbags are safety-critical and single-use after deployment, professional fitting by a qualified technician is strongly recommended. Confirm exact compatibility with the breaker against your registration before purchasing.

The 2024 facelift marks a genuine design boundary for the GLB, with changes to the interior that may affect airbag housings, mounting points, and SRS system integration. Because of this, we cannot state as fact that a pre-facelift (2019–2023) airbag will interchange with a post-facelift (2024 on) part. Route this question directly to the breaker and ask them to check against your full registration, as they can verify part numbers against the updated system. Airbags are safety-critical, so professional installation is essential regardless.

Trim level can matter for seat-mounted side airbags on the GLB, because seat upholstery and bolster design varies between trims such as Sport, AMG Line, and AMG Line Premium, and the airbag is integrated into the seat itself. For other airbag locations — such as the steering wheel, dashboard, or curtain airbags — trim level is generally less likely to be a differentiating factor, though you should still confirm this with the breaker. Always tell the breaker your exact trim level and let them check against your registration to avoid receiving a cosmetically mismatched or incompatible part. Professional fitting by a qualified technician is required for all airbag replacements.

Yes, side matters — nearside (NS, left/passenger) and offside (OS, right/driver) airbags are not interchangeable, whether you're looking at seat-mounted side airbags or curtain airbags. When requesting a quote from a breaker, always specify NS or OS clearly alongside the airbag location. Airbags are safety-critical single-use components, so fitting the wrong side would be dangerous and must be avoided. Ensure installation is carried out by a qualified professional who can also check the SRS system after fitting.

Airbags are safety-critical components and are single-use — once deployed, the unit must be replaced, and the entire SRS (Supplemental Restraint System) needs to be checked and reset. Fitting a used airbag yourself is strongly inadvisable; incorrect installation can cause non-deployment in a genuine accident or accidental deployment during fitting, both of which can be fatal. UK law does not prohibit DIY fitting, but the risk means a qualified technician with the appropriate diagnostic equipment should always carry out the work. The breaker can supply the part, but always budget for professional installation.