Second Hand Mercedes-Benz SLK Headrest

Yes, generation matters significantly for headrest fitment on the SLK. The SLK ran across three generations: R170 (1996–2004), R171 (2004–2011), and R172 (2011–2020), and the seat designs differ between them, so a headrest from one generation is very unlikely to fit another. Stick to sourcing within the same generation as your car, and confirm the exact match with the breaker against your registration.

The R171 received a facelift in 2008, and while the overall seat architecture within the R171 generation is broadly consistent, trim-level seat variations can exist between model years. A headrest from within the R171 family (2004–2011) is more likely to interchange than one from a different generation, but whether a pre-2008 unit fits a post-2008 car is worth confirming directly with the breaker against your registration.

Yes, trim level can affect headrest fitment on the SLK because different trim specifications (such as SLK 200 Kompressor SE versus Sport, or AMG Line on the R172) can feature different seat styles, shapes, or upholstery fixings. Cosmetic differences in material or stitching are also common between trim levels, so even if the mechanical fixing is compatible, the finish may not match your interior. Always tell the breaker your trim level as well as your registration so they can check the correct seat specification.

For most SLK headrests the left (NS) and right (OS) front headrests are identical and interchangeable, as they are typically symmetrical items that simply slot into the seat. However, if your car has a sport seat or a seat with an integrated headrest shape that differs by side, this may not hold true. Check with the breaker to be sure, especially if you are replacing just one side.

No, engine size has no effect on headrest fitment – the seats are determined by generation and trim level, not by whether your SLK is a 200, 250, 300, or 55 AMG. This means you have a wider pool of donor cars to source from, which is useful when buying from a breaker. Just make sure the generation and trim specification match your car.

Headrests are one of the simpler parts to swap – in most cases they pull straight out of the seat guides and the replacement drops in without any tools. Unlike safety-critical items such as airbags or seat belt pretensioners, there are no special safety concerns with a standard headrest swap. That said, if your SLK has seats with integrated airbag systems within the headrest itself, confirm with the breaker whether that applies to your specific seat before proceeding.