Cheap Mercedes-Benz SLK Washer Pump

Yes, all SLK models came with a windscreen washer system, and that system is served by an electric washer pump — typically mounted on or near the washer fluid reservoir. Whether you need the front screen pump or the headlamp washer pump (fitted to some variants) is worth clarifying before you order. Let your breaker know which function has failed so they can supply the correct unit.

The SLK ran across two distinct generations in that period — the R170 (1996–2004) and the R171 (2004–2011) — so a 2004 car sits right on the boundary and could be either generation depending on exact build date. Washer pumps from the R170 and R171 are not guaranteed to interchange, as reservoir and pump mounting arrangements can differ between generations. Confirm the generation of the donor car with the breaker against your registration before buying.

Yes, generation is the key fitment factor here. The SLK came in three generations: R170 (1996–2004), R171 (2004–2011), and R172 (2011–2020). Pumps are generally interchangeable within a generation, but crossing from one generation to another — particularly R171 to R172 — risks differences in connector type, reservoir fitting, and pump design. Always give the breaker your registration so they can match the correct unit.

No — engine size and variant do not affect washer pump fitment on the SLK. The washer system is shared across the engine range within a generation, so an SLK 200 pump from the same generation will serve an SLK 350 without issue. Focus on matching the generation rather than the engine when sourcing from a breaker.

Some SLK variants — particularly higher-specification cars with Xenon headlamps — were fitted with a separate headlamp washer system, which uses its own pump or a secondary outlet from the main pump. If your car has headlamp washers and that function has failed, make sure the breaker knows, as a standard windscreen pump alone may not cover it. Confirm against your registration and the specific symptom with the breaker to get the right part.

The R171 received a facelift in 2008, but this was primarily cosmetic — the underlying washer reservoir and pump arrangement did not change significantly mid-generation. In most cases a pump from any R171 (2004–2011) should be compatible regardless of the facelift, but because minor production changes can occur, it is worth confirming with the breaker against both registrations to be sure.