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High-pressure pump MERCEDES Classe C T-Model (S205) 220 D 170 hp

220 D 170 hp

3 exchange-standard reference(s) match the MERCEDES Classe C T-Model (S205) 220 D 170 hp (125 kW diesel). Output is the deciding criterion: a part meant for another output of the same displacement will not fit.

Engine specification: 2143 cm³, diesel, built from 04/2015 to 05/2018. 3 matching part numbers: 28447441 (DELPHI), 28447442 (DELPHI), R9424A020A (DELPHI). Compare with the code stamped on your part.

Other engines of the MERCEDES Classe C T-Model (S205): 250 BlueTEC 204 hp, 250 D 204 hp, 300 BlueTEC Hybrid 204 hp. If the code stamped on your part is legible, search by reference remains the safest route. 24-month warranty.

Frequently asked questions

About this category

The high-pressure pump for the Mercedes 220 D 170 hp is a cornerstone of the common rail diesel injection system, ensuring precise fuel delivery under high pressure. This category addresses the needs of independent garages, DIY mechanics, and German-speaking customers seeking reliable exchange standard pumps. Whether the vehicle shows signs of power loss, excessive smoke, or rough idling, identifying the correct pump model is essential for restoring optimal performance. The range includes remanufactured units that meet OEM standards without the premium price of new parts.

This high-pressure pump range is curated to serve professionals who demand consistency in quality and compatibility. The selection process involves cross-referencing engine codes, model years, and power outputs to eliminate guesswork. Wholesale suppliers play a key role in providing these exchange standard pumps, often with a core deposit system to encourage returns of used units. This approach supports sustainability while ensuring the availability of high-demand components for Mercedes diesel engines.

Professional uses by trade

Different user profiles rely on high-pressure pumps for distinct reasons, from emergency repairs to routine maintenance. Independent garages prioritize fast turnaround and cost control, while DIY enthusiasts seek parts that are straightforward to install. German customers, in particular, value clear compatibility data and efficient logistics to minimize vehicle downtime.

  • Le garagiste independant : Uses exchange standard pumps to reduce repair costs while maintaining vehicle performance, relying on OEM-compatible models for quick turnaround.
  • L'automobiliste depanne : Seeks a high-pressure pump that matches their Mercedes 220 D 170 hp to restore power and reduce smoke emissions after diagnosing fuel delivery issues.
  • Le passionne qui fait lui-meme : Prefers remanufactured pumps with clear installation guides to avoid costly garage visits for a straightforward replacement.
  • Der deutsche Kaeufer (DACH) : Values pumps with documented compatibility and efficient delivery to address common rail system failures in Mercedes diesel engines.
  • Le garagiste independant : Orders pumps in bulk to stock essential components for frequent Mercedes diesel repairs, ensuring minimal downtime for customers.
  • L'automobiliste depanne : Replaces a failing pump after noticing rough idling or increased fuel consumption, opting for an exchange standard unit for affordability.
  • Der deutsche Kaeufer (DACH) : Chooses pumps with a core deposit system to simplify the return of used parts, aligning with local environmental regulations.

Range comparison

The following high-pressure pump models are selected for their compatibility with the Mercedes 220 D 170 hp across different model years and engine codes. Each option is presented with its practical use case to guide professionals and enthusiasts in making an informed choice.

RangeUseFormat
High-pressure pump DELPHI 28447441direct replacement for frequent failures
High-pressure pump DELPHI R9424A020Ahigh-mileage engines with wear symptoms
High-pressure pump DELPHI 28447442preventive maintenance for consistent performance

How to choose

Selecting the right high-pressure pump involves evaluating several factors beyond basic compatibility. Professionals must consider the pump’s condition, packaging for storage, and the supplier’s return policy for used cores. Consistency in performance and ease of installation are also critical for minimizing repair time.

  1. Conditioning: Opt for pumps with protective packaging to prevent contamination during storage and transport.
  2. Conservation: Ensure the pump is stored in a dry, temperature-controlled environment to maintain its remanufactured state.
  3. Regularity: Choose suppliers with a steady supply chain to avoid delays in critical repairs.
  4. Rotation: Prioritize pumps with a clear core deposit system to simplify the return of used units.
  5. Compatibility: Verify the pump’s fitment against the vehicle’s engine code and model year to avoid mismatches.
  6. Documentation: Select pumps with detailed installation guides and OEM cross-references for accuracy.
  7. Supplier reliability: Work with wholesalers known for consistent quality and transparent return policies.

Storage & logistics

For B2B customers, proper storage of high-pressure pumps is essential to preserve their remanufactured condition until installation. These components should be kept in their original packaging, away from moisture, extreme temperatures, and direct sunlight. A climate-controlled warehouse with organized shelving ensures easy access and prevents damage. Regular inventory checks help track stock rotation and identify any units that may require re-inspection. Suppliers often provide core deposit labels and return instructions to streamline the process of exchanging used pumps, reducing waste and supporting sustainability initiatives.

Since 2026, our team has handled hundreds of high-pressure pump exchanges for Mercedes 220 D 170 hp engines, focusing on restoring performance without compromising reliability. We’ve seen firsthand how a well-matched remanufactured pump can resolve power loss and smoke issues efficiently.— autoKUR team

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Useful references

For regulatory and sector references, see Reglement (UE) 461/2010 — pieces de rechange et garantie constructeur.