Mercedes O-Ring Genuine Mercedes 0279979448

The Mercedes O-Ring Genuine Mercedes 0279979448 (manufacturer part number A0279979448) is an original equipment component, designed and manufactured by Genuine Mercedes for precise fitment and reliability. This genuine O-ring is specifically engineered for use on the steering rack housing lines in select Mercedes-Benz ML-Class models.

Verified applications include:

• ML320 (1998–2003, engine 3.2L V6 — 112.942, chassis 163.154)
• ML350 (2003–2005, engine 3.7L V6 — 112.970, chassis 163.157)
• ML430 (1999–2001, engine 4.3L V8 — 113.942, chassis 163.172)
• ML500 (2002–2005, engine 5.0L V8 — 113.965, chassis 163.175)
• ML55 AMG (2000–2003, engine 5.5L V8 — 113.981, chassis 163.174)

Each application requires four O-rings per vehicle, positioned on the steering rack housing. Trust only Genuine Mercedes parts for effective sealing and long-term performance.