ABS for R-Class generation V251

The ABS hydraulic unit is the core pressure-control component of your Mercedes-Benz braking system. Working together with the ABS/ESP electronics, it rapidly modulates brake fluid pressure to each wheel during hard braking or low-grip driving, helping prevent wheel lock and supporting stability control and traction functions. On most Mercedes models, the unit is mounted in the engine bay, typically near the brake master cylinder and connected to several rigid brake lines and an electrical control plug.

This part operates under constant hydraulic pressure, heat cycles, vibration, road moisture, and contamination from old brake fluid. When the ABS hydraulic unit begins to fail, the symptoms are often very specific: the ABS, ESP, or traction control warning lights may stay on; the speedometer or cruise control may behave strangely on some models; the brake pedal may feel unusually hard or inconsistent during sudden stops; ABS may activate unexpectedly at low speed; or one or more wheels may brake unevenly in slippery conditions. Some drivers also notice that diagnostic communication with the ABS module is intermittent or impossible.

Choosing a genuine used OEM Mercedes-Benz ABS hydraulic unit is usually the smarter option than buying an aftermarket copy. Original factory parts offer the correct fit, proper brake line layout, and proven compatibility with the vehicle’s control systems, while costing far less than a new dealer-supplied unit. At imcar.com.ua, every part is matched by VIN/chassis number before shipping to ensure precise fitment, and each unit is carefully packaged for safe international delivery. Order with confidence today.