Discover the high-quality used differential mechanism lock for Mercedes-Benz W212 E200, E260, E300, C180, C200, C260, and C300 models. This genuine OEM part offers durability, precise fitment, and significant cost savings. Perfect for direct bolt-on replacement, it's inspected for leaks, noise, and gear integrity. Upgrade your vehicle with this eco-friendly, plug-and-play solution today!