The Mercedes C Class W205 Crankshaft 2.1 Diesel 651.921 65117 is a genuine replacement part made by Mercedes-Benz. This crankshaft is specifically designed for a 2.1 diesel engine and is suitable for models with the manufacturer part number 65117. It is a high-quality part made in the United Kingdom, ensuring reliable performance and durability for your vehicle. Additionally, the seller offers a 1-month warranty for added peace of mind. Perfect for those in need of a dependable crankshaft for their Mercedes C Class.