General description This Heater Control Valve Repair Kit is designed specifically for Mercedes-Benz W140 and C140 models. It is a 100% brand new kit that replaces all rubber seals, O-rings, and diaphragms prone to failure in the heater control valve. This repair is simple and straightforward, making it an ideal solution for restoring the functionality of your heater control valve. Technical specifications Compatible Part Numbers: 0018301484, 0018300784, 1147412063 Color: Black Material: Rubber Package Contents: 9 x Rubber Rings, 2 x Bronze Plugs Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with Mercedes-Benz S-Class (W140) Compatible with Mercedes-Benz S-Class (C140)