Gearbox Valve Body fit for Mercedes fit for Benz A-Klasse W169 B-Klasse W245 2004-2011 722.8 CVT Transmission Valve Body. Manufacturer Part Number: 722.8, R1693771501, R1693772001, R1693772101. DurableMaterial:This product is made of high-quality aluminum and alloy, which is firm and reliable. It helps deliver consistently smooth gear transitions, boosting your daily driving comfort and vehicle handling stability. As an important connection between your vehicle’s computer and the transmission hydraulic system, a well-functioning solenoid valve helps support proper transmission operation and reduce the risk of expensive transmission damage over time., Manufacturer: XFYESL