Product: Parking / Hand Brake (Feststellbremse) — OE No. 2044270020 Key benefits Safety backup: Acts as the final line of defense if the service (foot) brake fails, helping to prevent uncontrolled movement. Emergency braking support: Designed to operate together with the service brake during emergency stops to improve vehicle control and safety. Direct fit for specified Mercedes-Benz models: Ensures correct installation and reliable performance when replacing the original unit. What it does Provides secure vehicle hold when parked and supports the hydraulic braking system during emergency braking situations. Restores proper parking brake function and engagement to OE standards. Compatibility OE Number: 2044270020 Fits the following Mercedes-Benz models: W204 C‑Class 2007–2014 X204 GLK‑Class 2007–2014 W207 E‑Class 2007–2014 W212 E‑Class 2007–2014 W218 CLS‑Class 2012–2017 Suitable for both left-hand drive (LHD) and right-hand drive (RHD) vehicles. Key attributes Function: Parking/hand brake with emergency support capability that works in conjunction with the vehicle’s service brake. Fitment: OE-matched design for the listed Mercedes-Benz chassis and model years for straightforward replacement. Durability and performance: Manufactured to meet OE specifications for consistent engagement, reliable holding force, and long service life. Installation: Direct replacement part intended to integrate with the original mounting points and linkages on the listed models. Practical use scenarios Emergency safety: While driving, if the service brake suffers a failure, the parking brake can be applied to help slow and stop the vehicle safely. Maintenance replacement: Replace a worn or failed parking brake unit during routine brake service or after diagnostic confirmation of parking brake issues to restore original function. Parking on inclines: Use as the primary parking lock when leaving the vehicle on steep slopes to ensure secure holding and prevent rollaway. Why choose this part Exact OE reference (2044270020) for straightforward identification and fitment. Designed to work with factory braking systems on the specified Mercedes-Benz models. Usable on both LHD and RHD vehicles, simplifying selection for a wide range of vehicles. Notes for buyers Confirm the OE number and vehicle model/year match before purchase. Professional installation recommended to ensure correct integration with the vehicle’s brake and parking systems.