Rein CHS0777 Engine Coolant Hose Flange Kit

Engine Coolant Hose Flange Kit Overview

Rein CHS0777 is a standard replacement engine coolant hose flange kit built for direct fitment and routine cooling system service. It is made for inlet applications and uses premium material components to address a common coolant leak point.

Fits 2014-2017 Freightliner Sprinter 2500, inlet. Fits 2014-2017 Freightliner Sprinter 3500, inlet. Fits 2016-2017 Mercedes-Benz GLE300d, inlet. Fits 2014-2017 Mercedes-Benz Sprinter 2500, inlet. Fits 2014-2017 Mercedes-Benz Sprinter 3500, inlet. Fits 2014-2016 Mercedes-Benz E250, inlet. Fits 2013-2015 Mercedes-Benz GLK250, inlet. Fits 2015 Mercedes-Benz ML250, inlet.

Key Features

• Direct-fitting coolant flange replacement kit for service-ready installation.
• Standard replacement construction for common cooling system repairs.
• Black finish with premium material components.
• Includes mounting hardware for the flange assembly.
• Rein CHS0777 is built for inlet-side coolant hose flange applications.

Detailed Description

Rein CHS0777 coolant flange replacement kit addresses a frequent failure point in plastic cooling system components, where repeated heat cycling can cause deformation and coolant leakage. This kit is intended for vehicles that use an inlet coolant flange and is a practical choice when servicing Mercedes-Benz Sprinter, E250, GLK250, ML250, and GLE300d applications, as well as Freightliner Sprinter models. The CHS0777 part number is associated with a direct-fit replacement approach that helps restore proper sealing at the coolant connection.

This part cross-references Mercedes-Benz OE numbers 6512000456 and 6512001056 for the same application.

Common Repair Symptoms

• Coolant seepage at the flange connection.
• Cracked or warped plastic coolant flange.
• Loss of sealing at the inlet hose interface.
• Cooling system service due to heat-related component wear.

Installation Notes and Tips

Confirm inlet-side fitment before installation and inspect the surrounding hose and sealing surfaces for wear. Rein recommends OE or Pentosin Pentofrost series coolants for this repair. Use the CHS0777 part number to verify the correct coolant flange replacement kit for your application.

Quality Assurance

Rein OE Quality coolant flange replacement kits are built as direct-fitting replacement components for cooling system repair. CHS0777 follows a standard replacement format and is intended to address a known leak-prone area with service-focused parts.