Replacement SET-RB63040011 Power Liftgate Lift Support - Set Left Right

These electric tailgate struts restore proper power-assisted operation of the rear hatch, enabling smooth, reliable opening and closing without manual effort.

Key Features:

• Complete Pair: Includes both the left (driver) side and right (passenger) side rear liftgate lift supports in a single set
• Power/Electric Operation: Engineered specifically for BMW X4 models equipped with the factory power liftgate system
• OEM-Equivalent Design: Built to match original equipment specifications for precise fit and function — no modifications required
• Electric Actuator Struts: 12V electric operation; installation length approximately 600 mm with a 139 mm stroke and 672 N force rating per strut
• Durable Construction: Quality materials deliver long-lasting performance and resistance to wear under frequent use
• Direct Bolt-On Replacement: Replaces OEM BMW part numbers 51247339431 (left) and 51247339432 (right)

OEM Reference Numbers: 51247339431, 51247339432

This lift support set is the correct solution for restoring a sagging, slow, or non-functional power rear hatch on the BMW X4 F26 platform (2015–2018). The plug-and-play design makes installation straightforward for both professionals and experienced DIYers.