51117413921 Retainer | Driver Side Bumper Clip for 2015-2017 BMW X3 F25

Enhanced 51117413921 Retainer for Optimal BMW X3 Front Bumper Performance

Precisely engineered for 2015-2017 BMW X3 models, this 51117413921 Retainer delivers critical structural reinforcement to the driver side front bumper assembly. Manufactured by Evan-Fischer to exacting specifications, this direct replacement component restores factory-grade alignment and impact absorption capabilities. The retainer's robust construction ensures proper bumper positioning while maintaining aerodynamic efficiency during highway driving. Unlike universal alternatives, this precision-molded part features factory-specific mounting points that eliminate installation modifications. The component undergoes rigorous quality control to verify dimensional accuracy within ±0.2mm tolerance across all attachment surfaces. Vehicle-specific engineering prevents common issues like fastener misalignment, bumper sagging, or premature fatigue failure. Backed by a comprehensive 1-year unlimited-mileage warranty and 30-day return policy, this retainer provides lasting reliability for both collision repairs and preventive maintenance applications. The optimized geometry distributes impact forces evenly across the chassis structure while reducing vibration transmission to the cabin area.

Comprehensive Vehicle Fitment Information

Designed exclusively for 2015-2017 BMW X3 F25 platform vehicles equipped with the X Line Package and without M Package configurations. Verified compatibility includes multiple engine variants: gasoline-powered xDrive35i (3.0L N55 6-cylinder), xDrive28i/sDrive28i (2.0L N20 4-cylinder), and diesel-powered xDrive28d models. This left-front driver side bumper retainer integrates seamlessly with factory bumper covers, energy absorbers, and reinforcement bars. Critical compatibility note: Requires vehicles manufactured between August 2014 and July 2017 with original retainer part numbers 51117413921 or 51117413922. Not engineered for post-LCI facelift models or vehicles equipped with M Sport aerodynamic packages. Always verify VIN-specific schematics before installation to ensure bracket compatibility and mounting point alignment.

Advanced Technical Specifications