Keystone GM1100872 Rear Bumper Cover Primed with Parking Aid Sensor Holes

The Keystone GM1100872 is an OEM-replacement rear bumper cover engineered for the 2011–2013 Buick Regal Base and CXL models (excluding the GS trim). Constructed from high-quality, impact-resistant plastic, this cover is molded to factory specifications to restore the rear fascia's original shape, contour, and structural fit.

Key Features:

• Primed finish — factory-primed surface is ready for sanding and painting to match your vehicle's color code
• Pre-molded parking aid sensor holes — accommodates the factory rear parking distance control sensors found on equipped Base and CXL trims
• OEM-style design — matches original factory contours for a seamless, no-modification installation
• Impact-resistant plastic construction — durable material that protects the vehicle's rear structure from minor impacts and road debris
• Direct bolt-on replacement — designed to align with all factory mounting points and adjacent body panels

Part Numbers & Cross-References:

• Partslink #: GM1100872
• OEM Part #: 20971893

This rear bumper cover is the correct choice for collision repair or cosmetic restoration on non-GS 2011–2013 Buick Regal sedans equipped with factory rear parking sensors. Professional preparation and painting are recommended prior to installation for a factory-quality finish.