Information: High quality chassis parts series products. Made of high-strength steel tubes for superior strength and durability. Stable performance, reliable quality and long service life. Uniform thickness, no gas bubbles, slag, cracks, breaks or incomplete fusion. Measured by specialized inspection tools after welding to ensure that the dimensions of the assembly hole, bushing insertion and installation are correct. Professional installer is highly recommended (instructions not included) Adjustment after installation is highly recommended Compatibility Chart: For BUICK LACROSSE 2013 – 2016 Fits for cars with 4-link rear suspension For BUICK REGAL 2013 – 2017 Fits for cars with 4-link rear suspension For CHEVROLET IMPALA 2014 – 2019 All models For CHEVROLET MALIBU 2013 – 2016 All models For CHEVROLET MALIBU LIMITED 2016 All models Package Contents: 1x Rear Upper Control Arm Assembly – Driver Side – K643108 1x Rear Upper Control Arm Assembly – Passenger Side – K643109 Discount awaits you in your shopping cart