Kit Includes: 2X Front Disc Brake Rotors - R-55174 Specifications Rotor Size: 321Mm 5-Lug Front Position Vented Or Solid: Vented Fitment: **12.64 Inch (321Mm) Front Rotor, Please Measure Yours** Replacement For 2010 Buick Allure Replacement For 2010-2011 Buick Lacrosse Replacement For 2012-2016 Buick Lacrosse (321Mm Front Rotor; Vented Rear Rotors) Replacement For 2011-2017 Buick Regal (321Mm Front Rotor; Vented Rear Rotors) Replacement For 2010-2015 Chevrolet Camaro (3.6L, Ls , Lt) Replacement For 2010-2017 Chevrolet Equinox Replacement For 2014-2020 Chevrolet Impala (New Body Style; Eco, Ls, Lt, Ltz Models) Replacement For 2013-2015 Chevrolet Malibu (321Mm Front Rotor) Replacement For 2010-2017 Gmc Terrain Replacement For 2010-2011 Saab 9--5 (321Mm Front Disc) Introduction: Detroit Axle Brake Rotors Are Manufactured To Exceed Original Equipment Standards And Provide A Better Riding Vehicle. We Are A Leading Supplier Of Ride Control Products To Oe Vehicle Manufacturers Nationwide, That Expertise Translates To Detroit Axles Oe-Quality Aftermarket.&Nbsp;&Nbsp;With Over 30 Years Of Experience, We Are Proud That Millions Of Customers Around The World Rely On Detroit Axle Parts. We Have Two Metro Detroit Storefront Locations On The North And West Sides Of The City. Our Flagship Location, In The Heart Of Detroits 8 Mile Road, Is A Combined Retail Storefront And Over 180,000 Square Feet Of The Warehouse That Serves As Our Global Distribution Center.