These Tow Mirrors are designed to replace the factory mirrors and will install just as the originals do. They make perfect replacements with great upgrades that have good cost savings over the dealer parts..
Fitment: 2014 - 2018 Chevy Silverado 2014 - 2018 GMC Sierra Mirrors Can Be Extended Out Manually To Provide A Wider Angle Of Rear View. OE Fitment or Replacement for the Stock Unit Extends by Telescoping / Manual Folding Mirror Dual Glass Type : Includes Spotter Glass Mirror, Improve Visibility on Blind Spot During Daily or Towing Activities A Heavy Duty Truck Needs A Heavy Duty Mirror, It Will Dramatically Increase Both Your Vehicle's Appearance & Value POWER Operation Mirrors. Mirror Glass Size Is 12.5" (Length) x 7.5" (Width) HEAT & DEFROST Functions For All Winter Or Morning Needs Measurements : Extend Out Length 21" (From Mirror Base) / Fold In Length 17" (From Mirror Base) Passenger side only