2007-2008 Cadillac Escalade Heated, With Signal, Flat, Driver Left Side Replacement Mirror Glass This glass measures 10 1/4 inches diagonally (Longest diagonal dimension from top corner to opposing bottom corner). This mirror has a heat grid, terminals, built-in turn signal and motor mount. This is a cost-effective alternative to the encased assembly. Exclusive Burco Authorized On-Line Distributor We are the only distributor able to give Burco Lifetime Guarantee Burco Trained Technical Support