Replace damaged or worn window components with this NEW OEM Front Quarter Glass Assembly with Seal – Left Hand (Part Number: 1108157-00-D) for Tesla Model X. This assembly includes the fixed triangular quarter glass and pre-installed weather seal, ensuring a perfect fit and factory-quality finish. Designed to maintain structural integrity, cabin insulation, and water resistance, it restores original performance while reducing wind noise and preserving the sleek side profile of the vehicle.