Ultra ReadyMount™ Front Driver Side Fully Loaded Twin-Tube Strut Assembly (G57135) by Gabriel®. Quantity: 1 per Pack. As a structural sub-system in the suspension/steering system of the vehicle, the strut module assembly requires the highest level of quality and performance to ensure vehicle safety and control. That’s why Gabriel goes the extra mile to give you more. This includes precision engineering, Component- and Unit-testing, and Fit- and Ride-testing every new design.