Brand ?KAX Position Rear Fitment 2014-2019 Corolla Quantity 2Pcs Fitment: Replacement for Corolla 2014 2015 2016 2017 2018 2019. OE Number: 172991L 172991R. Shorten Braking Distance: A new struts assembly helps maximize tire-to-road contact and distributes body weight evenly to each tire, which can shorten braking distances due to strut wear Bounce Reduction: Damping rods reduce body vibration and bounce by generating resistance through the flow of fluid to absorb or slow down the direct impact of energy Improve Vehicle Handling: KAX strut provides structural support to the vehicle suspension, helping to restore body height to prevent grounding. It will improve driving maneuverability by 50% Prevent Roll and Sideslip: Replacing the worn struts improves roll and skid when turning and enhances cab capacity, providing you with a smoother ride Some tips before installation: . In order to ensure the consistency of the shock absorber, it is best to choose the shock absorber to be replaced in pairs. . The bearing on the top of the shock absorber should be lubricated (grease), and the waterproof dust cover must be put in place to ensure that it is not damaged. . It is particularly difficult to remove the end nut of the telescopic tappet of the shock absorber (the spring must be fastened with an iron wire), and it is easier to install. . When installing the ball head (suspender) of the balance bar, press down with an iron rod to install it smoothly. Restore Ride Height The new spring strut needs to adapt to the weight of the car. The car drive for a period of time, it will stabilize to the most suitable height. Safe vehicle controllability Effectively solve corners inclination, high-speed instability, and sudden braking, more stable and safer! Suitable for Bad Road Conditions In various harsh road conditions such as Snowfield, desert, winding mountain and mud road, can improving ride comfort and good handling performance. Top Quality Material Selection of excellent steel, prolong service life, anti-fracture and corrosion resistance.