This coil spring is designed for the rear of vehicles. It is manufactured by KYB and has the part number RA7126. The spring has a length of 356 mm, an outer diameter of 104 mm, and a thickness/strength of 110.5 mm. Its weight is 1.5 kg. It is compatible with OEM part number AUDI 5Q0511121BA. This coil spring is suitable for various Audi A3 models from 2013 onwards, including those with 1.0 TFSI and 1.2 TFSI engines, specifically for vehicles without sports suspension. It is also compatible with SEAT LEON 5F8 models from 2013 to 2020, including the 2.0D engine variant. Please use the make model tool to ensure fitment with your vehicle. If you are unsure, please contact us.