This Febi Bilstein Ball Joint ProKit is designed for the lower front axle. It offers OE Matching Quality and is a genuine OE spec replacement. The ball joint features an external thread size of M14 x 1.5 and a cone size of 20.2mm. It is suitable for the control arm and can be fitted on the front axle left and right, in the lower position. The product weighs 0.490 kg and comes with lock nuts. Please observe service information. This part is also known as a suspension ball joint, suspension arm ball joint, or ball joint in suspension arm. It is a replacement for OE numbers like Mercedes Benz PKW 116 333 09 27 and OEM numbers such as TRW JBJ164, Ruville 915111, Lemförder 31321 01, Meyle 016 010 0234, MOOG ME-BJ-0234, and Delphi TC519. It is compatible with Mercedes-Benz models including BM 123, S-Klasse (BM 116), S-Klasse (BM 126), and specifically for Stufenheck (W123), S-Klasse Limousine (W126), S-Klasse Coupe (C126), W123 Coupe (C123), S-Klasse Limousine (W116), and W123 T-modell (S123). The product is sold as 1 unit. Always check this product is correct for your vehicle before purchase.