This CV joint is designed for the front axle, fitting both left and right sides of the vehicle. It features an external toothing of 42 on the wheel side and 27 on the transmission side. The joint diameter is 100mm, with a length of 89mm. The thread size is M16x1.5x72. The bellows are made of TPE (thermoplastic elastomer). This part is compatible with vehicles manufactured up to October 2011, August 2010, January 2013, December 2012, and September 2012, with VINs up to 8R_DA200000. It is also compatible with vehicles from December 2012, August 2008, and March 2009. The part is suitable for vehicles with PR numbers 1BA, 1BE, 1BL, 1BD, 1BV and is for vehicles without heavy-duty suspension. It is compatible with AUDI models including A4 Avant (8K5, B8), A6 Avant (4G5, 4GD, C7), Q5 (8RB), A4 Limousine (8K2, B8), A5 Sportback (8TA), A5 Coupe (8T3), A6 Limousine (4G2, 4GC, C7), A7 Sportback (4GA, 4GF), A8 (4H2, 4H8, 4HC, 4HL), A4 Allroad (8KH, B8), and A5 Cabrio (8F7). This part is also known by part numbers 8K0407305D, 8K0498099, 8K0498099D, 8K0498099DX, 8K0498099X, 8K0407305H. Transmission types supported include Manual Transmission, CVT automatic transmission (stepless), 6-Speed Manual Transmission, 7-Speed Dual-Clutch Transmission, Automatic Transmission, 6-Speed Automatic Transmission, and 7-Speed Automatic Transmission.