Febi Brake Disc

The Febi Bilstein 44121 is a brake disc set for the front axle, designed for specific Audi models. The set consists of two ventilated and internally cooled brake discs with a diameter of 319.8 mm, a thickness of 30 mm, and a minimum wear thickness of 28 mm for consistent braking performance. The central bore measures 68 mm, with 9 mounting holes on a bolt circle of 112 mm for precise fitting. Each disc weighs approximately 4.97 kg, contributing to balanced rotational mass. Manufactured according to original equipment specifications, the set offers reliable braking characteristics and heat dissipation. The design includes ventilation channels between the friction surfaces for improved cooling under demanding conditions. Compatibility includes Audi A4 (8E), A4 quattro (8E), and S4 quattro (8E) models, with a vehicle-specific check using identification tools essential before installation. Reference numbers for comparison are Audi 8E0 615 301 AE, Textar 92158305, and TRW DF6189S. The set is supplied as two complete brake discs with all necessary mounting parts according to manufacturer specifications and is ready for installation. Professional installation by qualified personnel is recommended for optimal braking performance and vehicle safety.