BMW 5 Series E39, 520 to 530 Touring (1996 - 2004)Front Lower Tie Bar To Chassis BushPFF5-510 is fitted on all petrol and diesel models except 535 to 540 and M5 which use PFF5-501. - Bush fits arms with a 59mm bore hole. - BMW Ref 31129068753 Bush Size: OEM Part Numbers: 31129068753 Quantity: 2 Bush(es) / Required per Car = 2 Bush(es)Road Series Part Number = PFF5-510Black Series Part Number = PFF5-510BLKRoad EAN Reference Number: 5055676502223, Black EAN Reference Number: 5055676502230Diagram Reference = 1NOTES:-See above pictures and car diagrams as applicable.Road Series - For Road and fast Road use. Improve your cars’ road holding and chassis performance by controlling the amount of unwanted flex in the suspension. They offer Prolonged tyre life, Improved performance, Increased safety, Greater cost-effectiveness.Black Series- For Track and Motorsport use. Manufactured using Black 95 Shore A compound to provide maximum control of chassis geometry. They are designed for the Track, ready to Race and are engineered to be the best.Fitting Instructions: Road Series N/A - Black Series N/A