BILSTEIN has a legendary reputation for providing original equipment components to many of the world’s finest vehicle manufacturers. The BILSTEIN B4 Series provides the same OEM quality and ride stability for the aftermarket. BILSTEIN uses both monotube and twin-tube technology to give the best in OE replacement driving comfort at a great economical price.

Product Benefits:

• Constant damping characteristics under any load
• Consistent performance and handling give the vehicle a new car feel every time
• Proven BILSTEIN gas pressure technology
• High OEM quality standards

BILSTEIN B4 Air Suspension Modules

BILSTEIN engineers worked closely with Mercedes-Benz to develop a top-of-the-class suspension for their top-of-the-line models and the results are the air suspension system. The Mercedes-Benz S-Class (W220/C215) has this system to thank for its famed driving comfort and is also one of the world’s first series production vehicles to be equipped with active springs and dampers.

Product Benefits:

• High OEM quality standards
• Proven BILSTEIN gas pressure technology
• Responds to street and vehicle conditions in milliseconds for instant adaptivity
• Provides excellent comfort and perfect driving characteristics

Application:

• 1989-1989 BMW 525I BASE Standard Suspension
• 1989-1989 BMW 525I BASE Use with 1.125 inch dust cap. Stem 46mm X 14mm.
• 1993-1995 BMW 525I BASE Sedan Use with 1.125 inch dust cap. Stem 46mm X 14mm.
• 1989-1989 BMW 535I BASE Standard Suspension
• 1989-1989 BMW 535I BASE Use with 1.125 inch dust cap. Stem 46mm X 14mm.