MMR's Billet Rear Upper Shock Mount is designed for the Motorsports Enthusiast looking for the very best Suspension components. Our shock features a 7/16 bolt - the strongest and largest bolt on the market and designed for use with Coil Overs. The MMR shock mount allows any traditional style rear coil over shock to be used on the S550 when used with our Billet Lower Mount. 2 Adjustment positions allow you to dial in Ride height and Sag.
Not designed for Factory Style Rear Stud Mount Shocks.