AST 5100 Series Coilovers | 1997-2008 BMW E46 Z4 (ACC-B1106SD) Style:Street (OEM Top Mount Compatible) The reduction in body roll

The reduction in body roll enhances steering feedback and overall handling dynamics

2011-2016 BMW 550i xDrive Base

from daily commuting to track days

The design incorporates minimal bends for optimal flow and a clean

AST 5100 Series Coilovers | 1997-2008 BMW E46 Z4 (ACC-B1106SD) Style:Street (OEM Top Mount Compatible) The reduction in body rollAST 5100 Series Coilovers Fitment: 1997 2008 BMW E46 3 Series and BMW Z4 (Universal Fitment) Part #: ACU B1101SD Overview The AST 5100 Series Coilovers are a versatile suspension upgrade designed for enthusiasts seeking improved handling, ride quality, and customization. Compatible with 1997 2006 BMW E46 3 Series and 2002 2008 BMW Z4 models, these coilovers are ideal for both street driving and track use. Whether you want a balanced daily driver or a