AST Suspension Lowering Springs - BMW 6-Series (03/2004-12/2010) Select Engine/Chassis:645Ci / 650i / 635D Factory-style exhaust valve for bi-modal

Factory-style exhaust valve for bi-modal operation

The design emphasizes low wear on rotors and extended pad life

Crafted with durability and ease of use in mind

Designed for enthusiasts seeking improved ride quality and a sportier stance

Its precision-machined M10 bolt ensures a secure fit to your vehicle's sway bar and chassis

AST Suspension Lowering Springs - BMW 6-Series (03/2004-12/2010) Select Engine/Chassis:645Ci / 650i / 635D Factory-style exhaust valve for bi-modalThe AST Lowering Springs offer a solution to reduce your vehicles center of gravity while preserving the comfort youre accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially for each vehicle specific. Crafted from premium materials using the best Wafios coiling machines. Their progressive design strikes the perfect balance between