H&R Sport Spring Kit | BMW Z4 (03-08) (50421) YMM_1997_2003_Toyota_Sienna_I_XL10 Precision-wound coils using Wafios machinery

Precision-wound coils using Wafios machinery for uniformity and quality control

Optimized for vehicle stability and improved center of gravity for better control

The shock body is constructed from high-strength steel with a corrosion-resistant coating

The high-friction compound is formulated to provide a predictable and linear brake feel

The H&R 27mm Front / 21mm Rear Sway Bar Kit is designed to improve your vehicle’s handling dynamics by reducing body roll and enhancing cornering stability

H&R Sport Spring Kit | BMW Z4 (03-08) (50421) YMM_1997_2003_Toyota_Sienna_I_XL10 Precision-wound coils using Wafios machineryH&R Sport Spring Kit BMW Z4 (03 08) Fitment Part #: 50421 Overview The H&R Sport Spring Kit is designed to enhance the handling and aesthetics of your BMW Z4 from 2003 to 2008. This suspension upgrade lowers the vehicle's center of gravity, improving cornering stability and overall ride quality. Crafted for enthusiasts seeking a sportier stance and improved responsiveness, these springs provide a balanced combination of performance and comfort.