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AST lowering springs for 1998–2003 BMW Z3 drop ride height roughly 30mm front and rear while maintaining OEM‑like comfort. They function as direct replacements to lower the center of gravity and improve stance and handling without a jolting ride. Cold‑coiled on Wafios machines with progressive rates, these vehicle‑specific springs balance lowered appearance and driving stability and include a lifetime warranty against breakage.
AST 02/1998-01/2003 BMW Z3 Lowering Springs - 30mm/30mm
