What are the spring rate options for the ICON 2003 - 2019 4Runner coilover?
The 4Runner coilovers are built with an ICON standard production 650lb/in coil spring.
158504 - COIL SPRING 1300.0300.650 BLACK
ICON offers a heavier rate coil spring option that is a 700lb/in spring rate.
158508 - COIL SPRING 1400.0300.0700 BLACK
Contact ICON tech support for information on heavier rate coil springs for your application (951) 689-ICON.