RS-R Super Down Sus Springs for 2014-2015 Lexus IS250 AWD/RWD (GSE30/GSE31) stance-control-arms high tensile steel springs are

high tensile steel springs are made to the highest quality standards possible and with progressive springs (available on certain applications)

39 Kg/mm Spring Rate - Rear 3

Ride-Height Adjustable Yes Damping Adjustment 1-Way Front Spring Rates Progressive Rear Spring Rates Progressive Quantity Full Set (Front & Rear) Vehicle Fitment

Part Number 4N905R Part Name Swift Spec-R Lowering Springs Vehicle 2009-2020 Nissan 370Z Chassis Code Z34 Spring Rate - Front 10 Kg/mm Spring Rate - Rear 10

RS-R Super Down Sus Springs for 2014-2015 Lexus IS250 AWD/RWD (GSE30/GSE31) stance-control-arms high tensile steel springs areRS R Super Down Sus springs for the 2014 2015 Lexus IS250 (GSE30 GSE31) deliver an aggressive, tucked stance without giving up daily drivability. The progressive rate coils close up the fender gap, drop the center of gravity and tighten body roll through corners, while RS Rs vehicle specific rate tuning keeps the ride compliant on rough pavement. The Super Down Sus takes RS Rs progressive rate Down Sus platform and dials in a more aggressive drop for