Maxpeedingrods' street coilovers are designed and developed for all motoring enthusiasts that want excellent handling without sacrificing comfort. This suspension system is ideal for daily driving and occasional, light track use. High quality components are adopted to ensure product durability and stability. Each application is fully test fitted and completely road tested to guarantee all our customers perfect performance and comfort expectations.

Features

Lower ride height between 1 and 3 inches, will not keep OE height
Independent Ride Height And Spring Tension Settings
High Rigidity 55CrSi Steel Cold-bent Coil Springs
Anodized Shock Body With Anti-Corrosion Coating
CNC Billet Aluminum Parts/Hardware
Full 1 Year Warranty From Date Of Purchase

Fitment

for Kia Optima 2011 2012 2013 2014 2015
Note: New sway bar link is required for SX trim

Specification

- Top mounts: pillow ball top mount front , standard rubber top mount rear
- Damping: No adjustable damper force.
- Front Spring Rate: 9kg/mm(504 lbs/in).
- Rear Spring Rate: 7.5kg/mm (420 lbs/in).
- Adjustable Height: Yes lowering 1" to 3".
- Shock type: Twin tube.
- Spring Preload: 7-10 mm.
- Color: gold.

Package included

1 x Set of Coilover Spring Kit (2 Front + 2 Rear)
1 x Pair of wrenches for height adjustment

★ 30-day Money Back & 12-Month Replacement Guarantee. Please feel free to contact us if there is any question.