ApplicationFor Inifiniti G35 Coupe RWD Only (will not fit X Model - AWD) 2003-2007 Compatible for Nissan 350Z Fairlady Z Z33 Roadster2002-2009Don\'t compatible for Infiniti G35 X SedanNote: No Top Mount Included，Modification Required If You Use OE Top MountSpecification- Quantity:2 front+2 rear shocksC- Spanner for adjustmentFront Bump stops and dust covers- Spring rate Front: 8kg/mm (448 lbs/in)- Spring rate Rear: 5kg/mm (280 lbs/in)- Adjustable height: Yes- Color: Golden- Warranty: one year warranty for any manufacturing defectFeature- Adjustable ride height.- Adjustable pre-load spring tension.- Most components are made from 6061 aluminum with T6 for increased hardness -- the advantages include excellent strength, and aluminum helps keep the weight down. - Hi Tensile performance spring - Under 600,000 times continuously test, the spring distortion is less than 0.04%. Plus, the special surface treatment is to improve the durability and performance.- All inserts come with fitted rubber boots to protect the damper and keep clean.- Improve your handling performance without sacrifice comfortable ride.- A fast and affordable way to easily upgrade your car\'s appearance.- Easy installation with right tools.- Ideal for any track, drift and fast road and can also be used for daily.Note- No instruction included; Professional installation & alignment suggested.- Please check our store for other auto parts you may be interested in.- Please feel free to contact us for whatever we can help.