***The product images shown are for illustration purposes only and may not be an exact representation of the product.*** The Ksport Kontrol Pro Coilovers provide the ultimate in suspension technology for your vehicle both on the street and at the track. Featuring 36 levels of damping adjustment, Kontrol Pro allows you to easily dial in your system for both handling and comfort. For those seeking a lowered stance as well as improved handling and response at a high value, the Ksport Kontrol Pro Coilover Kit is the perfect choice. Fitment Information Infiniti G37X V36 Coupe / Sedan AWD (2008, 2009, 2010, 2011, 2012, 2013) Excludes Convertible True Rear Coilover Specs & Features Spring Rates(kg/mm):  Front: 16 kg/mm Rear: 8.7 kg/mm 36 way adjustable dampers (soft to firm) Top Mount Type: Front: Aluminum Mount no camber adjustment Rear: Aluminum Mount no camber adjustment Includes a full set of 4. 36-way adjustable damping Collars and upper mounts made from 6061 aluminum with T6 for increased hardness Adjustable spring perch for height adjustment Adjustable lower mount allowing maximum suspension travel Pillowball top mount for increased steering feel Monotube High Pressure Design Reduces Oil Leakage Electroplated body for added protection from corrosion and rust Dust Boot to Protect Damper Seal Ksports most popular Street Coilover Product Description Ksport Kontrol Pro Fully Adjustable Coilover Kits provide the ultimate in suspension technology for your vehicle, both on the street or at the track. 36 levels of damping adjustment allow fine tuning of the damper to suit both handling and comfort needs. The damping adjustment alters compression and rebound simultaneously, for more effective and user-friendly setup changes. Redline360 is an authorized KSport dealer and sells only genuine and authentic KSport Suspension products. Ksport USA Suspension is an automotive parts manufacturer company headquartered in Mesa, Arizona. Since its founding in 2003, we have been dedicated to bringing affordable, durable and high-performing suspension, brake and air ride systems to the automotive market. Over the course of 18 years, our operations have sustained customers worldwide. Our accomplished performance history, built on the foundation of motorsports, persists as we expand our vast array of applications and carry out our mission to provide excellent customer service. Our team is comprised of passionate innovators with extensive skills and knowledge of the automotive industry. Whether road racing, drifting, or just enjoying their modified daily driver, Ksport team members are committed to discovering creative ways to improve our service and products. With an exceptional presence in various racing organizations and an impressive following, Ksport is determined to continue evolving. Whether you’ve been running Ksport for years or are just getting to know us, we would like to thank you for considering Ksport for your suspension needs. We look forward to serving you.