RS-R Sports-i Coilovers

2014–2015 Infiniti Q50 3.7L RWD

Part #: XLIN129M

Overview

The RS-R Sports-i Coilover system is engineered to elevate your driving experience by combining performance, comfort, and versatility. Designed specifically for the 2014-2015 Infiniti Q50 with a 3.7L RWD setup, these coilovers allow you to enjoy spirited weekend track days without compromising your daily driving comfort. Whether you're pushing your vehicle on the track or navigating city streets, the Sports-i coilovers deliver a balanced ride that adapts to your driving style.

With adjustable ride height and damping, you'll get increased control and cornering capabilities while maintaining a smooth, comfortable ride. This system is ideal for enthusiasts seeking enhanced handling, improved stance, and a more engaging driving experience—without sacrificing reliability or everyday usability.

Key Features

The RS-R Sports-i Coilovers are built with precision and durability in mind, incorporating advanced materials and engineering to optimize performance and longevity.

• Adjustable ride height: Front: +10mm to -85mm (+0.4 inch to -3.3 inch); Rear: -5mm to -105mm (-0.2 inch to -4.1 inch), allowing you to customize your vehicle’s stance for optimal handling and aesthetics.
• Spring rates: Front: 10.00 kg/mm; Rear: 5.00 kg/mm, tuned for a balanced blend of comfort and performance.
• High-quality construction: CNC-machined aluminum components and TIG-welded steel parts ensure durability and precise fitment.
• Dampers feature adjustable rebound and compression settings, enabling fine-tuning for different driving conditions.
• Designed for quick, bolt-on installation with no need for cutting or extensive modifications.
• Enhanced cornering speeds and reduced body roll, supporting aggressive driving and spirited cornering.
• Maintains factory-like comfort during daily commutes while providing the performance needed for track days.

Construction & Design

The RS-R Sports-i Coilovers feature a robust, lightweight aluminum upper mount and a precision-machined steel shock body, ensuring strength and resistance to corrosion. The coilovers utilize a monotube damper design, which provides consistent damping performance and heat dissipation during aggressive driving. The adjustable components are engineered with CAD software to ensure optimal alignment and handling characteristics, giving you confidence behind the wheel.

The coilover system's design emphasizes ease of installation and durability, with high-quality seals and corrosion-resistant finishes that withstand the rigors of daily driving and track use alike.

Installation & Fitment

The RS-R Sports-i Coilovers are a direct bolt-on upgrade for your 2014-2015 Infiniti Q50 3.7L RWD. No cutting, drilling, or complex modifications are required, making installation straightforward for experienced DIY enthusiasts or professional installers. The coilovers are designed to fit OEM mounting points and integrate seamlessly with your vehicle’s existing suspension components. For optimal performance, a professional alignment is recommended after installation.

What's Included

• Complete set of front and rear coilover shocks with adjustable damping and ride height
• All necessary hardware and mounting components
• Installation instructions

Ideal For

• Performance enthusiasts seeking improved handling and cornering capabilities
• Daily drivers who want a sporty stance without sacrificing comfort
• Track day participants looking for adjustable suspension for optimal performance
• Owners of 2014-2015 Infiniti Q50 3.7L RWD aiming to enhance vehicle aesthetics and driving dynamics