KYB Strut-Plus Coilover

2005–2010 Chrysler 300 / 2006–2010 Dodge Charger / 2005–2008 Dodge Magnum

SR4088

Overview:

The KYB Strut-Plus Coilover SR4088 is a premium front left strut assembly designed specifically for Chrysler 300 (2005–2010), Dodge Charger (2006–2010), and Dodge Magnum (2005–2008) models. This complete coilover solution restores your vehicle’s original ride height, handling, and control, delivering a driving experience that matches factory specifications. Ideal for owners seeking to replace worn or damaged struts with a high-quality, direct-fit component, the Strut-Plus Coilover ensures your suspension performs as intended by the manufacturer.

Unlike generic replacements, KYB’s Strut-Plus assemblies are engineered with precision for each vehicle application, providing superior stability, improved steering response, and enhanced ride comfort. Whether you’re restoring an older vehicle or maintaining daily driver performance, this strut assembly offers reliable, long-lasting performance.

Key Features:

The KYB Strut-Plus Coilover SR4088 combines advanced engineering and durable materials to deliver exceptional suspension performance. Key features include:

• Corner-Specific Design: Each strut is tailored with a unique part number to fit the front left position, ensuring precise handling and control.
• In-House Assembled Damping Valves: Hand-assembled valves replicate original damping characteristics for factory-level ride quality and stability.
• High-Carbon Steel Coil Springs: Heat-treated, stress-relieved, and cycle-tested springs provide durability and consistent performance.
• Thick Strut Body and Brackets: Robust construction minimizes flex and metal fatigue, maintaining proper wheel alignment over time.
• OE-Specific Coil Spring Design: Springs match original wind direction and spring seat pitch to reduce wear on suspension components.
• Pre-Assembled Unit: Comes complete with spring, top mount, and insulators for quick and easy installation.
• Restores Correct Ride Height: Maintains proper vehicle stance critical for safety systems and headlight alignment.

Construction & Design:

The KYB Strut-Plus Coilover is engineered with durability and precision in mind. The coil springs are crafted from high-carbon steel that undergoes heat treatment and stress relief processes to ensure long service life and resistance to fatigue. The strut body and mounting brackets feature thick, reinforced steel construction to withstand the rigors of daily driving and maintain structural integrity.

Each damping valve is hand-assembled in-house to match the original equipment manufacturer’s specifications, ensuring consistent ride quality and handling characteristics. The coil springs are designed to replicate the original equipment’s wind direction and spring seat pitch, reducing stress on adjacent suspension parts and extending overall system longevity.

Installation & Fitment:

The KYB Strut-Plus Coilover SR4088 is a direct replacement for the front left strut on Chrysler 300 (2005–2010), Dodge Charger (2006–2010), and Dodge Magnum (2005–2008) models. It comes fully assembled with the correct coil spring, top mount, and insulators, allowing for a straightforward installation without the need for additional components or modifications. This design reduces installation time and ensures a proper fit that maintains factory ride height and suspension geometry.

What's Included:

• Front Left Strut Assembly
• High-Carbon Steel Coil Spring
• Top Mount
• Insulators and Mounting Hardware

Ideal For:

This KYB Strut-Plus Coilover is ideal for vehicle owners looking to restore or maintain the original handling and ride quality of their Chrysler 300, Dodge Charger, or Dodge Magnum. It is perfect for those replacing worn or damaged front struts who want a reliable, OE-quality solution that delivers consistent performance and durability. Enthusiasts and daily drivers alike will appreciate the improved vehicle control and restored ride height this product provides.

KYB is a major shock and strut manufacturer supplying both OEM and aftermarket suspension components, with options that range from OE-replacement ride quality to more performance-oriented control. For enthusiasts, KYB upgrades are a solid way to restore damping performance and tighten handling feel with proven manufacturing scale and consistency.