KYB Strut Plus Strut

2011–2013 Dodge Durango / 2011–2015 Jeep Grand Cherokee (Without STS)

SR4621

Overview:

The KYB Strut Plus Strut SR4621 is a premium front right coilover designed specifically for the Dodge Durango (2011–2013) and Jeep Grand Cherokee (2011–2015) models without STS. Engineered to restore your vehicle’s original ride height, handling, and control, this strut assembly offers a direct replacement that meets or exceeds factory specifications. Ideal for drivers seeking to maintain or improve their vehicle’s suspension performance, the Strut Plus ensures a smooth, stable ride with enhanced steering response and durability.

Unlike generic aftermarket struts, the KYB Strut Plus is tailored to fit each vehicle model precisely, delivering the exact damping characteristics and spring rates intended by the original manufacturer. This makes it an excellent choice for restoring factory ride quality or replacing worn suspension components with confidence.

Key Features:

The KYB Strut Plus SR4621 combines advanced engineering and quality materials to deliver superior performance and longevity. Key features include:

• Corner-Specific Design: Each strut is engineered with a unique part number for the front right corner, ensuring perfect fitment and handling balance.
• Hand-Assembled Damping Valves: Precision damping valves are assembled in-house to replicate original factory damping characteristics for consistent ride quality.
• High-Carbon Steel Coil Springs: Heat-treated and stress-relieved springs provide long-lasting durability and maintain correct ride height.
• Robust Strut Body and Brackets: Thick, reinforced components reduce flex and metal fatigue, preserving wheel alignment and suspension integrity.
• OE-Specific Spring Design: Coil springs match the original wind direction and spring seat pitch to minimize wear on suspension components.
• Pre-Assembled Unit: Comes complete with spring, top mount, and insulators for a straightforward installation.

Construction & Design:

The KYB Strut Plus is built with durability and precision in mind. The coil springs are crafted from high-carbon steel that undergoes heat treatment and stress relief processes to withstand the rigors of daily driving and harsh road conditions. The strut body and mounting brackets feature a thick, reinforced design to minimize flex and metal fatigue, which helps maintain proper wheel alignment and consistent suspension performance over time.

Each damping valve is hand-assembled to match the original equipment manufacturer’s specifications, ensuring that the ride quality and vehicle stability are restored to factory levels. The coil springs are engineered to replicate the exact wind direction and spring seat pitch of the original parts, reducing stress on surrounding suspension components and extending their service life.

Installation & Fitment:

The KYB Strut Plus SR4621 is designed for a direct bolt-on installation with no modifications required. Each unit arrives fully assembled with the correct coil spring, top mount, and insulators, allowing for a quick and hassle-free replacement process. This makes it an ideal upgrade or repair solution for technicians and DIY enthusiasts alike.

Specifically engineered for the front right position, this strut fits the Dodge Durango models from 2011 through 2013 and Jeep Grand Cherokee models from 2011 through 2015 without STS, ensuring precise compatibility and optimal suspension performance.

What's Included:

• Pre-assembled front right strut assembly
• High-carbon steel coil spring
• Top mount and insulators
• Hand-assembled damping valve

Ideal For:

The KYB Strut Plus SR4621 is perfect for vehicle owners looking to restore their Dodge Durango or Jeep Grand Cherokee’s original ride height and handling characteristics. It is well-suited for those replacing worn or damaged struts, as well as enthusiasts who want to maintain factory-level suspension performance without compromising comfort or control. This strut is also an excellent choice for daily drivers who demand reliable, long-lasting suspension components engineered specifically for their vehicle.

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.