KW HAS Coilover Sleeve Kit

2011–2023 Dodge Challenger / Dodge Charger RWD

25327018

Overview:

The KW HAS (Height Adjustable Spring) Coilover Sleeve Kit is a premium suspension upgrade designed specifically for Dodge Challenger and Charger models from 2011 through 2023 equipped with rear-wheel drive. Unlike traditional lowering springs that offer a fixed drop, the KW HAS kit provides continuous ride height adjustability, allowing you to fine-tune your vehicle’s stance and handling characteristics even after installation. This system enhances your car’s dynamic appearance while improving steering response and agility without compromising the comfort and functionality of factory electronic suspension systems.

Ideal for enthusiasts seeking a balance between sporty aesthetics and everyday drivability, the KW HAS kit maintains full compatibility with factory adaptive damping controls, ensuring all driver assistance and comfort features remain fully operational. Developed with precision engineering and tested extensively on the Nürburgring Nordschleife, this coilover sleeve kit delivers a refined driving experience tailored to your Dodge’s specific suspension setup.

Key Features:

The KW HAS Coilover Sleeve Kit combines advanced technology and high-quality materials to deliver superior performance and adjustability. Key features include:

• Continuous ride height adjustment with millimeter precision for each corner
• Vehicle-specific spring rates tuned to work seamlessly with factory adaptive dampers
• High-strength, multi-coated chrome-silicon steel springs for durability and long service life
• Includes application-specific elastomer bump stops with dust protection to safeguard factory suspension components
• Maintains full functionality of factory electronic suspension and driver assistance systems
• Designed for vehicles equipped with electronic damping control
• Tested extensively on the Nürburgring Nordschleife and in KW’s 7-post Driving Dynamic Test Center
• Limited lifetime warranty with unlimited mileage coverage

Construction & Design:

The KW HAS Coilover Sleeve Kit is engineered with precision and durability in mind. The springs are crafted from chrome-silicon steel, a material known for its excellent strength-to-weight ratio and resistance to fatigue. Each spring is multi-coated to protect against corrosion and wear from road debris and environmental exposure. The design incorporates vehicle-specific spring rates that perfectly complement the characteristics of the factory adaptive dampers, ensuring a harmonious balance between sporty handling and ride comfort.

Additionally, the kit includes specially designed bump stops with integrated dust protection systems to prevent premature wear on your factory suspension components. The height adjustment mechanism is robust and user-friendly, allowing for easy fine-tuning without the need for disassembly or specialized tools.

Installation & Fitment:

The KW HAS Coilover Sleeve Kit is a direct fit for 2011–2023 Dodge Challenger and Charger models equipped with rear-wheel drive and electronic damping control. Installation is straightforward and does not require modifications to the factory suspension or chassis. The kit replaces the factory springs while retaining the original dampers, preserving the vehicle’s adaptive suspension functionality.

Because the system allows for continuous height adjustment, you can customize your ride height to your preference after installation, making it ideal for enthusiasts who want to experiment with different setups or need to adjust for varying driving conditions.

What's Included:

• KW Height Adjustable Springs (front and rear)
• Height adjustment mechanisms for each corner
• Vehicle-specific elastomer bump stops with dust protection
• Spring perches adjusted for maximum lowering potential
• Installation hardware and instructions

Ideal For:

The KW HAS Coilover Sleeve Kit is perfect for Dodge Challenger and Charger owners who want a versatile suspension upgrade that enhances both appearance and handling without sacrificing comfort or factory electronic suspension features. It suits enthusiasts who desire precise ride height control, improved steering response, and a sportier stance while maintaining daily drivability and full compatibility with adaptive damping systems.

KW suspensions is a premium suspension brand known for coilover systems and motorsport-proven technology across street and racing applications. Their setups are engineered to deliver a refined balance of performance and control, making KW a favorite for enthusiasts who want precise handling and high-quality adjustability.