Superlift Rear Coil Springs

2007–2018 Jeep Wrangler JK 4 Door

Part #: 581

Overview

The Superlift 2.5-inch Lift Rear Coil Springs (Pair) are engineered specifically for the Jeep Wrangler JK 4 Door models from 2007 to 2018. Designed by off-road enthusiasts for off-road enthusiasts, these coil springs provide a reliable and durable lift solution that enhances your Jeep’s stance and off-road capability without compromising on-road comfort. Whether you’re tackling rugged trails or cruising city streets, these springs deliver consistent performance and improved suspension geometry.

Superlift has been a trusted name in suspension systems since 1975, known for combining passion with precision engineering. These rear coil springs are ideal for Jeep owners looking to gain additional ground clearance, accommodate larger tires, and improve overall vehicle articulation while maintaining factory-like ride quality.

Key Features

Superlift’s rear coil springs are crafted to meet the demands of serious off-road use while ensuring dependable daily driving comfort. Key features include:

• 2.5-inch lift height to increase ground clearance and tire clearance
• Designed specifically for Jeep Wrangler JK 4 Door models (2007–2018)
• Durable high-quality steel construction for long-lasting strength
• Engineered to maintain proper suspension geometry and ride quality
• Improved off-road articulation and handling characteristics
• Corrosion-resistant finish to withstand harsh environments
• Compatible with factory shocks and most aftermarket suspension components
• Pair includes both left and right rear coil springs for balanced lift

Construction & Design

Superlift rear coil springs are manufactured using premium-grade steel that undergoes rigorous quality control to ensure consistent performance and durability. The springs are precision wound to exact specifications to provide the correct spring rate and lift height, ensuring your Jeep maintains proper ride height and suspension travel. A corrosion-resistant coating protects the springs from rust and environmental damage, extending their service life even in the toughest off-road conditions.

The design focuses on balancing lift with ride comfort, allowing the Jeep to handle rough terrain without sacrificing on-road drivability. This makes the springs an excellent choice for Jeep owners who want a reliable lift solution that performs well in all driving scenarios.

Installation & Fitment

Installation of the Superlift 2.5-inch Lift Rear Coil Springs is straightforward for experienced mechanics and off-road enthusiasts familiar with suspension work. These springs are a direct fit for the rear suspension of 2007–2018 Jeep Wrangler JK 4 Door models and do not require extensive modifications. However, it is recommended to have a professional alignment performed after installation to ensure optimal handling and tire wear.

While the springs are designed to work with factory shocks, pairing them with compatible aftermarket shocks can further enhance suspension performance and ride quality. Superlift’s technical support team is available to assist with any questions during installation or product selection.

What's Included

• Pair of rear coil springs (left and right)
• Installation instructions

Ideal For

This lift spring pair is ideal for Jeep Wrangler JK 4 Door owners who want to improve their vehicle’s off-road capability and aesthetics by adding a moderate 2.5-inch lift. It suits daily drivers who occasionally hit the trails, weekend warriors seeking better clearance for larger tires, and off-road enthusiasts who demand durable, reliable suspension components that maintain ride comfort on and off the road.

Superlift Suspension Systems builds lift kits, leveling systems, shocks, and steering components engineered to increase ground clearance while keeping suspension geometry and control dialed in for real off-road use. It’s a staple brand for truck and SUV enthusiasts who want stronger stance and trail capability without giving up stability and ride confidence on the street.