Prothane Coil Spring Isolator

Jeep Wrangler 07-12 3.8L/3.6L

1-1708-BL

Overview:

The Prothane Black Coil Spring Isolator is a premium suspension component designed specifically for Jeep Wrangler models from 2007 to 2012. Engineered to fit a variety of trims including the Rubicon, Sahara, Sport, Unlimited, and X editions, this isolator enhances your vehicle’s suspension system by reducing noise, vibration, and harshness. Ideal for Jeep enthusiasts seeking improved ride comfort and longevity of their coil springs, this isolator also supports a 2-inch lift setup, making it a perfect upgrade for off-road and daily driving applications.

Whether you’re tackling rugged trails or cruising city streets, the Prothane coil spring isolator provides a quieter, smoother ride by minimizing metal-to-metal contact within the suspension assembly. Its durable construction ensures consistent performance under demanding conditions, helping to protect your coil springs and maintain optimal suspension geometry.

Key Features:

Designed with precision and durability in mind, the Prothane Black Coil Spring Isolator offers the following benefits:

• Custom fitment for 2007–2012 Jeep Wrangler models, including Rubicon, Sahara, Sport, Unlimited, and X trims
• Supports a 2-inch lift, maintaining proper suspension alignment and ride height
• Reduces suspension noise, vibration, and harshness for a more comfortable driving experience
• Constructed from high-quality polyurethane for superior durability and resistance to wear
• Prevents metal-to-metal contact, extending the life of coil springs and suspension components
• Easy to install with no modifications required, compatible with factory and aftermarket suspension setups
• Black finish provides a sleek, durable appearance that resists corrosion and environmental damage

Construction & Design:

The Prothane coil spring isolator is crafted from premium-grade polyurethane, a material known for its excellent resilience and ability to absorb shocks and vibrations. This robust construction ensures the isolator withstands harsh off-road conditions, extreme temperatures, and prolonged exposure to dirt and moisture without degrading or losing effectiveness.

Engineered to exacting standards, the isolator features a precise fit that securely cushions the coil spring, preventing metal-on-metal contact that can cause noise and premature wear. The black finish not only enhances durability but also complements the rugged aesthetic of Jeep Wrangler suspension components.

Installation & Fitment:

Installation of the Prothane Black Coil Spring Isolator is straightforward and designed to fit directly onto the coil springs of Jeep Wrangler models from 2007 through 2012. No special tools or modifications are necessary, making it an ideal upgrade for both professional mechanics and DIY enthusiasts. The isolator supports a 2-inch lift configuration, ensuring proper suspension geometry and ride height are maintained.

Compatible with a wide range of Jeep Wrangler trims—including the 70th Anniversary editions, Rubicon, Sahara, Sport, Unlimited variants, and X models—this isolator guarantees a precise fit and reliable performance across multiple vehicle configurations.

What's Included:

• One pair of Prothane Black Coil Spring Isolators
• Installation instructions

Ideal For:

This coil spring isolator is perfect for Jeep Wrangler owners looking to enhance suspension comfort and durability, especially those who have installed or plan to install a 2-inch lift kit. It is well-suited for off-road enthusiasts, daily drivers seeking reduced suspension noise, and anyone aiming to extend the lifespan of their coil springs while maintaining optimal ride quality.

Prothane manufactures high-performance polyurethane bushings and chassis components designed to replace soft factory rubber and tighten up handling response. Made in the USA and built for cars and trucks, Prothane kits are a classic upgrade for enthusiasts chasing sharper steering feel, better suspension consistency, and longer-lasting materials.