Progressive STR46 Smooth Body Shocks

2007–2018 Jeep Wrangler JK 3.5-5" Lift

Part #: 46-2002

Overview

The Progressive STR46 2.0" Smooth Body Shocks are engineered specifically for the front suspension of Jeep Wrangler JK models from 2007 through 2018 equipped with 3.5 to 5-inch lifts. These shocks incorporate Progressive Suspension’s patented FST (Frequency Sensitive Technology) design, which dynamically adjusts damping in real time to provide a smoother, more controlled ride across a variety of terrains and driving conditions. Ideal for off-road enthusiasts and daily drivers alike, the STR46 shocks deliver enhanced comfort and improved handling without the need for manual adjustments.

Designed to complement lifted Jeep Wranglers, these shocks help maintain suspension geometry and vehicle stability, making them a reliable upgrade for those seeking better ride quality and performance on and off the pavement.

Key Features

The Progressive STR46 shocks combine innovative technology with durable construction to meet the demands of lifted Jeep Wrangler JKs. Key features include:

• Patented FST Technology: Automatically adjusts damping curves in real time for optimal ride comfort and control.
• Smooth Body Design: 2.0-inch diameter smooth shock body reduces friction and improves responsiveness.
• Lift Compatibility: Engineered specifically for 3.5 to 5-inch lifted Jeep Wrangler JK front suspensions.
• Durable Construction: Built to withstand harsh off-road conditions and extended use.
• Improved Ride Quality: Reduces harshness and vibration for a more comfortable driving experience.
• Easy Installation: Direct bolt-on fitment with no modifications required.
• Enhanced Handling: Maintains suspension geometry and vehicle stability under load and during articulation.
• Corrosion Resistant Finish: Protects against rust and environmental damage for long-lasting performance.

Construction & Design

The STR46 shocks feature a robust 2.0-inch smooth body design crafted from high-quality materials to ensure durability and consistent performance. The internal valving system is engineered to respond instantly to changes in terrain and driving conditions, thanks to the patented Frequency Sensitive Technology. This design eliminates the need for manual adjustments by continuously adapting damping rates, resulting in superior shock absorption and ride smoothness.

Progressive Suspension employs precision manufacturing processes and corrosion-resistant coatings to extend the life of these shocks, making them well-suited for the demanding environments faced by lifted Jeep Wranglers.

Installation & Fitment

Installation of the Progressive STR46 shocks is straightforward for anyone familiar with suspension components. These shocks are designed as direct replacements for the front shocks on Jeep Wrangler JK models lifted between 3.5 and 5 inches, requiring no additional modifications or special tools. This ensures a hassle-free upgrade that maintains factory mounting points and suspension geometry.

Proper installation will restore optimal suspension performance and improve ride quality, making these shocks an excellent choice for both off-road adventures and everyday driving.

What's Included

• One pair of Progressive STR46 2.0" Smooth Body Front Shocks
• All necessary mounting hardware
• Installation instructions

Ideal For

The Progressive STR46 shocks are ideal for Jeep Wrangler JK owners who have lifted their vehicles between 3.5 and 5 inches and seek a reliable, high-performance front suspension upgrade. Whether you are an off-road enthusiast looking for improved articulation and control or a daily driver wanting enhanced comfort and handling, these shocks provide a balanced solution that adapts to diverse driving conditions without manual tuning.

Progressive Suspension is a long-running performance suspension brand best known in the motorcycle world for shocks, springs, and suspension upgrades built to improve ride control and handling. With product coverage across Harley, metric bikes, and more, Progressive is a common upgrade when riders want a more planted feel, better damping, and confidence under hard braking and cornering.