Progressive STR46 Smooth Body Shocks

2007–2018 Jeep Wrangler JK 1.5-3" Lift

Part #: 46-2000

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 1.5 to 3-inch lift kits. Designed to enhance ride quality and handling, these shocks incorporate Progressive Suspension’s patented FST (Frequency Sensitive Technology) to dynamically adjust damping in real time. This innovation reduces the need for manual tuning and delivers a smoother, more controlled ride across a variety of terrains and driving conditions.

Ideal for Jeep enthusiasts who demand improved off-road capability without sacrificing on-road comfort, the STR46 shocks provide consistent performance whether navigating rocky trails or cruising city streets. Their smooth body design complements lifted Wrangler JKs by maintaining proper suspension geometry and improving overall vehicle stability.

Key Features

The STR46 shocks feature advanced technology and durable construction tailored for lifted Jeep Wrangler JKs. Key features include:

• Patented FST Technology: Automatically adjusts damping curves in real time for optimal shock absorption and ride comfort.
• Smooth Body Design: 2.0-inch diameter body engineered for durability and consistent performance.
• Lift Compatibility: Specifically designed for 1.5 to 3-inch front lifts on Jeep Wrangler JK models (2007–2018).
• Enhanced Ride Quality: Reduces harshness and improves control over rough terrain and uneven surfaces.
• Durable Construction: Built to withstand off-road abuse and provide long-lasting reliability.
• Easy Installation: Direct bolt-on replacement for factory front shocks with no modifications required.
• Improved Handling: Maintains suspension geometry for better steering response and vehicle stability.
• Industry Recognition: Proven innovation trusted by powersports professionals and enthusiasts alike.

Construction & Design

The Progressive STR46 shocks are crafted using high-quality materials and precision engineering to ensure durability and performance. The smooth 2.0-inch shock body is designed to resist corrosion and wear, providing a long service life even in harsh off-road environments. Internally, the patented FST system uses advanced valving technology to adapt damping characteristics dynamically, eliminating the need for manual adjustments and delivering a balanced ride regardless of terrain.

Each shock is assembled with tight tolerances and tested to meet stringent quality standards, ensuring consistent performance and reliability. The robust construction supports lifted Jeep Wrangler JKs by accommodating increased suspension travel and load demands without compromising comfort or control.

Installation & Fitment

The STR46 shocks are engineered as direct replacements for the front shocks on Jeep Wrangler JK models from 2007 to 2018 with 1.5 to 3-inch lifts. Installation is straightforward and requires no special tools or modifications. They bolt directly onto the factory mounting points, allowing for a hassle-free upgrade that restores and enhances suspension performance.

Proper fitment ensures that suspension geometry is maintained, which is critical for safe handling and optimal ride quality on lifted vehicles. These shocks are ideal for Jeep owners looking to improve their vehicle’s suspension without extensive customization.

What's Included

• One (1) Progressive STR46 2.0" Smooth Body Front Shock
• Mounting hardware (if applicable)
• Installation instructions

Ideal For

The Progressive STR46 shocks are perfect for Jeep Wrangler JK owners who have installed a 1.5 to 3-inch front lift and seek improved ride comfort, handling, and off-road capability. They suit daily drivers, weekend trail riders, and off-road enthusiasts who want a reliable, maintenance-free shock that adapts to changing terrain and driving conditions. These shocks are also an excellent choice for those looking to upgrade from factory shocks to a more advanced suspension solution without complex 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.