Progressive Suspension 47-2005 STR47 Series 2.0 Remote Reservoir Front Shocks

The Progressive Suspension STR47 Series 2.0 Remote Reservoir Front Shocks are engineered to deliver superior damping control and handling performance for Jeep Wrangler JL and Gladiator JT models with 3.5 to 4-inch lift kits. These premium front shocks feature Progressive's patented Frequency Sensing Technology (FST) that dynamically adjusts damping curves in real-time based on road conditions and vehicle weight, eliminating the need for manual tuning while enhancing both on-road comfort and off-road capability.

Advanced Construction:

• 46mm extruded 6061-T6 aluminum shock body with polished and anodized finish for corrosion resistance
• 46mm precision bored 6061-T6 aluminum remote reservoir for increased oil capacity and heat dissipation
• 16mm hard chrome high carbon alloy steel rod for durability
• State-of-the-art high-flow multi-piece FST piston with application-specific valving
• Precisely stacked shims of varying diameters and thicknesses for effective damping curve tuning
• Durable floating O-ring and FST piston assembly for reliable performance
• One-piece seal with separate double-lipped dirt excluder
• High-performance urethane bushings for increased durability and handling

Key Features:

• Frequency Sensing Technology automatically adjusts to varying driving conditions
• Dynamic damping curves respond to terrain magnitude and frequency
• Eliminates road noise from reaching vehicle occupants
• Remote reservoir design provides increased fluid capacity for consistent performance
• Direct bolt-on installation with no external adjustments required
• Professional-grade polished finish with robust construction

This kit includes two remote reservoir front shocks designed specifically for 2018-2025 Jeep Wrangler JL models equipped with 3.5 to 4-inch lift kits. Installation is straightforward and accessible for both professional installers and DIY enthusiasts.