Bilstein B8 5100 Series Shock Absorber – 24-186025

Upgrade your Powerstroke Super Duty with the Bilstein B8 5100 Series rear shock absorber (part #24-186025). These high-pressure monotube shocks are specifically tuned for 1999–2016 F-250 and F-350 4WD trucks and deliver a noticeable improvement in ride quality, control, and durability—whether you’re towing heavy loads, running occasional off-road, or daily driving.

Key Features

• 46mm digressive piston with self-adjusting deflective disc valving for superior damping control
• High-pressure monotube design for consistent, fade-free performance
• Velocity-sensitive valving that reacts instantly to changing road conditions
• Zinc-plated steel body with Bilstein’s Triple-C Technology coating for excellent corrosion resistance
• Smooth-body (non-coilover) construction
• Black bellows dust boot included
• Vehicle-specific valving optimized for Super Duty applications

Fitment & Specs

• Position: Rear
• Drive: 4WD
• Recommended Lift: 0–1" rear
• Collapsed Length: 18.04" (458.3 mm)
• Extended Length: 29.70" (754.5 mm)
• Stroke: 11.66"
• Upper Mount: Eye 16 mm
• Lower Mount: Eye 12 mm
• Body Diameter: 46 mm (ID)
• Sold Individually (two required per vehicle)
• Warranty: Limited Lifetime

Applications: 1999–2016 Ford F-250 Super Duty and F-350 Super Duty (4WD, rear).

Note: Lift height is a manufacturer recommendation. Because aftermarket suspension setups vary, measure your vehicle (center of eye to center of eye) to confirm proper fitment. These shocks are designed for use with stock or mildly lifted rear suspensions.

The Bilstein 5100 Series gives your Powerstroke the damping performance it needs for heavy hauling and everyday comfort while maintaining the tough, reliable character Super Duty owners expect.