Bilstein 25-311389 Suspension Shock Absorber - Rear

Overview of Bilstein B8 5160 Suspension Shock Absorber

The Bilstein B8 5160 shock absorber (part number 25-311389) is engineered for Dodge Ram 1500 and 1500 Classic trucks. Designed to enhance suspension performance, this monotube shock with a remote reservoir offers reliable damping for light truck applications.

• Non-adjustable damping for consistent performance
• Includes billet reservoir clamp for secure mounting
• Smooth body design (non-coilover) with zinc plated finish
• Monotube internal design with 46mm piston diameter
• Eye-type upper and lower mounts (14.1mm)
• Reservoir included for improved heat dissipation
• Collapsed length: 16.56 inches (420.5 mm)
• Extended length: 26.76 inches (679.7 mm)
• Stroke/travel length: 10.20 inches (259.1 mm)

About the Bilstein B8 5160 Product Line

The B8 5160 series from Bilstein is tailored for light trucks requiring enhanced suspension travel and durability. Featuring a monotube design with a remote reservoir, this product line improves heat management and maintains consistent damping under demanding conditions. The B8 5160 shocks are built to handle the rigors of off-road and heavy-duty use, making them suitable for Dodge Ram 1500 models that need reliable suspension upgrades.

Detailed Product Description

This Bilstein shock absorber (25-311389) utilizes a monotube internal design that provides efficient heat dissipation and consistent damping performance. The included reservoir increases fluid capacity, reducing fade during extended use. The smooth body design without coilover compatibility ensures a clean installation on compatible Dodge Ram 1500 and 1500 Classic trucks. Both upper and lower mounts use 14.1mm eyelets, facilitating direct fitment. The zinc plated finish offers corrosion resistance, extending the service life of the shock absorber.

Applications and Problem Solving

• Improves suspension control and stability on Dodge Ram 1500 and 1500 Classic trucks
• Reduces shock fade during heavy towing or off-road driving
• Addresses excessive body roll and harsh ride quality
• Enhances suspension travel for better wheel articulation
• Replaces worn or damaged factory shocks for restored performance

Installation Notes and Tips

Ensure compatibility with Dodge Ram 1500 or 1500 Classic models before installation. The shock absorber features eye-type mounts on both ends, which should align with factory mounting points. The included billet reservoir clamp must be securely fastened to prevent movement during operation. No spring seat or boot is included, so verify if additional components are required for your specific setup.

Quality Assurance and Warranty

Bilstein manufactures this shock absorber to meet strict quality standards, using durable materials and precision engineering. The zinc plated finish protects against corrosion, contributing to long-term reliability. Warranty details should be confirmed with the manufacturer or authorized distributor.