Bilstein 25-316964 Suspension Shock Absorber - Rear

Bilstein B8 5160 Shock Absorber Overview

The Bilstein B8 5160 shock absorber (part number 25-316964) is engineered for Chevrolet and GMC light trucks, specifically designed for models like the Sierra 1500, Sierra 1500 Limited, Silverado 1500, and Silverado 1500 LTD. This monotube suspension shock absorber offers reliable performance with a smooth body design and a zinc-plated finish for corrosion resistance.

• Non-adjustable damping for consistent ride quality
• Billet reservoir clamp included for secure reservoir mounting
• Monotube internal design for improved heat dissipation
• Collapsed length: 17.40 inches (442 mm)
• Extended length: 27.61 inches (701.2 mm)
• Stroke/travel length: 10.21 inches (259.3 mm)
• Lower and upper mount type: Eye 14.1 mm
• 46 mm piston diameter and 14 mm shaft diameter
• Zinc plated finish for durability
• Includes remote reservoir for enhanced fluid capacity

About the Bilstein B8 5160 Product Line

The B8 5160 series from Bilstein is tailored for light trucks requiring heavy-duty suspension components. This product line features monotube shocks with remote reservoirs designed to handle increased suspension travel and heat buildup, making them suitable for off-road and towing applications. The B8 5160 shocks provide a balance of durability and performance without adjustable damping, focusing on consistent handling characteristics for Chevrolet and GMC trucks.

Detailed Product Description

The Bilstein 25-316964 shock absorber is built with a monotube internal design that enhances heat dissipation and maintains consistent damping performance under demanding conditions. Its smooth body design (non-coilover) and zinc-plated finish contribute to long-term corrosion resistance. The included billet reservoir clamp secures the remote reservoir, which increases fluid capacity and improves shock cooling. Both the upper and lower mounts use 14.1 mm eyelets, ensuring a precise fit for compatible Chevrolet Sierra 1500 and Silverado 1500 models. With a piston diameter of 46 mm and a shaft diameter of 14 mm, this shock absorber is engineered to provide stable and controlled suspension movement over a 10.21-inch stroke.

Applications and Problem Solving

• Improves suspension performance on Chevrolet Sierra 1500 and GMC Sierra 1500 Limited trucks
• Reduces shock fade during heavy towing or off-road use
• Enhances vehicle stability and control over rough terrain
• Replaces worn or damaged factory shocks for consistent ride quality
• Supports extended suspension travel for lifted or modified trucks

Installation Notes and Tips

Ensure compatibility with your Chevrolet or GMC truck model before installation. The Bilstein 25-316964 shock absorber features eyelet mounts on both ends, requiring proper alignment during installation. The included billet reservoir clamp should be securely fastened to prevent movement of the remote reservoir. No boot or spring seat is included, so verify if your application requires these components separately. Professional installation is recommended to maintain suspension geometry and safety.

Quality Assurance and Warranty

Bilstein shock absorbers are manufactured to meet strict quality standards, utilizing durable materials and precision engineering. The zinc-plated finish provides corrosion resistance for extended service life. While specific warranty details for part number 25-316964 are not provided here, Bilstein typically offers limited warranties covering defects in materials and workmanship. Consult the manufacturer or authorized distributor for exact warranty terms.