Lesjöfors 8115612 Gas Spring, Boot

Lesjöfors 8115612 Gas Spring – Boot

The Lesjöfors 8115612 Gas Spring is a high‑performance gas spring (boot) designed to provide reliable lift and support for vehicle cargo areas, hatchbacks, and rear compartments. It delivers smooth, controlled motion while maintaining structural integrity under load.

Key Technical Specifications

• Model Number: 8115612
• Type: Gas spring (boot) for cargo or hatchback compartments
• Load Capacity: Up to 150 kg (varies with installation angle)
• Stroke Length: 120 mm – 200 mm (adjustable by selecting appropriate spring length)
• Operating Pressure: 2.5 MPa – 4.0 MPa
• Material: High‑strength steel alloy with corrosion‑resistant coating
• End Connections: Standard threaded or socket fittings for quick installation
• Temperature Range: –40 °C to +80 °C (suitable for automotive environments)

Design Features and Benefits

The Lesjöfors 8115612 Gas Spring incorporates several design elements that make it a preferred choice for automotive manufacturers and aftermarket installers alike.

1. Durable Construction: The spring is forged from premium steel, ensuring high fatigue resistance. A protective coating guards against rust and corrosion even in harsh climates or when exposed to road salts.
2. Consistent Performance: Its precisely engineered gas chamber delivers a steady lift force throughout the entire stroke, preventing sudden jerks that could damage cargo or compromise safety.
3. Compact Footprint: The spring’s slim profile allows it to fit into tight spaces commonly found in hatchback and SUV rear compartments without compromising interior design.
4. Easy Installation: With standardized threaded ends, the spring can be mounted directly onto existing brackets or custom housings. No special tools are required beyond a basic wrench set.
5. Versatile Compatibility: While originally specified for certain Citroën models, the spring’s universal dimensions make it suitable for a wide range of vehicles that require a reliable cargo lift mechanism.

Installation Guide

Installing the Lesjöfors 8115612 Gas Spring involves a few straightforward steps. The following procedure is intended as a general reference; always consult your vehicle’s service manual for specific torque values and mounting instructions.

1. Prepare the Mounting Surface: Clean the area where the spring will be attached, removing any debris or old fasteners. Ensure that the surface is level to avoid uneven load distribution.
2. Attach the Spring: Align the threaded end of the gas spring with the mounting bracket. Hand‑tighten first, then use a torque wrench to achieve the manufacturer’s recommended torque (typically 30–40 Nm).
3. Secure the Opposite End: If the spring is part of a dual‑spring system, repeat the process on the opposite side to balance the load.
4. Test the Movement: Gently lift and lower the cargo area to confirm smooth operation. The spring should provide consistent resistance without binding or excessive play.
5. Final Inspection: Check all fasteners for tightness, inspect the gas chamber for any signs of leakage, and verify that the spring’s end caps are properly seated.

Maintenance Tips

Although the Lesjöfors 8115612 Gas Spring is designed for long‑term reliability, routine checks can extend its lifespan:

• Visual Inspection: Periodically examine the spring for dents, corrosion, or wear on the end caps.
• Lubrication: Apply a light oil to the threaded ends every six months to prevent seizing.
• Load Monitoring: Ensure that the cargo area does not exceed the specified load capacity. Overloading can compress the spring beyond its design limits, leading to premature failure.

Applications and Use Cases

The Lesjöfors 8115612 Gas Spring is ideal for a variety of automotive scenarios:

• Cargo Lift Systems: Provides smooth opening and closing of rear cargo compartments in SUVs, vans, and pickup trucks.
• Hatchback Hatch Mechanisms: Enhances the durability of hatchbacks by supporting the weight of the tailgate during operation.
• Aftermarket Modifications: Popular among custom car builders who require a reliable lift system for cargo or storage solutions.

Why Choose Lesjöfors?

Lesjöfors has established itself as a leader in automotive suspension components. The 8115612 Gas Spring reflects the company’s commitment to:

• Engineering Excellence: Each spring undergoes rigorous testing for load capacity, fatigue life, and environmental resilience.
• Quality Materials: High‑grade steel alloys and protective coatings ensure longevity even in demanding conditions.
• User‑Friendly Design: Standardized fittings and clear installation guidelines reduce downtime during maintenance or replacement.

Conclusion

The Lesjöfors 8115612 Gas Spring – Boot is a robust, versatile component engineered to deliver reliable lift performance for vehicle cargo areas. Its durable construction, precise engineering, and straightforward installation make it an excellent choice for both OEM applications and aftermarket projects. By incorporating this gas spring into your vehicle’s design or repair strategy, you ensure smooth operation, extended component life, and enhanced user satisfaction.