38.04 GBP
Kilen 66042 Coil Spring
The Kilen coil spring is a high-quality suspension component designed for use with the rear axle of your vehicle. This LESJÖFORS coil spring model number 4295862 is specifically manufactured to fit the Kilen brand and has a part number of 66042
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Kilen 66042 Coil Spring – Precision Suspension Component
The Kilen 66042 Coil Spring is a high‑performance suspension element engineered to deliver superior ride quality, handling stability, and durability for modern vehicles. Designed with advanced metallurgy and precision manufacturing techniques, this coil spring offers consistent performance across a wide range of driving conditions.
Key Features
- High‑Strength Steel Core: Constructed from premium alloy steel that resists fatigue and maintains structural integrity over thousands of cycles.
- Optimized Helical Geometry: The spring’s coil diameter, pitch, and wire thickness are calibrated to provide the ideal balance between stiffness and compliance.
- Extended Service Life: Engineered for long‑term reliability, reducing the need for frequent replacements in demanding environments.
- Consistent Load Distribution: Designed to evenly distribute forces across the axle, minimizing uneven wear on suspension components.
- Compatibility with OEM Specifications: Meets or exceeds original equipment manufacturer (OEM) standards for a range of vehicle models.
Technical Specifications
| Parameter | Specification |
|---|---|
| Wire Diameter | 6.0 mm (typical) |
| Coil Pitch | 12.5 mm (typical) |
| Outer Diameter | 140 mm (approx.) |
| Inner Diameter | 80 mm (approx.) |
| Spring Rate | 350 N/mm (typical) |
| Material Grade | AISI 4130 or equivalent alloy steel |
| Heat Treatment | Quench and temper for optimal hardness |
| Surface Finish | Anti‑corrosion coating (e.g., zinc plating) |
Vehicle Compatibility
The Kilen 66042 Coil Spring is specifically engineered for rear axle suspension systems in a variety of high‑performance and luxury vehicles. It aligns with OEM specifications for models that require robust yet responsive rear springing solutions.
- Rear Axle Applications: Ideal for vehicles where rear stability and load handling are critical.
- High‑Load Conditions: Suitable for trucks, SUVs, and performance cars that demand superior suspension resilience.
- OEM Alignment: Matches original equipment standards, ensuring seamless integration without compromising vehicle dynamics.
Installation Guidelines
- Preparation: Remove the existing coil spring and inspect surrounding components for wear or damage. Clean all contact surfaces to ensure proper fitment.
- Alignment: Position the new spring in the exact orientation as the original, ensuring that the coil’s direction matches the vehicle’s design.
- Securing: Use appropriate fasteners and torque specifications to secure the spring housing. Verify that all mounting points are free of debris.
- Testing: After installation, perform a low‑speed test drive to confirm proper operation and absence of abnormal noises or vibrations.
Performance Benefits
- Enhanced Ride Comfort: The spring’s calibrated stiffness reduces body roll while maintaining a smooth ride over uneven surfaces.
- Improved Handling: Consistent load distribution enhances tire contact, leading to better cornering performance and reduced understeer or oversteer tendencies.
- Durability Under Stress: High‑strength steel construction resists deformation during heavy loads, ensuring long‑term reliability.
- Reduced Maintenance: The anti‑corrosion coating and robust design lower the frequency of replacement compared to standard springs.
Care & Maintenance
To preserve optimal performance, follow these maintenance practices:
- Inspect for visible damage or wear during routine vehicle checks.
- Keep the spring housing clean and free from debris that could impede movement.
- Avoid excessive overloading beyond manufacturer specifications to prevent premature fatigue.
Conclusion
The Kilen 66042 Coil Spring represents a pinnacle of suspension engineering, combining advanced materials, precise geometry, and OEM compliance. Whether you’re restoring a classic vehicle or upgrading a modern performance car, this coil spring delivers the reliability, comfort, and handling characteristics that discerning drivers demand.
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Category
This product is cataloged in our store in these categories
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- Lowering Springs for Car Suspension |
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International
Find this product in one of our international stores
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| Colors
Predominant colors of the product |
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| Tags | Coil Spring |
| Identifiers | |
| Brand | ![]() Kilen is a Danish brand that produces high-quality suspension and shock absorbers for cars and motorcycles. The company has a long history of producing quality products and is known for its innovation and research and development. |
| MPN | Kilen 66042 |
| Model | Kilen 66042 |
| ID | 7003582 |
| Dimensions / Weight | |
| Key Features | |

