Bilstein 37-245627 Shock Absorber/Coil Spring
Durable coil spring and shock absorber pair engineered for Audi A3 front suspension, offering precise damping and consistent ride height while enhancing handling stability on varied road surfaces
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Bilstein 37-245627 Shock Absorber/Coil Spring
The Bilstein 37-245627 is a high‑performance coil spring and shock absorber assembly designed for the front suspension of the Audi A3 (8L1) platform. This component combines precision engineering, durable materials, and advanced damping technology to deliver superior ride quality, handling stability, and longevity.
Key Features
- Integrated Design: The unit merges a coil spring with an integrated shock absorber, reducing the number of separate parts required for installation and ensuring optimal alignment between spring and damper.
- High‑Grade Materials: Constructed from premium steel alloys and reinforced with high‑strength coatings, the spring resists fatigue and corrosion over extended service life.
- Optimized Damping: Bilstein’s proprietary damping technology provides a smooth transition between compression and rebound phases, minimizing harshness on uneven road surfaces while maintaining precise steering response.
- OEM Compatibility: Designed to match the original equipment specifications for Audi A3 (8L1) models equipped with 1.9 TDI engines ranging from 66 kW to 110 kW, ensuring a seamless fit and performance parity with factory components.
- Easy Installation: The assembly features standardized mounting points and clear orientation markers, allowing for straightforward installation without the need for extensive modifications.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | 37-245627 |
| Vehicle Compatibility | Audi A3 (8L1) – Front Suspension |
| Engine Variants Covered | 1.9 TDI (66 kW, 81 kW, 90 kW, 100 kW, 110 kW) |
| Spring Type | Helical Coil Spring (Spiralfeder / Molla helicoidal) |
| Damping Technology | Bilstein B3 Series – Dual‑Stage Compression & Rebound |
| Material | High‑Strength Steel with Protective Coating |
| Installation Type | Front Kit – Single Unit (Shock + Spring) |
| Weight | Approximately 5.2 kg per unit |
| Dimensions | Length: 420 mm; Diameter: 120 mm (approx.) |
Performance Benefits
The Bilstein 37-245627 delivers a balanced blend of comfort and control. Its integrated design ensures that the spring’s load path aligns perfectly with the shock absorber, reducing flex and maintaining consistent ride height. The advanced damping profile absorbs road irregularities efficiently, preventing excessive body roll during cornering and enhancing tire contact patch stability.
Drivers will notice:
- Smoother Ride: Reduced vibration transmission to the cabin, especially on rough or uneven surfaces.
- Improved Handling: Tightened steering response due to minimized suspension play and consistent damping.
- Long-Term Durability: Resistance to metal fatigue and corrosion extends service intervals beyond typical aftermarket alternatives.
Installation Overview
Installing the Bilstein 37-245627 is a straightforward process that can be completed with standard automotive tools. The assembly comes pre‑aligned, eliminating the need for additional shims or alignment adjustments. Key steps include:
- Remove Existing Suspension Components: Detach the original coil spring and shock absorber from the front strut tower.
- Mount the Bilstein Assembly: Align the mounting brackets with the factory holes, ensuring proper orientation of the integrated damper.
- Tighten Fasteners: Secure all bolts to manufacturer torque specifications.
- Re‑install Wheel and Test: Reattach the wheel assembly and perform a short test drive to confirm smooth operation.
Compatibility Summary
The Bilstein 37-245627 is engineered for the Audi A3 (8L1) platform across multiple engine variants. It serves as an OEM replacement, matching the original specifications in terms of spring rate, damping characteristics, and mounting geometry.
- Engine Compatibility: 1.9 TDI – 66 kW to 110 kW
- Vehicle Models: Audi A3 (8L1) – Front Suspension
- Installation Type: Single unit (Shock + Spring)
Why Choose Bilstein?
Bilstein is renowned for its commitment to engineering excellence and rigorous quality control. The 37-245627 exemplifies this heritage, offering a product that meets or exceeds OEM standards while providing tangible improvements in ride comfort and handling precision.
- Precision Engineering: Each unit undergoes meticulous testing to ensure consistent performance.
- Durability: Designed for high mileage and harsh driving conditions.
- Performance Focus: Tailored to enhance vehicle dynamics without compromising comfort.
Conclusion
The Bilstein 37-245627 Shock Absorber/Coil Spring is a premium, OEM‑grade component that delivers reliable performance, durability, and enhanced driving experience for the Audi A3 (8L1). Its integrated design, advanced damping technology, and precise compatibility make it an ideal choice for owners seeking to maintain or improve their vehicle’s suspension integrity.
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| Tags | Identical to series production |
| Identifiers | |
| Brand |  Bilstein is a brand of shock absorbers and struts. The company has a long history of producing shocks for the automotive industry, and today produces a wide range of shocks for a variety of applications. Bilstein shocks are known for their high quality and performance, and are often used in racing and other high-performance applications. |
| Model | Bilstein 37-245627 |
| MPN | Bilstein 37-245627 |
| ID | 7004282 |
| Dimensions / Weight | |
| Key Features | |
