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What Do The Different Grades Mean?

When There’s No Option Available:

We’ve selected the material that offers the best balance of performance and comfort for your vehicle’s needs.

Comfort (Blue 65A):

Our Comfort grade bushes are designed to enhance ride quality and minimise road noise, making them ideal for everyday driving. They are softer, providing maximum suspension articulation and a cushioned feel that absorbs bumps and vibrations effectively. This softer composition ensures a smoother, quieter driving experience, especially in Classic cars or Land Rovers. Comfort bushes maintain a balance between originality and ease of driving, catering to those who value a relaxed Factory-Fresh drive.

Dynamic (Orange 75A):

The Dynamic grade bushes offer a middle ground between Comfort and Performance. They are slightly firmer than the Comfort bushes, which improves handling and cornering response without sacrificing too much ride comfort. These bushes are ideal for drivers who enjoy a more engaging driving experience while still needing a level of comfort for daily use, whilst also being suitable for spirited driving & light track use.

Performance (RED 85A):

Performance grade bushes are the stiffest of the three, designed for enthusiasts who demand the utmost in handling and control. They offer minimal deflection, enhancing vehicle response and stability during aggressive driving. These bushes are perfect for high-performance or track vehicles where precision and handling are critical. While they might sacrifice some ride comfort, they deliver superior driving dynamics and control, ideal for those who push their vehicle to its limits – Including Towing!

Machinable Material:

These rods are produced in 90 Shore A which allows them to be machined on a lathe.

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HomeShopOpelOpel Astra Mk5 (H) (2004-2011)

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Opel Astra Mk5 (H) (2004-2011) Suspension Bushes

Opel

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Opel Astra Mk5 (H) (2004-2011) suspension bush diagram

Key Information

Fitting Videos

Fitting Instructions

Additional product fitting instructions can be found below:

Specifications

Opel Astra Mk5 H (2004–2011) Rear Axle Bushes | Polybush 47L

The Opel Astra H (2004–2011) is renowned across Europe for its dependable performance and composed handling. As mileage increases, one of the most frequently worn suspension components is the rear axle bush. Over time, the original rubber bushes soften, crack and separate, allowing unwanted movement of the rear axle beam. Drivers commonly notice rear-end knocks, less predictable handling and reduced stability during cornering or braking.

The Polybush 47L polyurethane bush kit provides a direct replacement, containing 2 bushes weighing 1.65kg. It replaces OEM references 402952, 5402637, 13267215 and 13110418, as well as Delphi TD1154W and Febi 30604.

Designed and manufactured in the UK, Polybush polyurethane is engineered to significantly outlast conventional rubber while retaining excellent ride quality. It resists deterioration from oil, fuel, weather and road contaminants, making it ideal for both daily-driven cars and enthusiast-owned Astras. Unlike conventional polyurethane bushes, Polybush bushes require no grease, ensuring silent operation throughout their service life.

By reducing unwanted movement in the rear axle, the 47L restores the Astra H’s confident handling, improves rear-end stability and delivers greater confidence on every journey. It’s the perfect long-term upgrade for owners looking to improve durability without sacrificing comfort.

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