PDI Silicium Chrome Steel Spring for AEG - 90%


The PDI Silicon Chrome Steel Spring for AEG – 90% is a high-quality upgrade spring for AEG platforms, designed to deliver consistent performance and long-lasting durability. This spring is made from silicon chrome steel, an alloy renowned for its high tensile strength and excellent resilience under load.
With a 90% rating, this AEG spring is suitable for builds where a stable and reliable muzzle velocity is required within field limits.
Materials and performance
The PDI Silicon Chrome Steel Spring for AEG – 90% is made from premium silicon chrome steel, which ensures high wear resistance and reduces material fatigue during prolonged use. This type of steel retains its springiness better than standard springs and therefore delivers more consistent performance over a longer period.
The 90% specification makes this spring suitable for players who want to optimise their AEG for reliable FPS output without placing excessive strain on internal components.
Compatibility and installation
This AEG spring is compatible with most standard AEG gearboxes that use standard AEG main springs. For optimum performance, we recommend combining the spring with high-quality internal components such as a reinforced piston, good-quality gears and a reliable motor.
Installation must be carried out with care within a correctly shimmed and well-maintained gearbox to minimise wear.
Key features
• 90% AEG main spring
• Made from high-quality silicon chrome steel
• High tensile strength and long-lasting resilience
• Consistent FPS performance
• Suitable for standard AEG gearboxes
• Ideal for reliable and balanced builds
Why choose the PDI Silicon Chrome Steel Spring for AEG – 90%?
The PDI Silicon Chrome Steel Spring for AEG – 90% is an excellent choice for players who value durability and consistent performance. Thanks to the use of silicon chrome steel, this spring offers a reliable upgrade for your AEG without causing unnecessary wear or instability.
With the PDI Silicon Chrome Steel Spring for AEG – 90%, you’re choosing a durable and consistent performance upgrade for your AEG gearbox.

Product specifications
- Article number
- 4560249639240
- Brand
- PDI
- Type
- Silicium chrome steel spring for AEG - 90%















