When it comes to elevating your vehicle’s handling, precision, and on-track performance, AST Suspension delivers uncompromising quality engineered for the most demanding drivers. Whether you are carving up local backroads or chasing podiums at Time Attack events, AST provides a suspension solution tailored to your exact needs.
Here is why AST Suspension stands out from the competition:
All AST series feature a high-pressure inverted monotube design (for McPherson applications), height adjustability, included springs, and fully rebuildable architecture. The primary differences lie in their adjustability, remote reservoir inclusion, and topmount configurations.
| Feature | 5100 Street Series | 5100 Competition Series | 5200 Series | 5300 Series |
|---|---|---|---|---|
| Ideal For | Fast Road & Occasional Track | Dedicated Track Days & Club Racing | Competitive Time Attack & Racing | Professional Motorsport |
| Damping Adjustability | 1-Way | 1-Way | 2-Way | 3-Way |
| Rebound Adjustable | Yes | Yes | Yes | Yes |
| Compression Adjustable | No | No | Yes (Single adjusting on reservoir) | Yes (Separate High & Low-Speed) |
| Reservoir Type | Internal | Internal | Remote Reservoir | Remote Reservoir |
| Topmounts | Works with OEM Topmounts | Pillowball Camberplates (Front)* & Topmounts (Rear)* ** | Pillowball Camberplates (Front)* & Topmounts (Rear)* | Pillowball Camberplates (Front)* & Topmounts (Rear)* |
| Design Core | Inverted Monotube | Inverted Monotube | Inverted Monotube | Inverted Monotube |
*Where applicable based on chassis design (McPherson suspension will be inverted; double wishbone will be non-inverted).
**Option of Front only, or Front and Rear Camber plate options available.
| SKU | ACT-B3104SD |
| Brand | AST Suspension |
| Shipping Weight | 35.0000kg |
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