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A Genuine AST 5300 Damper Pulled Straight From Track Testing
ASTPROMO-AST3-T is a single AST 5300 Series demo damper unit previously used for track development testing. It carries the same twin tube race valving found in a new 5300 damper, offered as an individual unit for builders who need a specific replacement damper or want to evaluate 5300 series performance.
Key Features
- Twin tube damper construction used across the AST 5300 race line
- Fully rebuildable and serviceable through AST
- Externally adjustable damping
- Sold as an individual demo unit, not a complete coilover set
Fitment
| Year Range | Make | Model |
|---|---|---|
| Application specific | Contact for confirmation | Confirm damper length and mount type before ordering |
Specifications
| Detail | Value |
|---|---|
| Part Number | ASTPROMO-AST3-T |
| Brand | AST |
| Series | 5300 |
| Damper Type | Twin tube, externally adjustable |
| Condition | Demo unit, previously used for track testing |
| UPC | Not published by manufacturer |
What's Included
- 1x AST 5300 Series demo damper unit
About AST
AST Suspension is a Netherlands based manufacturer of race and track focused coilover suspension, supplying professional motorsport teams and serious track day builds.
What is the ASTPROMO-AST3-T?
The ASTPROMO-AST3-T is an individual AST 5300 Series demo damper unit previously used in track testing, sold separately from a complete coilover kit.
Is this a full coilover kit or a single damper?
This listing is for a single damper unit, not a complete four corner coilover set.
Has this damper been used before?
Yes, this is a demo unit from AST track testing, not new old stock.
Can this damper be rebuilt if it wears out?
Yes, AST 5300 dampers are fully serviceable and can be rebuilt by AST.
Is the damping adjustable?
Yes, the 5300 Series uses externally adjustable damping.
Should I confirm fitment before ordering?
Yes, contact Black Ops Auto Works to confirm damper length and mounting compatibility with your application before purchase.
What condition grade is this unit sold as?
It is sold as a used demo unit pulled from AST track testing inventory, functionally tested.
Does this include springs or mounts?
No, this listing is for the damper body only.
Install Instructions
- Confirm damper length, stroke, and mount type match your application before installation
- Remove the factory or existing damper from the vehicle
- Transfer springs, perches, and mounts to the AST damper body if applicable
- Install the damper following AST torque specifications for mounting hardware
- Set damping adjustment to the recommended baseline and fine tune to preference
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