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The AST 5100 Series Coilover Kit, part ACU-S6206S, is a 1-way rebound adjustable inverted monotube coilover system built for the 2002-2007 Subaru WRX, with ride height and 12-position damping adjustment.
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2007 | Subaru | WRX | n/a |
| Detail | Value |
|---|---|
| AST Part Number | ACU-S6206S |
| Series | AST 5100 Series |
| Damping Adjustment | 1-way, 12 positions |
| Design | Inverted monotube, gas-pressurized |
| Ride Height | Adjustable |
| Top Mounts | OEM compatible |
AST Suspension designs and cold-coils coilovers and lowering springs in the Netherlands, engineering each kit to work with OEM dampers or its own adjustable dampers for a controlled ride.
Yes, springs are included with the complete coilover kit.
Can I adjust ride height?Yes, the threaded body allows full ride height adjustment.
How many damping settings does this have?It offers 1-way rebound adjustment across 12 positions.
Will this work with my factory top mounts?Yes, it is compatible with OEM top mounts.
Does this fit STI models?Fitment was verified for the WRX. STI applicability is not confirmed by the manufacturer.
Is this a monotube or twin-tube design?It uses an inverted monotube design with gas and oil divided by a floating piston.
Do I need an alignment after installing this?Yes, a wheel alignment is recommended after any coilover installation.
What is included in the box?One complete coilover kit with springs for all four corners.
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