This AST Suspension 99-09 Honda S2000 AP1 RWD 5100 Comp Coilovers w/ Springs & Topmounts is an application-specific damper or coilover system. Confirm the exact vehicle, drivetrain, axle configuration, damper series, adjustment functions, spring arrangement, top-mount requirements, and included components before ordering.
Key Features
- Monotube Design: Large 46mm front piston prevents aeration for responsive valving and consistent performance across driving conditions.
- 12-Position Rebound Adjustment: Fine-tune damper return speed for custom track setup or street comfort with distinct feedback per click.
- Camber-Adjustable Front Top Mounts: Alter front-end geometry to enhance wheel grip and cornering precision.
- Solid Rear Top Mounts: Provide rigid support for rear stability during high-speed maneuvers.
- Rebuildable Dampers: Service at certified AST centers to maintain peak performance over time.
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 1999-2009 | Honda | S2000 | Base |
| 2008-2009 | Honda | S2000 | CR |
Specifications
| Brand | AST Suspension |
|---|---|
| Manufacturer Part Number | ACC-H1301S |
| Product Type | Coilovers |
| Condition | New |
| Configuration | 99-09 Honda S2000 AP1 RWD 5100 Comp Coilovers w/ Springs & Topmounts |
| 12-Position Rebound Adjustment | Fine-tune damper return speed for custom track setup or street comfort with distinct feedback per click. |
| Camber-Adjustable Front Top Mounts | Alter front-end geometry to enhance wheel grip and cornering precision. |
| Solid Rear Top Mounts | Provide rigid support for rear stability during high-speed maneuvers. |
| Rebuildable Dampers | Service at certified AST centers to maintain peak performance over time. |
| Rebound Adjustment | Fine-tune damper return speed for custom track setup or street comfort with distinct feedback per click. |
What's Included
One new AST Suspension product in the exact part number, dimensions, rate, adjustment specification, and quantity identified on this page. Springs, dampers, top mounts, reservoirs, adjusters, links, tools, lines, fittings, and hardware are included only when expressly stated for this exact configuration.
About AST Suspension
AST Suspension develops performance springs, dampers, coilovers, top mounts, and motorsport suspension components. Vehicle fitment, dimensions, rates, adjustment functions, and included components remain exact-part specific.
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Frequently Asked Questions
How do I confirm this AST damper kit fits?
Match the exact vehicle, chassis, drivetrain, axle layout, damper series, spring arrangement, top mounts, reservoirs, and every application note.
Which damping adjustments are included?
Adjustment functions vary by AST series and exact part number. Confirm whether the kit controls rebound, compression, or both before ordering and setup.
Are springs and top mounts included?
Only components expressly listed for the exact part number are included. Springs, top mounts, reservoirs, drop links, and adjustment hardware vary by configuration.
What setup is required after installation?
Set ride height and corner balance where applicable, verify travel and clearance, torque all mounts, and complete a professional alignment before normal use.
Installation Instructions
- Confirm the exact AST part number, complete application or dimensional specification, included components, and current instructions before disassembly.
- Support the vehicle at approved points and record the original ride height, alignment, suspension orientation, and adjustment settings.
- Install components in the specified position and sequence using correct spring-compression, torque, preload, ride-height, and damper setup procedures.
- Verify full suspension and steering travel, tire and wheel clearance, brake-line routing, fastener torque, and damper operation.
- Settle the suspension, measure final ride height, complete a professional alignment, and recheck the installation after the initial driving cycles.
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