SKU: RAC-B1603SD | UPC: astRAC-B1603SD
AST 5300 Series Coilovers BMW 1 M Coupe E82 2011 & M3 E90/E92/E93 2008-2013
AST 5300 Series RAC-B1603SD delivers 3-way motorsport suspension with monotube coilovers featuring external reservoirs for BMW 1 M Coupe E82 2011 and M3 E90/E92/E93 2008-2013. Adjust rebound high-speed and low-speed compression independently plus ride height for track-tuned response. Inverted front struts manage side loads while camber plates optimize grip.
Key Features
- 3-Way Damping Adjustment: 12-click rebound 12-click low-speed compression 10-click high-speed compression control chassis motion for every track condition
- External Reservoirs: Increase oil volume for superior heat dissipation during extended high-speed runs
- Inverted Monotube Design: Front struts resist heavy braking and cornering forces rear dampers provide balanced traction
- Camber-Adjustable Front Top Mounts: Pillowball mounts with camber plates allow geometry changes for front-end grip
- Solid Rear Top Mounts: Rigid pillowball design eliminates deflection improves rear stability
Product Notes
- Kit includes 4 shock absorbers with custom spring rates front 10kg/mm rear 12kg/mm
- Rebuild service available from AST for long-term track use
- Special order item expect 4-6 week lead time
Installation Notes
- Professional installation recommended.
- Full alignment required after install to set camber and toe.
- OEM hardware compatible includes all top mounts and fittings.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2011 | BMW | 1 Series M | Base |
| 2008-2013 | BMW | M3 | Base |
Why Choose AST?
- Hand-assembled in Netherlands for racing teams worldwide
- Monotube construction with high-flow pistons withstands extreme abuse
- Custom valving options match any driving style or setup
Frequently Asked Questions
- Q: Will this fit my 2011 BMW 1M E82?
A: Yes direct bolt-on for E82 1M Coupe includes all mounts for E82 and E9x M3 chassis. - Q: What materials are used?
A: 6061-T6 aluminum reservoirs high-tensile steel bodies titanium coilover caps for durability. - Q: What is the warranty?
A: 1-year manufacturer warranty covers defects with rebuild program for track maintenance.
Shipping & Handling
- Method: UPS Ground or Freight
- Availability: Special order ships in 4-6 business weeks
- Packaging: Foam-lined oversized boxes 42 x 16 x 16 inches
- Weight: 55 lbs
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