BC Racing RM Series Coilover System (1999 - 2004 Ford Mustang Cobra - With IRS) - E-11-RM
Inverted Coilover Precision for the IRS Cobra
Enhance the performance of your 1999 - 2004 Ford Mustang Cobra with Independent Rear Suspension (IRS) using the BC Racing RM Series Coilover System. This setup features inverted mono-tube front dampers engineered to reduce unsprung weight and improve heat dissipation, resulting in sharper steering response and greater chassis rigidity. Built to withstand the high lateral loads unique to track and spirited driving, the RM Series delivers precise control, stability, and ride customization - perfect for the Cobra's performance-focused suspension layout.
Performance Highlights
- Inverted mono-tube front design lowers unsprung weight for improved steering feedback and suspension response.
- Large inverted piston shaft resists deflection and fatigue under heavy lateral load, maintaining damping consistency.
- Independent height adjustment allows you to set ride height without changing spring preload or travel.
- 30 levels of compression/rebound adjustability let you fine-tune handling for street or track use.
- Front camber plates included on applicable kits for alignment precision and added cornering grip.
- Linear damping characteristics provide consistent, predictable handling balance.
- Swift spring compatible and available with custom spring rates to suit your build.
- Fully rebuildable for long-term reliability and tuning flexibility.
- 1-year manufacturer warranty for quality assurance and peace of mind.
Quick Specs
- Brand: BC Racing
- Series: RM Series
- Part Number: E-11-RM
- Vehicle: 1999 - 2004 Ford Mustang Cobra (With IRS)
- Design: Inverted front / Upright BR-style rear
- Adjustability: 30-way simultaneous compression/rebound
- Spring Rates: Front 6kg/mm | Rear 8.5kg/mm
- Front Camber Plates: Included
- Rear Camber Plates: Optional (where applicable)
- Warranty: 1 Year (Manufacturer Defect)
- Rebuildable: Yes
Why Choose BC Racing RM Series Coilovers?
The BC Racing RM Series Coilovers bring track-level control and durability to the 1999 - 2004 Cobra's IRS platform. By relocating the heavy damper components higher in the chassis, the RM design enhances handling precision, balance, and ride consistency. With 30 levels of damping adjustment and independent height tuning, you can build your Cobra for comfort, autocross, or full track duty - knowing it will deliver predictable and responsive performance.
FAQs
How is the RM Series different from the BR Series?
The RM Series uses an inverted damper design that offers greater structural rigidity and lower unsprung weight than the BR Series, providing enhanced feedback and heat resistance during performance driving.
Does this kit fit solid rear axle Mustangs?
No. The E-11-RM kit is designed exclusively for IRS-equipped 1999 - 2004 Mustang Cobras.
Can I adjust damping and height independently?
Yes. The RM Series allows separate adjustment for ride height and damping, giving you total control over suspension tuning without affecting spring preload.
Are Swift Springs or custom rates available?
Yes. BC Racing offers custom spring rates and Swift spring upgrades for fine-tuning performance and comfort.
Fitment
- 1999 Ford Mustang Cobra (With IRS)
- 2000 Ford Mustang Cobra (With IRS)
- 2001 Ford Mustang Cobra (With IRS)
- 2002 Ford Mustang Cobra (With IRS)
- 2003 Ford Mustang Cobra (With IRS)
- 2004 Ford Mustang Cobra (With IRS)
Why Buy from Beefcake Racing?
Beefcake Racing is an authorized BC Racing dealer providing fast shipping, competitive pricing, and expert setup advice. Our team specializes in Mustang suspension performance and will help you choose the best setup for your goals. Contact us at sales@beefcakeracing.com or call 1-855-827-7223. Beefcake Racing - Performance Starts Here.
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