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SKU: 564 541 A | UPC: 4996338564108
Cusco Type OS Rear Strut Tower Bar - Mitsubishi Lancer Evolution VII / VIII / IX (CT9A) 2001-2007
The Cusco Type OS rear strut tower bar for the CT9A Lancer Evolution 7/8/9 connects the upper rear strut mounts to add chassis rigidity and reduce body flex during hard cornering. This improves traction, stability, and handling precision on 2001-2007 Mitsubishi Lancer Evolution VII, VIII, and IX models. The lightweight aluminum oval shaft with blue powdercoat finish and machined billet ends offers a direct bolt-on upgrade that also enhances trunk aesthetics.
Key Features
- Oval Shaft Aluminum Construction: High-strength lightweight tube delivers maximum rigidity with minimal added weight.
- Machined Billet End Plates: Precision CNC-machined for exact fitment and long-term durability.
- Cusco Blue Powdercoat: Corrosion-resistant finish emblazoned with Cusco logo for lasting protection.
- Direct Bolt-On Design: Installs using factory mounting points with no drilling or modifications needed.
- Enhanced Rear Stiffness: Minimizes strut tower deflection for quicker suspension response and better cornering.
Product Notes
- Part number 564 541 A fits all 2001-2007 CT9A chassis Lancer Evolution models.
- Compatible with factory trunk carpet, spare tire, and most aftermarket coilovers. minor trimming possible on some setups.
- Product weight approximately 2.5-3.0 kg with 60-70% lighter than factory steel brace.
Installation Notes
- Professional installation recommended.
- Uses factory hardware and mounting points for 20-40 minute install time.
- Torque to factory specifications for optimal performance.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2003 | Mitsubishi | Lancer Evolution VII | TME/RS/MR/GRS (CT9A) |
| 2003-2005 | Mitsubishi | Lancer Evolution VIII | MR/RS/FQ (CT9A) |
| 2005-2007 | Mitsubishi | Lancer Evolution IX | MR/RS/FQ-360 (CT9A) |
Why Choose Cusco?
- Japanese motorsport leader with rally and drift victories on Evo platforms.
- Type OS design proven as the original and most-used Cusco strut bar.
- Built to JQA standards in Japan for precise engineering on CT9A chassis.
Frequently Asked Questions
-
Q: Does this clear the factory spare tire?
A: Yes, fits with factory spare tire and trunk liner. minor trimming may be needed on select vehicles. -
Q: Is the construction structural?
A: Yes, aluminum oval shaft and billet plates provide real chassis stiffening beyond cosmetics. -
Q: Does the finish resist corrosion?
A: Yes, blue powdercoat on aluminum prevents rust in all conditions.
Shipping & Handling
- Method: Standard ground shipping (oversized box).
- Availability: In stock - ships same or next business day
- Packaging: Box dimensions 48" × 12" × 8"
- Weight: Package approximately 8-10 lbs
Cusco
Cusco is a Japanese performance parts manufacturer with over 40 years of motorsports experience, producing coilovers, suspension braces, differentials, roll cages, and chassis reinforcement components for top sport compact and all-wheel-drive platforms. Cusco parts are built to motorsport tolerances and are used by professional race teams competing in Japanese domestic market racing series alongside street performance enthusiasts worldwide.Popular UpgradesCusco coilover kits, strut tower braces, and rear member braces are the most popular products for Subaru WRX and STI, Toyota 86 and GR86, Mazda Miata, Honda Civic, and Mitsubishi Evo platforms. Cusco limited-slip differentials and differential braces provide improved traction and reduced chassis flex for track and autocross builds on AWD platforms. Cusco adjustable control arms and camber kits allow precise alignment correction after lowering springs or coilovers are installed.What chassis bracing does Cusco make for the Subaru WRX...
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