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SKU: 187 541 A | UPC: 4996338187109
Cusco Type OS Rear Strut Tower Bar - Lexus GS400 / GS430 (JZS161/UZS161) 1997-2005
The Cusco Type OS rear strut tower bar reinforces the chassis on second-generation Lexus GS400 and GS430 (JZS161/UZS161) by linking upper strut mounts to cut body flex in corners. This delivers quicker steering response and planted handling stability for spirited driving. Crafted from lightweight aluminum with oval shaft and blue powdercoat it bolts directly into factory locations with all hardware included.
Key Features
- Oval Shaft Design: High-strength aluminum tube delivers maximum rigidity at minimal weight for responsive chassis control.
- Machined Billet End Plates: CNC-machined for precise fit and unyielding strength at strut towers.
- Cusco Blue Powdercoat: Tough corrosion-resistant finish emblazoned with Cusco logo for lasting performance.
- Bolt-On Installation: Factory mounting points require no drilling or cutting for straightforward setup.
- Lightweight Build: Approximately 2.5-3.0 kg to maintain balance without added bulk.
Product Notes
- Part number 187 541 A designed for JZS161 GS400 (2JZ-GE) and UZS161 GS430 (3UZ-FE).
- Fits left-hand and right-hand drive models clears factory trunk carpet and spare tire with minor trimming on select vehicles.
- Made in Japan by Cusco to JQA standards for track and street use.
Installation Notes
- Professional installation recommended.
- Direct bolt-on completes in 20-30 minutes using provided hardware.
- Torque bolts to factory specs for secure strut tower mounting.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1997-2005 | Lexus | GS400 | JZS161 |
| 1997-2005 | Lexus | GS430 | UZS161 |
| 1997-2005 | Toyota | Aristo (JDM) | JZS161/UZS161 |
Why Choose Cusco?
- Japanese motorsport leader with 40+ years in chassis parts development.
- Type OS design sets the benchmark for strut tower bars worldwide.
- Chosen by drifters time attack racers and daily drivers for proven results.
Frequently Asked Questions
-
Q: Will this clear the trunk carpet?
A: Yes bar position allows factory carpet fit minor trimming may be needed on some vehicles for flush appearance. -
Q: Does it work with aftermarket coilovers?
A: Yes designed to clear most coilover top hats and mounts. -
Q: Is the bar adjustable?
A: No fixed length precision-engineered for JZS161/UZS161 chassis.
Shipping & Handling
- Method: Standard ground shipping (long box).
- Availability: In stock - ships same or next business day
- Packaging: Box dimensions approximately 48" × 8" × 6".
- Weight: Package approximately 8-10 lbs product 2.5-3.0 kg.
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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