UNLIMITED WORKS FINAL GEAR KIT FOR MITSUBISHI LANCER EVOLUTION IV–X
Original price was: ¥210,000.¥194,800Current price is: ¥194,800.
You can also purchase individual parts. See the prices below.

This can be shipped via economy air shipping to most parts of Asia, the US, and Europe. However, the territories cannot be covered with this shipping, we may request an additional shipping charge after the buyer places the order.
Description
EXPAND YOUR GEARING POSSIBILITIES WITH STRENGTHENED FINAL DRIVE OPTIONS.
The Unlimited Works Original Final Gear Kit provides Evolution owners with essential gearing flexibility that has long been unavailable.
Designed for those who have struggled to find the ideal final drive ratio for their specific combination of transmission, circuit, and power output, this kit delivers multiple ratio options with sufficient strength for tuned competition vehicles.
Product Highlights
⚙️ MULTIPLE RATIO OPTIONS PER PLATFORM
Choose the perfect final drive to complement your transmission setup and circuit requirements:
| Application | Stock Final | Available Ratios |
|---|---|---|
| EVO IV–IX 5-Speed | 4.529 / 4.875 | 4.08 / 4.31 / 4.928 |
| EVO VIII–IX 6-Speed | 4.583 | 4.00 / 5.09 |
| EVO X 5-Speed | 4.687 | 4.188 / 4.917 / 5.08 / 5.286 |
🏎️ SOLUTION FOR THE “MISSING RATIO” DILEMMA
Developed specifically for enthusiasts who have faced the frustration of not having the right final drive ratio available for their setup. Whether seeking longer gearing for high-speed circuits or shorter gearing for acceleration-focused courses, this kit fills the gaps in the Evolution’s gearing options.
💪 COMPETITION-GRADE STRENGTH
Engineered with sufficient strength margins for use in various tuned competition vehicles. Suitable for high-horsepower applications and aggressive track use.
🔄 PERFECT COMPANION TO CROSS-MISSION TRANSMISSIONS
For CN–CT series 5-speed transmissions, the combination of a close-ratio transmission with the 4.31 final gear is highly recommended. This pairing allows wider use of 2nd to 3rd gears, optimizing the powerband for circuit driving.
Technical Specifications & Application
This is a performance final gear kit for Mitsubishi Lancer Evolution transmissions.
Key Details
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Product: Unlimited Works Original Final Gear Kit
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Construction: High-strength materials suitable for tuned competition vehicles
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Application: Multiple Evolution platforms with specific ratio availability
Vehicle Compatibility & Ratio Options
EVO IV–IX 5-Speed
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Stock Ratios: 4.529 / 4.875
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Available Unlimited Works Ratios: 4.08 / 4.31 / 4.928
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Recommended Combination: Close-ratio transmission + 4.31 final for optimal 2nd–3rd gear usage
EVO VIII–IX 6-Speed
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Stock Ratio: 4.583
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Available Unlimited Works Ratios: 4.00 / 5.09
EVO X 5-Speed
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Stock Ratio: 4.687
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Available Unlimited Works Ratios: 4.188 / 4.917 / 5.08 / 5.286
Performance Characteristics
🎯 GEARING OPTIMIZATION
Selecting the appropriate final drive ratio allows you to:
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Match gear spacing to specific circuit characteristics
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Optimize acceleration out of corners
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Achieve ideal RPM at critical speed sections
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Complement transmission gear ratios for perfect powerband utilization
🔄 5-SPEED RECOMMENDATION
For CN–CT series 5-speed Evolutions (IV–IX), pairing a close-ratio transmission with the 4.31 final gear creates an exceptionally versatile setup. This combination allows wider, more usable range in 2nd and 3rd gears—critical gears for circuit driving.
🏁 COMPETITION APPLICATIONS
Engineered specifically for:
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Time attack vehicles
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Circuit racing Evolutions
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High-horsepower tuned cars
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Specialized competition use
Additional information
| OPTION | EVO IV-VII: 5-speed transmission , EVO VIII, IX: 5-speed transmission , EVO VIII, IX: 6-speed transmission (CT9A) , 86 / BRZ: 6-speed transmission |
|---|
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