Cusco Close Ratio Transmission Gear Set Type A

Toyota Corolla GT-S AE86 (T50) 1983–1987

Part #: 116 028 AA

Overview

The Cusco Close Ratio Transmission Gear Set Type A is designed to enhance the performance and driving experience of your Toyota Corolla GT-S AE86. Crafted specifically for enthusiasts who seek quicker acceleration and more responsive shifting, this gear set replaces the stock transmission gears with closely spaced ratios that optimize power delivery across the RPM range. Whether you're a street racer, track day enthusiast, or a dedicated collector restoring a classic AE86, this gear set offers a significant upgrade over the factory components.

By upgrading to Cusco's close ratio gears, you'll notice improved acceleration and a more engaging driving feel. This gear set is engineered to support spirited driving, helping you extract maximum performance from your engine while maintaining durability and reliability. Designed for those who demand precision and performance, the Cusco Close Ratio Transmission Gear Set Type A is an essential upgrade for your AE86 build.

Key Features

The Cusco Close Ratio Transmission Gear Set features advanced engineering and high-quality materials to deliver superior performance and durability. Key features include:

• Precision-machined gears crafted from high-strength steel for enhanced durability and wear resistance.
• Close gear ratios designed to reduce shift times and improve acceleration response, ideal for racing and spirited driving.
• Optimized gear spacing to maximize power transfer and engine efficiency across the RPM range.
• Engineered with Cusco's renowned quality standards, ensuring reliable performance under demanding conditions.
• Designed specifically for the Toyota Corolla GT-S AE86 (T50 chassis), ensuring perfect fitment and seamless installation.
• Suitable for use in both street and track environments, providing a balance of performance and reliability.

Construction & Design

The Cusco Close Ratio Transmission Gear Set is meticulously engineered using high-grade steel to withstand the stresses of high-performance driving. Each gear is CNC-machined for precise tooth engagement, ensuring smooth and consistent shifts. The close ratio design reduces the gap between gears, allowing for quicker acceleration and more precise power delivery. The set is designed to be a direct replacement for the stock gears, maintaining OEM compatibility while delivering enhanced performance.

The gear set's robust construction and precise engineering make it suitable for both daily driving and competitive motorsport applications. Cusco's attention to detail and quality control ensure that each gear set meets strict standards for durability and performance, giving you confidence in your transmission upgrade.

Performance & Sound

Upgrading to the Cusco Close Ratio Transmission Gear Set significantly improves your vehicle's acceleration and shifting response. While specific horsepower or torque gains depend on your engine setup, the gear set's optimized ratios help you make the most of your engine's powerband. The closer gear ratios result in quicker shifts, reducing lag and enhancing throttle response, especially during aggressive driving or racing scenarios.

In addition to performance benefits, the gear set provides a more engaging driving experience with a sportier feel. You may notice a slightly more pronounced transmission noise due to the closer gear spacing, which is typical for close ratio sets designed for performance applications.

Installation & Fitment

The Cusco Close Ratio Transmission Gear Set is a direct replacement for the stock gears in your Toyota Corolla GT-S AE86 (T50 chassis). Installation requires removal of the transmission and disassembly of the stock gear components. It is recommended that installation be performed by a qualified mechanic familiar with transmission work. Proper setup and adjustment are essential to ensure optimal performance and longevity.

No modifications to the transmission case are necessary, and the gear set is designed to fit perfectly without additional machining or parts. As with all transmission upgrades, it is advisable to inspect and replace related components such as synchros and bearings to ensure smooth operation.

What's Included

• Complete set of close ratio gears for the transmission
• Installation hardware and shims (if applicable)
• Instruction manual for proper installation and setup

Ideal For

• AE86 owners seeking improved acceleration and shift response
• Performance enthusiasts and racers looking for a competitive edge
• Restorers aiming to upgrade the transmission for better durability and performance
• Anyone wanting to maximize the potential of their Toyota Corolla GT-S AE86

Emissions Note

This product is designed for off-road or racing use only and may not be legal for street use in all jurisdictions. Please check local regulations before installation.