Cusco LSD Type-MZ

2020–2023 Toyota GR Yaris / 2023+ GR Corolla GZEA14H 1-Way Limited Slip Differential

Part #: LSD 1C7 A

Overview

The Cusco LSD Type-MZ is a high-performance limited slip differential designed specifically for the Toyota GR Yaris (2020 and newer) and GR Corolla (2023 and newer) models. Engineered to enhance traction and handling, this LSD is ideal for enthusiasts who demand precise control and durability during spirited driving, track days, or off-road adventures. Whether you're pushing your vehicle on the street or at the race track, the Type-MZ LSD provides a reliable solution to improve your vehicle’s cornering capabilities and overall stability.

Built with a focus on simplicity and robustness, the Type-MZ LSD offers a traditional cone-spring mechanical actuation that delivers a linear and predictable lockup behavior. This makes it suitable for drivers who prefer the feel of classic mechanical LSDs, with the added benefit of Cusco’s renowned durability. The design ensures consistent performance over time, making it a popular choice among performance-oriented drivers seeking a balance between aggressive lockup and smooth operation.

Key Features

The Cusco LSD Type-MZ incorporates several advanced features that set it apart from standard differentials:

• Classic cone plate spring actuation provides a linear and progressive lockup, allowing for smooth engagement and predictable handling characteristics.
• Opposing lock vector design ensures maximum simplicity and durability, reducing maintenance needs and increasing longevity under demanding conditions.
• Shallow actuation rate from initial lock to full lock offers a flexible lockup experience, ideal for both street driving and competitive racing.
• Constructed with high-quality materials to withstand high torque loads and aggressive driving scenarios.
• Designed specifically for high-powered vehicles, ensuring optimal performance in demanding environments.
• Offers a balance between aggressive locking and smooth operation, making it suitable for a variety of driving styles.
• Easy to install with minimal modifications required, thanks to Cusco’s precise engineering and fitment standards.
• Proven track record for reliability and consistent performance in motorsport and enthusiast applications.

Construction & Design

The Cusco LSD Type-MZ features a robust cone-spring mechanism housed within a durable casing designed to handle high torque loads. The cone plates are engineered for precise engagement, providing a linear lockup characteristic that enhances vehicle control during cornering. The opposing lock vector design simplifies the internal structure, reducing potential points of failure and ensuring long-term durability. Crafted with high-grade steel components and precision machining, this LSD maintains excellent performance even under extreme conditions. Its straightforward design not only improves reliability but also facilitates easier maintenance and adjustments if needed.

Performance & Sound

While specific horsepower or torque gains are not provided, the Cusco LSD Type-MZ is renowned for its ability to improve traction and handling in high-performance applications. Drivers will notice more confident cornering, especially during aggressive driving or on twisty roads. The linear actuation provides a predictable lockup feel, enhancing driver confidence and vehicle responsiveness. The differential’s design minimizes unwanted noise and chatter, ensuring a smooth and controlled driving experience both on the street and on the track.

Installation & Fitment

The Cusco LSD Type-MZ is a bolt-on upgrade designed to fit directly into the factory differential housing of the Toyota GR Yaris (2020+) and GR Corolla (2023+). Installation typically requires standard mechanical skills and tools; however, professional installation is recommended to ensure proper setup and optimal performance. No cutting or drilling is necessary, and the differential can be installed with basic automotive tools. For best results, an alignment and inspection of related drivetrain components are advised after installation.

• Direct bolt-in replacement for factory differential
• No cutting, drilling, or special tuning required
• Compatible with stock or upgraded axles and driveshafts

What's Included

• Cusco LSD Type-MZ limited slip differential assembly
• Installation hardware and mounting components
• Comprehensive instruction manual

Ideal For

• Performance enthusiasts seeking improved cornering traction
• Track day drivers and racers looking for reliable lockup
• Owners of Toyota GR Yaris and GR Corolla aiming for enhanced handling
• Drivers who prefer the feel of traditional cone-spring mechanical LSDs

Emissions Note

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