OS Giken Super Lock Limited Slip Differential

Fits Most Chrysler/Dodge 6.1L SRT8 (05-10)

Part #: CR031-HA

Overview

The OS Giken Super Lock Limited Slip Differential (LSD) is a high-performance drivetrain upgrade designed specifically for Chrysler and Dodge SRT8 models equipped with automatic transmissions. This premium LSD enhances traction by efficiently distributing torque between the rear wheels, reducing wheel spin and improving grip during aggressive acceleration and cornering. It is engineered to deliver superior rear-end stability and improved handling characteristics, making it an essential upgrade for enthusiasts who demand better control and confidence on both street and track.

Compatible with a range of vehicles including the Chrysler 300C SRT8 (2005–2010), Dodge Charger SRT8 (2006–2014), Dodge Magnum SRT8 (2006–2008), and Dodge Challenger SRT8 (2006–2008), this differential is tailored to meet the specific performance needs of these powerful V8 models. Whether you are upgrading for spirited street driving or weekend track sessions, the OS Giken Super Lock LSD delivers consistent and reliable performance.

Key Features

Engineered with precision and durability in mind, the OS Giken Super Lock LSD offers a range of advanced features that enhance vehicle dynamics and drivetrain efficiency:

• Designed exclusively for automatic transmission Chrysler 300C, Dodge Charger, Magnum, and Challenger SRT8 models
• High-performance limited slip design improves traction and reduces wheel slip under acceleration
• Precision-machined internal components ensure smooth engagement and consistent torque transfer
• Robust construction built to withstand high horsepower and torque applications
• Enhances vehicle stability and cornering response for improved driving confidence
• Direct bolt-in replacement with no modifications required for specified models and years
• Manufactured by OS Giken, a trusted leader in motorsport-grade drivetrain components
• Sealed and pre-filled with high-performance lubricant for optimal operation from installation

Construction & Design

The OS Giken Super Lock LSD is crafted from high-grade steel alloys and precision-engineered to exacting tolerances. Its internal clutch packs and gear sets are designed to provide a progressive locking effect, balancing smooth operation with aggressive torque biasing to maximize traction without compromising drivability. The differential housing and components undergo rigorous quality control to ensure durability and reliability under demanding driving conditions.

OS Giken’s proprietary design minimizes drivetrain lash and maximizes power transfer efficiency, resulting in a differential that performs reliably on both street and track. The unit is sealed and pre-filled with a specialized high-performance lubricant to ensure optimal function immediately after installation, reducing maintenance requirements and enhancing longevity.

Installation & Fitment

This Super Lock LSD is a direct replacement for the factory rear differential in the specified Chrysler and Dodge SRT8 models equipped with automatic transmissions. Installation involves standard differential removal and reinstallation procedures, typically performed by a professional technician. No modifications to the axle or drivetrain components are necessary, ensuring a straightforward and hassle-free upgrade.

Proper installation and break-in procedures are recommended to achieve maximum performance and durability. This product is intended for vehicles within the listed model years and engine configurations only.

What's Included

• OS Giken Super Lock Limited Slip Differential unit
• Pre-installed clutch packs and internal components
• Sealed differential housing pre-filled with high-performance lubricant
• Installation instructions and technical documentation

Ideal For

This OS Giken Super Lock LSD is ideal for performance enthusiasts and drivers who demand enhanced traction, improved handling, and greater rear-wheel control from their Chrysler 300C SRT8, Dodge Charger SRT8, Dodge Magnum SRT8, or Dodge Challenger SRT8 equipped with automatic transmissions. It is perfectly suited for street performance upgrades, weekend track use, and any driving scenario where superior rear-end grip and vehicle stability are priorities.

OS Giken is a Japan-based performance drivetrain brand best known for race-proven multi-plate clutches and advanced limited-slip differentials like the Super Lock LSD. Built for high-grip, high-load driving, OS Giken components are designed to deliver consistent lockup, durability, and tunability—ideal for track, drift, and serious street performance builds.