Description
Product Overview
The Motive Gear SS12 differential assembly kit is engineered for durability and performance. Constructed from high‑grade aluminum, the kit reduces overall weight while maintaining structural integrity. Precise dimensions (3.6 x 4.1 x 2.5 inches) and a weight of just 0.01 ounces ensure a snug fit for JEGS model applications. Included components match OEM part numbers (SS12) for seamless replacement, and the package arrives in a sturdy box measuring 10.69 x 6.46 x 9.34 inches.
Usage
Designed for automotive enthusiasts, mechanics, and hobbyists, this kit is ideal for replacing or upgrading differential assemblies in a variety of passenger and light‑truck vehicles. Whether performing routine maintenance, restoring a classic car, or enhancing a performance build, the SS12 kit offers straightforward installation with standard tools. 
Why Choose Us
Motive Gear combines over a decade of engineering expertise with rigorous quality control. Each kit undergoes dimensional verification and material testing to guarantee a perfect match to OEM specifications. Manufactured in China under strict standards, the product benefits from cost‑effective production without compromising on strength or finish. Customer reviews average 4.3 stars, reflecting reliable performance and satisfaction.
Key Features
- Lightweight aluminum construction reduces unsprung weight for improved handling.
- Exact OEM dimensions ensure a direct, bolt‑for‑bolt replacement.
- Corrosion‑resistant finish extends service life in harsh environments.
- Comes with all necessary hardware for a complete installation.
- Backed by Motive Gear’s quality guarantee and responsive support.
FAQ
Is this kit compatible with all JEGS vehicle models?
The SS12 kit is designed to match the JEGS model number listed in the product specifications. Verify your vehicle’s part number against the OEM reference (SS12) to ensure compatibility.
Do I need special tools to install the kit?
Standard hand tools such as wrenches, sockets, and a torque wrench are sufficient. No proprietary equipment is required.
What is the warranty period for this differential kit?
Motive Gear offers a one‑year limited warranty covering manufacturing defects. Register your purchase on the Motive Gear website for full warranty activation.
Can the kit be used in high‑performance applications?
Yes. The aluminum alloy provides a balance of strength and reduced weight, making it suitable for both daily driving and performance upgrades.
How does the weight of this kit compare to a steel differential?
The aluminum construction is significantly lighter—typically 30‑40% less weight than comparable steel assemblies—helping improve vehicle dynamics.





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