GM10-390 Differential Ring and Pinion Set 3.90 Gear Ratio Fits GM 8.5" & 8.625" Fits for Chevrolet, GMC, Cadillac, Buick, Pontiac, Oldsmobile Replaces 2020954, 49-0034-1, YG GM8.5-390
Alternative sizes, colours, or choices are currently unavailable.
Description
- ✅ Optimized 3.90 Gear Ratio – Enhances acceleration, towing capacity, and overall performance for GM vehicles.
- ✅ Durable 8620 Steel Construction – High-strength material ensures longevity and superior power transfer.
- ✅ Precision Machined for Smooth Operation – Heat-treated for reduced noise, efficiency, and seamless gear engagement.
- ✅ Direct Fit for GM 8.5" & 8.625" Differentials – Compatible with Chevrolet, GMC, Cadillac, Buick, and more.
- ✅ OEM Quality & 1-Year Warranty – Designed to meet or exceed factory specifications with a 1-year / 50,000-mile warranty.
Motive Gear Ring and Pinion Engineered. A division of Midwest Truck and Auto Parts, Motive Gear offers the highest quality drivetrain components on the market today. With a broader line of ring and pinion gears than any other aftermarket manufacturer, Motive Gear is the number one choice for distributors world-wide. More than just ring and pinion gears and differential bearing kits, Motive Gear offers a complete line of transmission parts and transfer case parts as well as replacement axle shafts. Along with Motive Gear's performance and axle divisions; Motive Gear Performance and TEN Factory, there simply isn't a better value in drivetrain components.
Technical Specifications
Shipping & Delivery
Your order is shipped from the USA and delivered to your door in South Africa in 10–20 working days. All items are fully tracked.
Returns & Exchanges
We offer a 30-day return window. If something isn't right, contact our support team and we'll make it right.