ZG GM8.5-411 Ring and Pinion Set by USA Standard Gear

If you're looking to enhance the performance of your GM vehicle, the ZG GM8.5-411 ring and pinion set from USA Standard Gear is a solid choice. This set is designed to fit GM 8.5-inch and 8.6-inch differentials, making it a versatile upgrade for a range of classic and modern builds. With a 4.11 gear ratio, this set provides the perfect balance of acceleration and highway cruising, ensuring you get the most out of your engine's power.

Why Choose the ZG GM8.5-411?

Upgrading your ring and pinion can make a noticeable difference in how your vehicle performs. The ZG GM8.5-411 is engineered for durability and precision, so you can tackle both daily driving and spirited weekend outings with confidence. Plus, with a 1-year warranty against manufacturer defects, you can trust that you're making a reliable investment.

Technical Specifications

• Fits GM 8.5 inch and 8.6 inch differentials
• Ring Gear Diameter: 8.50 inches
• Pinion Spline Count: 30
• Number of Ring Gear Bolts: 10
• Gear Ratio: 4.11

Vehicle Fitment

This ring and pinion set is compatible with a wide range of GM vehicles, including:

• Buick Apollo (1973-1975)
• Buick Electra (1971-1989)
• Chevrolet Camaro (1970-1981)
• Chevrolet Silverado 1500 (1999-2017)
• GMC Sierra (1999-2017)
• And many more...

Real-World Performance

Many owners have reported significant improvements after installing the ZG GM8.5-411. For instance, a Chevrolet Silverado 1500 owner mentioned, "After switching to the 4.11 gears, my truck feels much more responsive, especially when towing. It really brought my acceleration back to life!"

Whether you're restoring a classic or upgrading a modern truck, the USA Standard Gear ZG GM8.5-411 ring and pinion set is a smart choice that delivers performance and reliability. Get ready to experience a new level of driving pleasure!