Motive Gear GM12-342 Differential Ring and Pinion

The Motive Gear GM12-342 is engineered for those who demand reliability and performance from their drivetrain components. This differential ring and pinion set is designed specifically for the GM 8.875" (12 Bolt) rear end, making it a solid choice for various Chevrolet and GMC applications. With a gear ratio of 3.42, this set is ideal for enhancing torque and acceleration without sacrificing drivability.

Specifications

• Ring Gear Diameter: 8.875 inches
• Ring Gear Tooth Count: 41
• Pinion Gear Tooth Count: 12
• Pinion Shaft Diameter: 1.438 inches
• Pinion Spline Count: 30
• Ring Gear Bolt Quantity: 12
• Cover Bolt Quantity: 12
• Material: 8620 Steel for enhanced durability
• Carrier Break: Compatible with 2.76 to 3.42 ratio carriers
• Standard Rotation: Designed for standard ring gear rotation

Installation Notes

When installing the GM12-342, ensure that you have a compatible carrier with a ratio range of 2.76 to 3.42. This will allow for optimal performance and longevity of the gear set.

Fitment

This differential ring and pinion set is compatible with a range of Chevrolet and GMC models, including:

• Chevrolet Blazer (1969-1974)
• Chevrolet C/K 10 (1964-1982)
• Chevrolet C/K 20 (1969-1981)
• Chevrolet G10 (1975-1981)
• Chevrolet G20 (1978-1981)
• Chevrolet K5 Blazer (1975-1981)
• Chevrolet Suburban (1965-1982)
• GMC C/K 15 (1966-1978)
• GMC C/K 2500 (1979-1981)
• GMC Jimmy (1970-1981)

With extensive testing and development behind its design, the GM12-342 by Motive Gear stands out as a reliable option for those looking to upgrade their differential setup. Experience the difference that precision engineering can make in your vehicle’s performance.