Yukon Gear & Axle YGAAM12.0-488 Ring and Pinion Set Ratio for AAM Rear Differential - 4.88 12.0

The Yukon Gear & Axle YGAAM12.0-488 is a precision-engineered ring and pinion gear set designed specifically for 2019-newer Ram 4500/5500 trucks equipped with the American Axle Manufacturing (AAM) 12.0-inch rear differential. With a 4.88:1 gear ratio, this set delivers increased torque multiplication for improved towing capacity, acceleration, and off-road performance.

Key Features:

• 4.88:1 gear ratio for enhanced low-end torque and power delivery
• Engineered for AAM 12.0-inch rear differentials in 2019+ Ram 4500/5500 heavy-duty trucks
• 16-bolt ring gear design provides superior strength and load-bearing capability
• Advanced heat-treating processes ensure exceptional durability and wear resistance
• State-of-the-art manufacturing techniques deliver precise tooth contact patterns
• Quality-tested to meet strict specifications for surface finish and structural integrity

Yukon Gear & Axle uses leading-edge design and manufacturing processes to produce gear sets that deliver reliable performance under the demanding conditions of heavy-duty truck applications. Each ring and pinion set is crafted to provide optimal fitment, quiet operation, and long service life.