High-Performance Replacement: The World American 23159 Auxiliary Section Drive Gear is a direct replacement for PAI 66950, Freightliner FUL 23159, and Volvo Truck 3915248, ensuring compatibility and optimal performance. Precision Tooth Design: Engineered with 34 outer teeth and 17 inner teeth, this drive gear ensures efficient power transfer and smooth operation in transmission auxiliary sections. Durable and Long-Lasting: Manufactured with premium-grade materials, this drive gear is built to withstand heavy-duty use, providing reliable performance for up to 1 year or 100,000 miles. Versatile Application: Compatible with a wide range of Freightliner and Volvo truck models, this gear offers a cost-effective solution for maintaining and repairing heavy-duty transmission systems. Warranty-Backed Quality: Backed by a 1-year or 100,000-mile warranty, the World American 23159 Drive Gear provides peace of mind with reliable operation and guaranteed satisfaction.