This differential gear set kit includes the gear set component along with a matching nut, made by PAI for Rockwell Meritor applications. It also fits Mack and Navistar platforms, meshing gear teeth to convert speed and torque ratios within the differential. Sold as 1 each, it serves as a replacement across multiple heavy-duty differential setups.
Features
PAI Gear Set, part number ER78120
Kit includes gear set (ER78120-100) and nut (ER22440)
Cross-references to Mack, Navistar, and Rockwell (Excel Products) OEM numbers
Sold as 1 each
Designed for differential applications
Tech Specs
- Sell pack: 1 EACH
- Kit contents: Gear Set (ER78120-100), Nut (ER22440)
