Gear, trans. countershaft, second gear: 8N, 1948-52; NAA; all 4 speed trans., 1953-64. 17 teeth. B9NN7114A$101.69 Davis Tractor Parts Ford 8N Dept 24263 Antioch Rd. Andalusia, AL 36421 Phone: 334-222-7214 Fax: 334-222-0025 Email: parts@davistractor.com