Posi-Traction Differential Cases
- Late Great Chevy (58-96) PART #: 40-169514-1 Full Size Chevy Positraction Differential Case, With SpiderGear, 3-Series, 1958-1964$767.99 EachTri-Five (55-57) PART #: 57-153074-1 Chevy 3-Series Positraction Differential Case, With Spider Gears, 1955-1957$767.99 Each