
| 1945 | Leo Tracey founds Tracey Gear in the garage of his home in Pawtucket, RI |
| 1953 | Tracey Gear completes construction at 511 York Avenue Pawtucket, RI |
| 1972 | Leo retires and sells the company to his sons: Steve, Mike, & Rick |
| 1982 | Tracey Gear acquires Simon Gear of Agawam, MA |
| 1987 | Tracey Gear acquires Enterprise Shafting of Pawtucket, RI Tracey Gear & Precision Shaft moves to 740 York Avenue Pawtucket, RI |
| 1992 | Tracey Gear & Precision Shaft acquires Crofoot Gear of Easton, MA |
| 1997 | Tracey Gear & Precision Shaft acquires Milford Gear of Milford, CT |
| 2002 | Tracey Gear & Precision Shaft acquires Union Gear & Shaft of Quincy, MA |