Ensure you have the complete set (2000v1137.part1.rar, part2.rar, etc.) in one directory.
most likely associated with the "2000v1137" naming convention. 2000v1137.part7.rar
Select "Extract To" and choose your destination folder. The program will automatically read through to part7.rar to finish the job. If you'd like, I can help you: Find missing parts if you can't complete the set. Troubleshoot extraction errors like "CRC failed." Ensure you have the complete set (2000v1137