If you don't already use them, the Anderson Powerpole Connectors are a MUST HAVE for any team's wiring! They make replacing motors, speed controllers, and other important electrical components parts much easier, faster, and safer.
Here's a guide from the FIRST website related to them. At the end, it tells you where you can purchase the connectors and the related crimping tool.
http://www.usfirst.org/sites/default...pole-Guide.pdf