[Dan_Karol]

Actually, all the strengths are listed here:

http://www.vexlabs.com/vex-robotics-gear-kit.shtml

Thanks for the answer. So with all these Vex gearboxes, when can we expect a contest to see who can build the strongest gearbox? I'll give it to whoever has their Vex robot lift them off the ground.

O thx!, i spent 2 hours searching for them the other day, guess i looked in the wrong places