[EricH]

Originally Posted by CRBreingan

Is anyone having problems with these motors? They're supposed to do something like 75 rpm. But we're getting about 35 rpm out of them.

Free speed or loaded speed? Usually, motor speeds are given as free speed. Typically, you want to design the motor for 75% of free speed while under load. It sounds like you didn't, so you may need to do a redesign.