Originally Posted by Rich667
I used to rip valve stems out left and right with no rimlock when dirt riding. It depends on air pressure and how/where you ride. You could also install a second rim lock opposite of the first to help with balancing.
When I picked up my '97 DR350SE last year, the PO had removed both rim locks and fitted some self-tapping screws through the rims and into the tyre walls; apparently it was an old trials-riding mod that has been around for years.
Looks a bit weird, but hey presto, no balancing issues and no slippage, even with really low pressures.
It works for me - YMMV.