Originally Posted by barba
Are you sure the cable tension is right? New cables stretch a little during a breaking in period. Check the alignment of the rear der. below the cogs. I bet it will be ever so slightly off.
I did recheck cable tension several times. The rear derailler is slightly misaligned in the skipping gears; however, if I adjust it for good alignment, it seems like the skip problem migrates to other gears.