Originally Posted by
Jeff Wills
Hyperglide only applies to the rear cluster (cassette or freewheel). Shimano's enhance front chainring shifting is called Hyperdrive:
http://www.shimano.com.au/publish/co...echnology.html
I'm guessing that the OP bought the wrong chain since he bought a 6-speed chain for a 7-speed system.
Interesting, I did not know drive and glide were two different techs, I thought they just changed the name over time.