The 4L60E is the same regardless of whether it's in a minitruck or a fullsize...as you stated, different stall on the TC is the only difference.
As far as years, there were some changes depending on the year. A 99 Tahoe has the latest and greatest 4L60E. The LS motors got the 4L65E.
As far as years, there were some changes depending on the year. A 99 Tahoe has the latest and greatest 4L60E. The LS motors got the 4L65E.