A couple of years ago I came up with what I called a "triple threat" triple crown. If a player led the league in a speed stat, a power stat and an on-base stat, he qualified.
I compiled a list of players I thought had done it and it is at this link
Please let me know if you think I missed someone.
Reference has a minimum number of SB attempts of .1 per team game to
qualify for the league lead in SB%. So if a player has 16 attempts, he
1976, Willie Davis is listed as the NL leader with 87.5% (14-2). In
1963, Lee Maye is also listed as the NL leader with 87.5% (14-2).
The ESPN Baseball Encyclopedia, Fifth Edition by Gary Gillette and Pete
Palmer has 20 SBs as the minimum. If we go with that, then we will have
different leaders in each of these two years, Hank Aaron and Joe
1963, Hank Aaron had the highest SB% in the NL of anyone with 20+ SBs,
86.11% (31-5). He led the league in SLG with .586 and times on base with
279. So he won a triple threat triple crown that year.
1976, Joe Morgan had the highest SB% in the NL of anyone with 20+ SBs,
86.96% (60-9). He led the league in SLG with .576 and OBP with .444.