1988-90 Oakland A's
 
The A's are the first sports team I ever followed. 
(All info obtained from "baseball-reference.com") 

1987: 81-81 (#3) 
1988: 104-58 (#1), lose WS 1-4 to LA Dodgers 
1989: 99-63 (#1), World Champs! (win 4-0 over SF Giants) 
1990: 103-59 (#1), lose WS 0-4 to Cincinatti Reds 
1991: 84-78 (#4) 
1992: 96-66 (#1) 
 
Dave Stewart
 #1 A's Starting picther 
1987: 20-13, 3.68 
1988: 21-12, 3.23 
1989: 21-9, 3.32 
World Series: Shutout VS SFO 
1990: 22-11, 2.56 
6-29-1990: No-hitter VS TOR
 
Bob Welch: A's #2 Starter 
1988: 17-9, 3.64 
1989: 17-8, 3.00 
1990: 27-6, 2.95 (AL Cy Young)  

Other pitchers:  
Mike Moore, Curt Young, Storm Davis, Gene Nelson, Todd Burns, Rick Honeycutt 
 
Dennis Eckersly
#1 closer of his time
1988: 2.35 ERA, 45 saves, 72.7 IP, 70 SO 
1989: 1.56 ERA, 33 saves, 57.7 IP, 55 SO 
1990: 0.61 ERA, 48 saves, 73.3 IP, 73 SO 
1991: 2.96 ERA, 43 saves, 76 IP, 87 SO 
1992: 1.91 ERA, 51 saves, 80 IP, 93 SO  
(1992 AL CY & AL MVP) 
Voted into Hall of Fame.
 
Rickey Henderson OF
 #1 Leadoff 
All-time career leader in steals (1395)  
Single season steals record holder (130) 
3,000 career hits 
1990: .325 BA, .439 OBP (#1), 28 HR, 60 SB  
(1990 AL MVP) 
1991: .268 BA, .400 OBP, 73 SB 
1992: .283 BA, .426 OBP, 56 SB 
 
#2 Carney Lansford 3B  
1990?: .336 BA (2nd behind Kirby Pucket's .339)  
 
Jose Canseco OF
 #3 spot:  
1986: .240 BA, 33 HR, 117 RBI  
(1986 AL ROY) 
1987: .257 BA, 31 HR, 113 RBI 
1988: .307 BA, 42 HR, 124 RBI, 40 SB  
(1988 AL MVP) 
1989: .269 BA, 17 HR, 57 RBI  
(injured for half the season) 
1990: .274 BA, 37 HR, 101 RBI 
1991: .266 BA, 44 HR, 122 RBI 
 
Mark McGwire 1B 
 #4 cleanup: 
1987: .289 BA, 49 HR, 118 RBI  
(1987 AL ROY) 
1988: .260 BA, 32 HR, 99 RBI 
1989: .231 BA, 33 HR, 95 BRI 
1990: .235 BA, 39 HR, 108 RBI 
1991: .201 BA, 22 HR, 75 RBI 
1992: .268 BA, 42 HR, 104 RBI 
 
#5 Dave Henderson OF  
#6 DH Dave Parker / Ken Phelps 
#7 Terry Steinbach C / Ron Hassey C 
#8 Walt Weiss SS  
#9 Mike Gallego 2B  

Other: 
Felix Jose, Willie Randolph