Here's draft 1.3.2 of the timeline. Subseries have their date of introduction listed.

 
Generation I 1980 - 1982
  Fun x 4's - 1981*
  Work x 4's - 1981*
  Semis - 1982
  SSC cycles - 1982  
 
 
Generation II 1983 - 1986
  Heavy Haulers - 1983
  Mobile Force - 1984
  Dragsters - 1984
  Custom Kits -
  Road Rods -
  Work x 4's -
  Workhorses -
  Future Force - 1985
  Speedsters - 1985
  Water Demons - 1985*
  Trendsetters - 1986
  McD's Happy Meal Toys 1986
  Megastar - 1986  
 
 
Tyco 1987-1989
  Minis - 1987
  Diving Devils - 1987
  Water Demons - 1987  
 
 
DreamWorks (1991?) 1992
  Authentics - 1992
  Stormers - 1992
  Water Demons - 1992  
 
 
Aztec Toys 1993
 
 
Peachtree 1997 - 1999
  The First Six - 1997
  Battle Ready - 1998
  Work Force - 1998
  4x4 Action - 1999
  Water Demons - 1999
  X-Treme Street - 1999  
 
 
Tinco 2001 - 2002
 
 
Defiants 2010 - 2013
  Amphibiants (prototyped in 2012)
 
 
Tonka Climb-Overs 2016 - 2018