Challenger was a trade name for rubber-tracked tractors created by the Caterpillar corporation in 1987. In 2002, Caterpillar sold the line to AGCO which expanded the line to include a range of tractors. In 2020, AGCO began phasing out the Challenger brand.
AGCO Challenger - information from AGCO
35 | 210 hp | 1995 - 1998 |
45 | 240 hp | 1995 - 1998 |
55 | 250 hp[P] | 1996 - 1998 |
65 | 270 hp | 1987 - 1990 |
65B | 285 hp | 1991 - 1992 |
65C | 285 hp | 1993 - 1994 |
65D | 300 hp | 1995 - 1997 |
65E | 310 hp | 1998 - 2001 |
70C | 285 hp | 1995 - 1996 |
75 | 325 hp | 1991 - 1992 |
75C | 325 hp | 1993 - 1996 |
75D | 330 hp | 1996 - 1997 |
75E | 340 hp | 1998 - 2001 |
85C | 355 hp | 1994 - 1996 |
85D | 370 hp | 1996 - 1997 |
85E | 375 hp | 1998 - 2001 |
95E | 410 hp | 1998 - 2001 |
1038 | 396 hp | 2017 - 2020 |
1038 | 396 hp | 2017 - 2021 |
1042 | 435 hp | 2017 - 2020 |
1042 | 435 hp | 2017 - 2021 |
1046 | 476 hp | 2017 - 2020 |
1046 | 476 hp | 2017 - 2021 |
1050 | 517 hp | 2017 - 2020 |
1050 | 517 hp | 2017 - 2021 |
MT225 | 23 hp | 2003 - 2005 |
MT225B | 22 hp | 2005 - 2008 |
MT255 | 28 hp | 2003 - 2005 |
MT255B | 28 hp | 2005 - 2008 |
MT265 | 33 hp | 2003 - 2005 |
MT265B | 33 hp | 2005 - 2008 |
MT275 | 40 hp | 2003 - 2005 |
MT275B | 40 hp | 2005 - 2008 |
MT285 | 40 hp | 2003 - 2005 |
MT285B | 47 hp | 2005 - 2008 |
MT295 | 44 hp | 2003 - 2005 |
MT295B | 52 hp | 2005 - 2008 |
MT297B | 59 hp | 2005 - 2008 |
MT297 | 55 hp | 2003 - 2004 |
MT315B | 58 hp | 2006 - 2007 |
MT325B | 68 hp | 2006 - 2009 |
MT335B | 78 hp | 2006 - 2009 |
MT345B | 91 hp | 2006 - 2009 |
MT425 | 61 hp[P] | 2002 - 2004 |
MT425B | 75 hp | 2004 - 2010 |
MT445 | 72 hp[P] | 2002 - 2004 |
MT445B | 85 hp | 2004 - 2013 |
MT455 | 83 hp[P] | 2002 - 2004 |
MT455B | 95 hp | 2004 - 2013 |
MT455D | 110 hp | 2014 - 2016 |
MT455E | 110 hp | 2017 - 2020 |
MT465 | 94 hp[P] | 2002 - 2004 |
MT465B | 105 hp | 2004 - 2013 |
MT465D | 120 hp | 2014 - 2016 |
MT465E | 115 hp | 2017 - 2020 |
MT475B | 120 hp | 2008 - 2013 |
MT475D | 130 hp | 2014 - 2016 |
MT475E | 130 hp | 2017 - 2020 |
MT485D | 135 hp | 2014 - 2016 |
MT485E | 140 hp | 2017 - 2020 |
MT495D | 150 hp | 2014 - 2016 |
MT495E | 150 hp | 2017 - 2020 |
MT515D | 130 hp | 2013 - 2014 |
MT515E | 130 hp | 2015 - 2020 |
MT525B | 118 hp | 2004 - 2011 |
MT525D | 140 hp | 2013 - 2014 |
MT525E | 140 hp | 2015 - 2020 |
MT535 | 111 hp[P] | 2002 - 2003 |
MT535B | 133 hp | 2004 - 2011 |
MT535D | 150 hp | 2013 - 2014 |
MT535E | 150 hp | 2015 - 2020 |
MT545 | 133 hp[P] | 2002 - 2003 |
MT545B | 143 hp | 2004 - 2011 |
MT545D | 165 hp | 2013 - 2014 |
MT545E | 165 hp | 2015 - 2020 |
MT555B | 153 hp | 2004 - 2011 |
MT555D | 170 hp | 2012 - 2014 |
MT555E | 170 hp | 2015 - 2020 |
MT565 | 161 hp[P] | 2002 - 2003 |
MT565B | 168 hp | 2004 - 2011 |
MT565D | 180 hp | 2012 - 2014 |
MT565E | 185 hp | 2015 - 2020 |
MT575B | 185 hp | 2007 - 2011 |
MT575D | 200 hp | 2012 - 2014 |
MT575E | 200 hp | 2015 - 2020 |
MT585B | 200 hp | 2010 - 2012 |
MT585D | 220 hp | 2012 - 2014 |
MT585E | 220 hp | 2015 - 2020 |
MT595B | 215 hp | 2010 - 2012 |
MT595D | 240 hp | 2012 - 2014 |
MT595E | 240 hp | 2015 - 2020 |
MT635 | 177 hp[P] | 2002 - 2003 |
MT635B | 215 hp | 2005 - 2008 |
MT645 | 200 hp[P] | 2002 - 2003 |
MT645B | 235 hp | 2005 - 2008 |
MT645C | 240 hp | 2009 - 2010 |
MT645D | 240 hp | 2011 - 2013 |
MT645E | 240 hp | 2014 - 2020 |
MT655 | 222 hp[P] | 2002 - 2003 |
MT655B | 260 hp | 2005 - 2008 |
MT655C | 265 hp | 2009 - 2010 |
MT655D | 265 hp | 2011 - 2013 |
MT655E | 265 hp | 2014 - 2020 |
MT665 | 250 hp[P] | 2002 - 2003 |
MT665B | 290 hp | 2005 - 2008 |
MT665C | 290 hp | 2009 - 2010 |
MT665D | 290 hp | 2011 - 2013 |
MT665E | 290 hp | 2014 - 2020 |
MT675C | 320 hp | 2009 - 2010 |
MT675D | 320 hp | 2011 - 2013 |
MT675E | 320 hp | 2014 - 2020 |
MT685C | 340 hp | 2009 - 2010 |
MT685D | 340 hp | 2011 - 2013 |
MT685E | 340 hp | 2014 - 2020 |
MT735 | 235 hp | 2002 - 2004 |
MT738 | 374 hp | 2018 - |
MT740 | 400 hp | 2018 - |
MT743 | 425 hp | 2018 - |
MT745 | 255 hp | 2002 - 2004 |
MT745B | 269 hp | 2005 - 2008 |
MT755B | 301 hp | 2005 - 2008 |
MT755 | 290 hp | 2002 - 2004 |
MT755C | 301 hp | 2009 - 2011 |
MT755D | 327 hp | 2012 - 2013 |
MT755E | 350 hp | 2014 - 2017 |
MT765 | 306 hp | 2002 - 2004 |
MT765B | 320 hp | 2005 - 2008 |
MT765C | 320 hp | 2009 - 2011 |
MT765D | 350 hp | 2012 - 2013 |
MT765E | 375 hp | 2014 - 2017 |
MT775E | 400 hp | 2014 - 2017 |
MT835B | 350 hp | 2005 - 2008 |
MT835 | 340 hp | 2002 - 2004 |
MT835C | 410 hp | 2009 - 2013 |
MT845B | 400 hp | 2005 - 2008 |
MT845 | 380 hp | 2002 - 2004 |
MT845C | 440 hp | 2009 - 2013 |
MT845E | 450 hp | 2014 - 2020 |
MT851 | 504 hp | 2021 - |
MT855B | 460 hp | 2005 - 2008 |
MT855 | 450 hp | 2002 - 2004 |
MT855C | 475 hp | 2009 - 2013 |
MT855E | 490 hp | 2014 - 2020 |
MT856 | 556 hp | 2021 - |
MT862 | 610 hp | 2021 - |
MT865B | 510 hp | 2005 - 2008 |
MT865 | 500 hp | 2002 - 2004 |
MT865C | 525 hp | 2009 - 2013 |
MT865E | 540 hp | 2014 - 2020 |
MT867 | 663 hp | 2021 - |
MT875B | 570 hp | 2005 - 2008 |
MT875C | 585 hp | 2009 - 2013 |
MT875E | 590 hp | 2014 - 2020 |
MT945B | 430 hp | 2007 - 2009 |
MT945C | 440 hp | 2009 - 2014 |
MT955B | 460 hp | 2007 - 2009 |
MT955C | 475 hp | 2009 - 2014 |
MT955E | 500 hp | 2014 - 2020 |
MT965B | 510 hp | 2007 - 2009 |
MT965C | 525 hp | 2009 - 2014 |
MT965E | 550 hp | 2014 - 2020 |
MT975B | 570 hp | 2007 - 2009 |
MT975C | 585 hp | 2009 - 2014 |
MT975E | 600 hp | 2014 - 2020 |