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
1000 Series | ||
| 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 |
900B Series | ||
| MT945B | 430 hp | 2007 - 2009 |
| MT955B | 460 hp | 2007 - 2009 |
| MT965B | 510 hp | 2007 - 2009 |
| MT975B | 570 hp | 2007 - 2009 |
MT200 Series | ||
| MT225 | 23 hp | 2003 - 2005 |
| MT255 | 28 hp | 2003 - 2005 |
| MT265 | 33 hp | 2003 - 2005 |
| MT275 | 40 hp | 2003 - 2005 |
| MT285 | 40 hp | 2003 - 2005 |
| MT295 | 44 hp | 2003 - 2005 |
| MT297 | 55 hp | 2003 - 2004 |
MT200B Series | ||
| MT225B | 22 hp | 2005 - 2008 |
| MT255B | 28 hp | 2005 - 2008 |
| MT265B | 33 hp | 2005 - 2008 |
| MT275B | 40 hp | 2005 - 2008 |
| MT285B | 47 hp | 2005 - 2008 |
| MT295B | 52 hp | 2005 - 2008 |
| MT297B | 59 hp | 2005 - 2008 |
MT300B Series | ||
| MT315B | 58 hp | 2006 - 2007 |
| MT325B | 68 hp | 2006 - 2009 |
| MT335B | 78 hp | 2006 - 2009 |
| MT345B | 91 hp | 2006 - 2009 |
MT400 Series | ||
| MT425 | 61 hp[P] | 2002 - 2004 |
| MT445 | 72 hp[P] | 2002 - 2004 |
| MT455 | 83 hp[P] | 2002 - 2004 |
| MT465 | 94 hp[P] | 2002 - 2004 |
MT400B Series | ||
| MT425B | 75 hp | 2004 - 2010 |
| MT445B | 85 hp | 2004 - 2013 |
| MT455B | 95 hp | 2004 - 2013 |
| MT465B | 105 hp | 2004 - 2013 |
| MT475B | 120 hp | 2008 - 2013 |
MT400D Series | ||
| MT455D | 110 hp | 2014 - 2016 |
| MT465D | 120 hp | 2014 - 2016 |
| MT475D | 130 hp | 2014 - 2016 |
| MT485D | 135 hp | 2014 - 2016 |
| MT495D | 150 hp | 2014 - 2016 |
MT400E Series | ||
| MT455E | 110 hp | 2017 - 2020 |
| MT465E | 115 hp | 2017 - 2020 |
| MT475E | 130 hp | 2017 - 2020 |
| MT485E | 140 hp | 2017 - 2020 |
| MT495E | 150 hp | 2017 - 2020 |
MT500 Series | ||
| MT535 | 111 hp[P] | 2002 - 2003 |
| MT545 | 133 hp[P] | 2002 - 2003 |
| MT565 | 161 hp[P] | 2002 - 2003 |
MT500B Series | ||
| MT525B | 118 hp | 2004 - 2011 |
| MT535B | 133 hp | 2004 - 2011 |
| MT545B | 143 hp | 2004 - 2011 |
| MT555B | 153 hp | 2004 - 2011 |
| MT565B | 168 hp | 2004 - 2011 |
| MT575B | 185 hp | 2007 - 2011 |
| MT585B | 200 hp | 2010 - 2012 |
| MT595B | 215 hp | 2010 - 2012 |
MT500D Series | ||
| MT515D | 130 hp | 2013 - 2014 |
| MT525D | 140 hp | 2013 - 2014 |
| MT535D | 150 hp | 2013 - 2014 |
| MT545D | 165 hp | 2013 - 2014 |
| MT555D | 170 hp | 2012 - 2014 |
| MT565D | 180 hp | 2012 - 2014 |
| MT575D | 200 hp | 2012 - 2014 |
| MT585D | 220 hp | 2012 - 2014 |
| MT595D | 240 hp | 2012 - 2014 |
MT500E Series | ||
| MT515E | 130 hp | 2015 - 2020 |
| MT525E | 140 hp | 2015 - 2020 |
| MT535E | 150 hp | 2015 - 2020 |
| MT545E | 165 hp | 2015 - 2020 |
| MT555E | 170 hp | 2015 - 2020 |
| MT565E | 185 hp | 2015 - 2020 |
| MT575E | 200 hp | 2015 - 2020 |
| MT585E | 220 hp | 2015 - 2020 |
| MT595E | 240 hp | 2015 - 2020 |
MT600 Series | ||
| MT635 | 177 hp[P] | 2002 - 2003 |
| MT645 | 200 hp[P] | 2002 - 2003 |
| MT655 | 222 hp[P] | 2002 - 2003 |
| MT665 | 250 hp[P] | 2002 - 2003 |
MT600B Series | ||
| MT635B | 215 hp | 2005 - 2008 |
| MT645B | 235 hp | 2005 - 2008 |
| MT655B | 260 hp | 2005 - 2008 |
| MT665B | 290 hp | 2005 - 2008 |
MT600C Series | ||
| MT645C | 240 hp | 2009 - 2010 |
| MT655C | 265 hp | 2009 - 2010 |
| MT665C | 290 hp | 2009 - 2010 |
| MT675C | 320 hp | 2009 - 2010 |
| MT685C | 340 hp | 2009 - 2010 |
MT600D Series | ||
| MT645D | 240 hp | 2011 - 2013 |
| MT655D | 265 hp | 2011 - 2013 |
| MT665D | 290 hp | 2011 - 2013 |
| MT675D | 320 hp | 2011 - 2013 |
| MT685D | 340 hp | 2011 - 2013 |
MT600E Series | ||
| MT645E | 240 hp | 2014 - 2020 |
| MT655E | 265 hp | 2014 - 2020 |
| MT665E | 290 hp | 2014 - 2020 |
| MT675E | 320 hp | 2014 - 2020 |
| MT685E | 340 hp | 2014 - 2020 |
MT700 Series | ||
| MT735 | 235 hp | 2002 - 2004 |
| MT738 | 374 hp | 2018 - |
| MT740 | 400 hp | 2018 - |
| MT743 | 425 hp | 2018 - |
| MT745 | 255 hp | 2002 - 2004 |
| MT755 | 290 hp | 2002 - 2004 |
| MT765 | 306 hp | 2002 - 2004 |
MT700B Series | ||
| MT745B | 269 hp | 2005 - 2008 |
| MT755B | 301 hp | 2005 - 2008 |
| MT765B | 320 hp | 2005 - 2008 |
MT700C Series | ||
| MT755C | 301 hp | 2009 - 2011 |
| MT765C | 320 hp | 2009 - 2011 |
MT700D Series | ||
| MT755D | 327 hp | 2012 - 2013 |
| MT765D | 350 hp | 2012 - 2013 |
MT700E Series | ||
| MT755E | 350 hp | 2014 - 2017 |
| MT765E | 375 hp | 2014 - 2017 |
| MT775E | 400 hp | 2014 - 2017 |
MT800 Series | ||
| MT835 | 340 hp | 2002 - 2004 |
| MT845 | 380 hp | 2002 - 2004 |
| MT851 | 504 hp | 2021 - |
| MT855 | 450 hp | 2002 - 2004 |
| MT856 | 556 hp | 2021 - |
| MT862 | 610 hp | 2021 - |
| MT865 | 500 hp | 2002 - 2004 |
| MT867 | 663 hp | 2021 - |
MT800B Series | ||
| MT835B | 350 hp | 2005 - 2008 |
| MT845B | 400 hp | 2005 - 2008 |
| MT855B | 460 hp | 2005 - 2008 |
| MT865B | 510 hp | 2005 - 2008 |
| MT875B | 570 hp | 2005 - 2008 |
MT800C Series | ||
| MT835C | 410 hp | 2009 - 2013 |
| MT845C | 440 hp | 2009 - 2013 |
| MT855C | 475 hp | 2009 - 2013 |
| MT865C | 525 hp | 2009 - 2013 |
| MT875C | 585 hp | 2009 - 2013 |
MT800E Series | ||
| MT845E | 450 hp | 2014 - 2020 |
| MT855E | 490 hp | 2014 - 2020 |
| MT865E | 540 hp | 2014 - 2020 |
| MT875E | 590 hp | 2014 - 2020 |
MT900C Series | ||
| MT945C | 440 hp | 2009 - 2014 |
| MT955C | 475 hp | 2009 - 2014 |
| MT965C | 525 hp | 2009 - 2014 |
| MT975C | 585 hp | 2009 - 2014 |
MT900E Series | ||
| MT955E | 500 hp | 2014 - 2020 |
| MT965E | 550 hp | 2014 - 2020 |
| MT975E | 600 hp | 2014 - 2020 |