2011 John Deere 9870 sts. 3126 engine/2272 sep. Pro drive, 5 spd feeder house. 26ft unload. 520 duals, 28l rears. A lot of recent work has been done to this machine. Most or the work is described in the pictures of the shop notes we keep. Things that we forgot to write down include new water pump and engine fan bearings at 1-19-23, 2852/2058. Unload auger turret was rebuilt with new ball and bushings on top and a new wear ring on turn table. The new injectors that where just installed are new JD. This machine has front and rear beaters from precision farm parts. Also has threshing elements from precision farm parts. Please look at the pics for more details. I know there are things I have forgot. Please call with questions.