next to were you fill your gas under seat, left hand side
you can not fill the transmission on a JD 155c, it is sealed.
John Deere all-weather hydrostatic fluid or an equivalent type "F" automatic transmission fluid
Go to your John Deere dealer and pay big bucks for their hydrostatic fluid or go almost anywhere else and buy a good quality hydraulic fluid.
John Deere 450H Dozer hydralic transmission how can drain
back of tractor below fuel tank.
any hydraulic transmission oil such as Hy-tran Case IH or Hy-Gard John Deere
Where is the hydraulic fluid drain plug on a John Deere 7410 Tractor
what type of fluid does a john deere transmission transfer case use
Hydrostat Fluid
Use any Automatic transmission fluid type F, or use John Deere low viscosity hydraulic fluid
type F
That tractor does not use transmission fluid. It uses gear oil for the gearbox and hydraulic fluid for the lift.