This tube fits 11-36, 12-36, 12.4-36, and 13.6-36 tires.
Has a TR-218 air/water valve stem for tractor tires.
Valve Height 1-7/8", Diameter 0.625"
Only had this for a few days. The first impression is outstanding. the proof of the pudding will be proved in the long term. I am impressed so far.