This TT is for sale on ebay now, it has curved front axle. Nice car.
Then very late in 1927 I think. Steps are those from the model T.
Have not seen this body type before on a TT.
Looks like a shortened 24-25 body. KGB
Here is an earlier thread about the same truck: http://www.mtfca.com/discus/messages/331880/409785.html?1387851273
Looks like a cut off 24/25 coupe body.