I do not know what year my model 917.270930 lawn mower was built
The earliest year is 1954.
Your Craftsman GT3000 was manufactured in 2001.
1998
1997
2006
It was made in late 2001 for the 2002 model year
2004
1995
That would be a 1990 model,built for Sears by Murray/Noma
Railroad Model Craftsman was created in 1933.
One online source gives the year as 1940.
1980