"<font color="#6699ff">[b:654c4848f0][i:654c4848f0]I think part number A3380R is the one that will fit my year just not sure can anybody help answer this question.[/i:654c4848f0][/b:654c4848f0]</font>"
Take a look at the diagram below.
Note the generator mounting bracket (Key 22) [b:654c4848f0]A 3380 R[/b:654c4848f0] is designed for tractors starting with serial number 584000 and up.
Take a look at the table below.
Note that tractor with serial number 584000 was manufactured during 1947.
Take a look at the photo below of the generator mounting bracket [b:654c4848f0]A 3380 R[/b:654c4848f0] on our 1952 Model A.
"<font color="#6699ff">[b:654c4848f0][i:654c4848f0]Need a Generator bracket[/i:654c4848f0][/b:654c4848f0]</font>"
If you are unable to find the generator mounting bracket (Key 21) [b:654c4848f0]A 3827 R[/b:654c4848f0] designed for the Model A tractor, then the generator mounting bracket [b:654c4848f0]B 2113 R[/b:654c4848f0] designed for the Model B tractor will work.
Take a look at photo below of the generator mounting bracket [b:654c4848f0]B 2113 R[/b:654c4848f0] on "Easy" our 1946 Model A.
Here is a link to a <a href="http://www.ebay.com/itm/John-Deere-A-B-Generator-Bracket-B2113R-/122322678684?hash=item1c7afff39c:g:UI8AAOSwOyJX2aIq">generator mounting bracket [b:654c4848f0]B 2113 R[/b:654c4848f0]</a> listed on eBay.
"<font color="#6699ff">[b:654c4848f0][i:654c4848f0]Any recommendations where I can find the adjusting strap that goes with this bracket?[/i:654c4848f0][/b:654c4848f0]</font>"
Note the adjusting strap (Key 9) [b:654c4848f0]B 1919 R[/b:654c4848f0] in the diagram above.
This adjusting strap is also designed for the 1941 Model B tractor serial number 96000 and up.
Here is a link to an <a href="http://www.ebay.com/itm/John-Deere-A-and-B-Generator-Fan-Belt-Adjustment-Strap-B1919R-/112267046257?hash=item1a23a32d71:g:UhMAAOSwEjFXfnGX">adjusting strap [b:654c4848f0]B 1919 R[/b:654c4848f0]</a> listed on eBay.
Hope this helps.