Forum:
Hi Every one i am a very new user and i have just got myself a 
1990 Fourtrak 2.8DX on on the back it as decas saying D3700 can anyone what this means also not sure if its a f70 f75 or f77
if anyone can help a compete Novice i will be grateful
Now looking Forward to learn how to drive off road
Regards
Brian

Model Number
Just look on the VIN plate under the bonnet - it will start with something like JDA, then 3 digits, then an F7something, i.e. JDA000F78, this is your model number.
Cheers
Keep on trucking