noise from front end jaguar x type 01
 

i have a very load wining noise comeing from the front end of my jaguar x type 01 at between therty and forty miles per hr it is very bad but when i go fifty to sixty it just maks a high wining noise and when i slow down to stop it maks a clicking noise rely lude and if i stand on a incline and let it free wheel you can hear it and no one seems to know what it is could it be driveshafts kind regards keith