Oil leak but only showing on my left front wheel wheres it from

TDI140

Registered User
Joined
May 19, 2011
Messages
1,633
Reaction score
177
Points
63
Location
NULL
I have oil leak but on my left alloy wheel wheres it come from, i thought brake fluid but thats red so im confused anybone have an idea ? :-S
 
Image
 
Is that what it is had me worried checked the oil level about 10 times lol