Danny has e-mailed me these pictures and says: "Dear Biglorryblog, I found this lorry lurking in the Toddington services last Friday afternoon and wondered if you knew what it was and what it does ? It looked very sure of itself so I thought it must be rather important!
Lorryday http://danny-lorryday.blogspot.com/ Well I was going to answer but frankly I think I'll leave it to the experts like Brian 'Mr Foden' Lomas... And the rest of the military wing of the Biglorryblog anorak army... And click through here to see what was on the back...
Looks like a truck in the 'recovery' position to me...

This is a Foden medium mobility 6x6 recovery truck. It is a fairly late version as it has the Fleetmaster cab.