Originally Posted by Brimstone
As far as I understand, it's because most Dakar/Rally bikes are carrying massive quantities of fuel, usually in a fuel tank that otherwise occupies the space that a normal header pipe would occupy. Also, most rally bikes are also carrying rear mounted fuel tanks which also interfere with the normal muffler location. Hence the lower pipe and more vertically oriented muffler. some designs are more extreme than others, all depends on the configuration and size of said fuel tanks.
In the case of the bike in the picture above, the muffler is mounted on the bottom of a stainless steel fuel tank...
Thanks for the info! Just a lurker but trying to wet my limited rally/dakar knowledge. Dazed fat and slow in Idaho.
06 TE 610; 98 DR 650 - Sold: a past pleasure
02 XT225 - Wifey's ride
So I'm packing my bags for the Misty Mountains
Over the hills where the spirits fly,
I really don't know.