2011-13 T660 VS W900 Fuel economy | Page 2 ...
Little Gear Grinder said: ↑ Hey guys I'm looking at buying a truck in the next 6 months or so and i'm debating over these two trucks a t660 or a w9 they would both be spec'd the same isx 550 18sp 3.58 or 3.70 rears not sure on that yet still trying to decide since i only run 60mph