Fuelly mileage of the big three diesels
It appears the new 10 speed in the Fords made a significant impact in catching up with the Cummins fuel mileage in the 2500's. Although it is still too little info in all of the new 2020 models to te...
Forum Discussion
My new 2020 6.7l f350 long bed gets about 19 hwy not towing and 16.5 around town. Towing (I've only towed our FW about 1,000 miles) but Hwy it's about 14-16 depending on terrain. The new 10 speed transmission is amazing.
