Gas mileage E450
Could some of you give me an estimate on the gas mileage I would expect on a E450 Class C 32 foot long? I realize driving conditions, weight, personal driving habits all are factors however, I woul...
Forum Discussion
Hi Phil,
Wow what a memory you have. Mine are 235/85r16 which replaced the OEM 225/75R16 This gives me about an 8% error but also boosts me to 11 mpg @ 48 mph.
Wow what a memory you have. Mine are 235/85r16 which replaced the OEM 225/75R16 This gives me about an 8% error but also boosts me to 11 mpg @ 48 mph.
pnichols wrote:
Don ... I've never reset my E450's speedometer.
According to the tracking of our Garmin navigator unit, our speedometer reads about 0.5 MPH low ... which is pretty much trivial. I don't tightly track our gas mileage and drive well below speed limits, so speedometer accuracy is not that important.
However, I believe that your over-stock-diameter tires probably introduce a more (serious) speedometer error? (My 215/85R16 tires are only 1.2 inches larger diameter than the stock tires that ship on most Chevy/Ford/Sprinter based Class C motorhomes.)
