3.55 or Other Gear Ratio for F150
I have towed my Springdale 28 ft travel trailer (around 7000# loaded) for the past ten years with a 2004 Ram 1500 Quad Cab 4WD with a 3.92 axle ratio (tow rating was 8700# for the truck as equipped in...
Forum Discussion
Ford's 6-spd trans has far better gearing than your 2004 Ram. First gear is shorter than you have now helping the engine get into its peak torque quicker. 6th gear is taller for better non towing cruising. And the gears are spaced more evenly. Ram's 8-spd is even better than Ford's 6-spd in the same ways.
My opinion is to always buy the shortest (numerically highest) axle ratio. The real world difference in fuel usage cannot be measured. The difference in power/seat of the pants between 3.31 and 3.73 is noticeable.
Have you considered the 3.5L Ecoboost?
My opinion is to always buy the shortest (numerically highest) axle ratio. The real world difference in fuel usage cannot be measured. The difference in power/seat of the pants between 3.31 and 3.73 is noticeable.
Have you considered the 3.5L Ecoboost?
