WebNov 13, 2010 · You will find that the axle ratios are somewhat dictated by the wheel size and he option packages. It can get confusing. But in the end, the 3.55's with a 20 inch tire are very close in RPM's per mile to a 3.31 ratio and 18 inch wheels. Someone posted the actual numbers here. Powerwise, no noticeable differences noted here. Reply Like # 3 WebJul 1, 2024 · Now, Ford Authority has learned from sources familiar with the 2024 Super Duty launch that 2024 Ford F-250 buyers will be able to opt for the 3.55-geared electronic-locking rear axle without also having to pair it with a towing package. Previously, opting for the electronic-locking rear axle with 3.55 gears (X3J) required either the F-250 High ...
3.31 Vs 3.55 Electronic Lock Rear Axle: Which One is Best? - MotorAudit
WebFeb 11, 2024 · One sales guy at the Dealership said to get the 3.55 and when his manager came over manager said to get the 3.31. Said I wouldn't notice any difference and I would get better fuel mileage. Leaning towards the 3.31 BUT wondering if it's really true. I know the truck has plenty of power BUT would you feel any difference when starting off? WebOct 28, 2024 · The 3.31 might be capable of towing the trailer. But if you are towing the majority of the time, you probably want the 3.55 because it will tow better and provide better fuel economy loaded.... hemodialysis meal
3.31 vs 3.55 - Ford F150 Forum - Community of Ford Truck Fans
WebOct 22, 2024 · Lariat + 3.55 gear + larger 35" tires = Tremor + 3.55 gear + stock 35" tires. The stock Lariat with smaller size tires and a 3.55 gear ratio would be the difference in RPM of the tire at a certain engine RPM. The Engine RPM of 35" tires with 3.55 gears would be the same, Lariat or Tremor with the 6.7. Oct 13, 2024 #7 Jman1428 Founding Member Joined WebIn theory, the 3.31 will offer slightly better fuel economy while the 3.55 will provide slightly more power. Key word, slightly...7% difference between 3.31 and 3.55. My 2 cents: gearing is more of a factor with gas engines than diesels. WebSep 18, 2024 · 2024+ Super Duty - 3.31 vs. 3.55 Gears - Am looking at a 19 SD 6.7L with 3.31 gears. Looking for any experiences with this gear ratio. I will not be towing more than … hemodialysis management