What is the axle ratio of a Dodge 3500?

Axle Ratio of a Dodge 3500
The Dodge Ram 3500 has various axle ratios available, including 3.42, 3.73, and 4.10. The rear differential ring gear is increased from 11.5-inches to 11.8-inches on H.O. trucks. The default axle ratio for a 3500 RAM Cummins with the 68RFE transmission is 3.42.
If you need to find out the specific axle ratio for a Dodge Ram 3500, you can take the VIN number to Dodge, and they can tell you what gear ratio your truck left the factory with. Additionally, there is a calculation chart available on the internet where you rotate the tire one complete turn and count how many turns the pinion rotates.
If you have a specific Dodge Ram 3500 model in mind, it’s recommended to check with the manufacturer or a trusted dealership for the exact axle ratio of that particular vehicle.

Which RAM gear ratio is best?

So, to return to the same example, a Ram 1500 with the standard 3.21 axle ratio will get better fuel economy than a truck fitted with the 3.92. If towing isn’t your primary concern, the standard axle ratio is probably your best choice to balance towing capability and fuel economy.

Is 3.73 a good axle ratio?

The higher the ratio, the more revolutions per minute. Towing: For pickup trucks released after 2010, the best axle ratio for towing falls somewhere between 3.55 and 3.73. This range provides good acceleration for V8 gas and diesel engines.

What is the gear ratio of the Ram 3500 rear axle?

For maximum towing, Ram Powertrain engineers gave the Ram 3500 an improved Dual‐Rear‐Wheel axle with a 4.10 gear ratio, new rear‐axle pinion, new helical gears, upgraded bearings and a heat‐dissipating, finned aluminum differential cover.

How do I know my RAM axle ratio?

you should be able to find this via the build sheet, VIN search, or by reading the tag on the rear differential.

What size axle is a Ram 3500?

For most models, the changes are subtle to include reduced pinion angles to lessen harmonics and a new cast differential carrier that reduces weight by over fifteen pounds. But for the Ram 3500’s boasting the Max Tow Package, you’ll get a welcome surprise with a massive 12″ rear axle featuring 4-1/4″ axle tubes.

What is the gear ratio for a 1999 Dodge 3500?

For 1994-1999 Ram 2500 and 3500 trucks built for civilian use, 3.54 ratio is a -1, 4.10 ratio is -2.

What is the best differential gear ratio?

The most popular rear end ratio in trucks today is the 3:55, which sort of averages towing power and fuel economy. This is a good ratio for the occasional towing or hauling individual. For a person who tows more often, and heavier loads, the 3:73 or 4:10 may be more appropriate. 2023 Ford Super Duty F-250 Tremor.

What is the axle ratio of a Dodge Ram?

On the Ram 1500 lineup, there are three available axle ratios – 3.21, 3.55 and 3.92.

What is the gear ratio for the 2014 Ram 3500 dually?

3.42:1
Only the 3500 models will get the high-output Cummins option (385 hp/850 lb. -ft.) that includes the behemoth 11.8-inch rear axle. All Cummins engine-equipped Ram HDs will run 3.42:1 axle gears.

Which is better 3.21 or 3.92 axle ratio?

In very general terms, the 3.21 would be expected to yield a bit better fuel economy at a slight acceleration penalty; the 3.92 a bit better acceleration at a slight economy penalty.