What rear axle is in a Ram 3500?
The 3500 Dodge Ram rear axle of this generation was made with a Dana 80 differential. The third generation Dodge Ram 3500 rear axle options for the 2500 and 3500 were the AAM 10.5″ and 11.5″ with 30-spline rear-axle shafts. The rear 11.5″ has a gear ratio “carrier split” at 3.73 and numerically higher.
How long does it take to rebuild a rear axle?
three to five hours
A complete rear differential replacement includes replacing the housing, gears, bearings, and seals. The average time it takes a certified mechanic to perform a differential rebuild at a shop is usually three to five hours.
What axle is in a Ram 3500?
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.
What rear end is in a 2014 Ram 3500?
11.5-inch
Additionally, no matter the engine and transmission combination, all 2500 models have been upgraded from the 10.5-inch rear axle in 2013 to an 11.5-inch rear axle for 2014. 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.
Can you upgrade axle ratio?
Get the best axle ratio for you Typically, light and heavy-duty trucks are sold with optional axle ratio upgrades. Sometimes these are stand-alone addons, but they can be included in towing packages as well.
Where is the gear ratio on a Dodge Ram 3500?
Rotate the tire while counting the number of teeth in the large ring gear. Do the same for the small pinion gear in the front of the ring gear. Divide the smaller number into the larger number. This is the gear ratio.
What rear axle ratio is best?
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 difference between Aisin and 68RFE?
They are two totally different transmissions. While the Aisin’s overall ratio spread is 3.75-0.63, the 68RFE’s is only 3.23-. 0.63. The difference is the Aisin has a much deeper First (3.75:1) and Second (2.0:1) to maximize the 6.7L’s torque delivery for more low-end pulling power.
What rear axle is in a Ram 2500?
However, most of the 2500 and all 3500 Rams use Dana 60 front axles. The 1500 Rams and some early light duty 2500 Rams used a 9.25 Chrysler (Spicer) axle in the rear. A Dana 60 rear axle was used on heavy-duty 2500 V8 Rams.
What is a 3.73 rear axle ratio?
This number is shown in the ratio, which represents the number of the ring gear’s teeth divided by the number of the pinion’s teeth. If a truck has an axle ratio of 3:73:1, for example, the driveshaft turns 3.73 times for each full wheel spin.