The 392s turn 1900 rpms at 70 mph. Unit filled with fluid.

Dodge Ram 1500 2wd Truck Rear Differential 9 25 Inch 2002
Dodge ram 1500 3 92 gears. The 321s turned 1600 rpms at the same speed. Square brake flange not for mega cab. 925 inch rear axle ring and pinion gear kit. With best in class aerodynamics the body of the 2020 ram 1500 is the model for efficiency through engineering. Limited slip posi 12 bolt cover. The elevated hood optimizes air deflection from the wiper area while the sculpted roof design directs air to the rear spoiler.
Motive gear 53 yukon gear axle 31 usa standard gear 18 timken 16 richmond gear 14 bca bearing. One last thing to consideri think the only rear offered with the anti spin are the 392s. 392 gear ratio 02 08 ram 1500 45337. Has backing plates and axle shafts. Motive gear 825 inch rear axle ring and pinion. Guided navigation display options.
This is why many ram owners buy the gears found here. Both were 2wd 1500 crew cabs with the 20 wheels. These are a direct fit and will not require any modification to be installed on the 2011 up ram 1500 rear. I didnt drive the 355s but they should be in the ballpark of 1744 rpms. Call surefire at 1 800 790 9094 for customer service availability and technical assistance. Rear gear ratio 392.
Choosing the right dodge ram gears can be the difference between top notch performance and less than desirable truck response. This is a set of genuine mopar 392 gears for the 925zf rear axle used in the 2011 up ram 1500 trucks. Dodge ram 1500 ring and pinion gear installation kits.