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Why do you have 3.73 or 4.10?

Because life is better with 4.10's. You will hear a lot of maximum fuel economy reasons, but if maximum economy, as opposed to pulling power, was my primary focus, then I'm buying the wrong vehicle.
I strongly disagree, and that should be fine.... But I bought the 2019 2500 Hemi/3.73 to pull my 14K fiver when desired. The truck does so perfectly.

But at the same time, the truck is a leisure vehicle that is garaged most days of the week, but my wife and I use this like many may use a sports or luxury car. Her and I have our daily drivers, but when we go out or take a trip we jump in the 2500 that is well optioned and comfortable and take our most expensive and fancy vehicle. While it does tow the fifth wheel now and again, I desire to also waste as little money as possible on fuel cost. If you could buy a truck that does the job you want and get more fuel economy while not working, why would you not pick it? I would.

Where the "I bought a truck, MPG does not matter" thing may be real and not internet bravado is where you bought the truck with the intent to do "work" with it as it's primary use. In that case the function over form attitude of desiring the very most work worthy build while disregarding the cost of consumables. Like a diesel owner not caring about annual fuel filters, DEF, cost of diesel, $11,000 engine upgrades and likely increased warranty as well as out of pocket repair costs. That guy likely cares more about his contracting business moving excavators multiple times a week and having the most work capable vehicle.

Folks like many of us have the HD line of trucks because we occasionally have a real need for something more capable that a half ton, but we may also be far more often commuting in these trucks and using them for leisure activities. In this case, lower consumable costs and lower maintenance costs place value on the less costly and less needy gas trucks. And if 3.73 gears does not inhibit your intended limited use work, and if 3.73 gears can give you a slight nudge in economy and leave more money in your pocket.... It is a valid argument.

For my 3-4 fifth wheel trips a year, 3.73 gears will pull just fine. I can pull a dump trailer or equipment a few times a month with 12K to 20K lbs behind me just fine. I've never felt that I was in a drag race up a mountain side while dragging trailers. Heck, back in 96 I had an F350 with a 351ci engine that I pulled a 14K lb trailer with. On some steep climbs on the road I would stop and drop to low range.... Trust me, the 3.73/6.4 Hemi is an insane animal compared to that turd! And getting 12-14 MPG is okay, but if it could get 13-15 it would be better. 15-17 would be even better yet! I like to spend money (a limited commodity) where and when I desire. I am cheap as heck in some aspects and frivolously spendy in other aspects. That allows me to pick and choose how to get what I want. Saving gas money when applicable is one way to be thrifty if possible.
 
I strongly disagree, and that should be fine.... But I bought the 2019 2500 Hemi/3.73 to pull my 14K fiver when desired. The truck does so perfectly.

But at the same time, the truck is a leisure vehicle that is garaged most days of the week, but my wife and I use this like many may use a sports or luxury car. Her and I have our daily drivers, but when we go out or take a trip we jump in the 2500 that is well optioned and comfortable and take our most expensive and fancy vehicle. While it does tow the fifth wheel now and again, I desire to also waste as little money as possible on fuel cost. If you could buy a truck that does the job you want and get more fuel economy while not working, why would you not pick it? I would.

Where the "I bought a truck, MPG does not matter" thing may be real and not internet bravado is where you bought the truck with the intent to do "work" with it as it's primary use. In that case the function over form attitude of desiring the very most work worthy build while disregarding the cost of consumables. Like a diesel owner not caring about annual fuel filters, DEF, cost of diesel, $11,000 engine upgrades and likely increased warranty as well as out of pocket repair costs. That guy likely cares more about his contracting business moving excavators multiple times a week and having the most work capable vehicle.

Folks like many of us have the HD line of trucks because we occasionally have a real need for something more capable that a half ton, but we may also be far more often commuting in these trucks and using them for leisure activities. In this case, lower consumable costs and lower maintenance costs place value on the less costly and less needy gas trucks. And if 3.73 gears does not inhibit your intended limited use work, and if 3.73 gears can give you a slight nudge in economy and leave more money in your pocket.... It is a valid argument.

For my 3-4 fifth wheel trips a year, 3.73 gears will pull just fine. I can pull a dump trailer or equipment a few times a month with 12K to 20K lbs behind me just fine. I've never felt that I was in a drag race up a mountain side while dragging trailers. Heck, back in 96 I had an F350 with a 351ci engine that I pulled a 14K lb trailer with. On some steep climbs on the road I would stop and drop to low range.... Trust me, the 3.73/6.4 Hemi is an insane animal compared to that turd! And getting 12-14 MPG is okay, but if it could get 13-15 it would be better. 15-17 would be even better yet! I like to spend money (a limited commodity) where and when I desire. I am cheap as heck in some aspects and frivolously spendy in other aspects. That allows me to pick and choose how to get what I want. Saving gas money when applicable is one way to be thrifty if possible.


14k lbs 5er with 3.73s and gas?? Holy cow, that must be awful when even the smallest 1% incline presents itself in your camping travels. 20k lbs dump trailer is "just fine" !?!?! Come on man.

You are giving the 3.73s crowd false hope. Your truck's spec is NOT desirable for those loads and anyone who has any towing experience knows it.

Im glad youre happy with your buy but the fact that your set up offers a max of 25mph with an engine screaming at 5000rpm up any sizable mountain or grade with 14k lbs behind you is not most people's idea of "perfectly fine".

I cant imagine what those trans temps must be...
 
I didn't mean to get people all riled up, but I guess I should have expected that when I started this post! I guess the main thing I was wondering is if there is such a small difference between the two, that people would just buy whatever is on the lot regardless of axle ratio or if they really held out for one of the other. It almost feels like the 4.10 is more about performance or acceleration or mountain driving rather than just gaining a couple thousand pounds of towing capacity. If someone were towing a 15k pound trailer, wouldn't they most likely get a diesel rather than a 4.10 gas just to bump the capacity up to the 16k limit?
 
I didn't mean to get people all riled up, but I guess I should have expected that when I started this post! I guess the main thing I was wondering is if there is such a small difference between the two, that people would just buy whatever is on the lot regardless of axle ratio or if they really held out for one of the other. It almost feels like the 4.10 is more about performance or acceleration or mountain driving rather than just gaining a couple thousand pounds of towing capacity. If someone were towing a 15k pound trailer, wouldn't they most likely get a diesel rather than a 4.10 gas just to bump the capacity up to the 16k limit?
If I was buying off the lot, the axle ratio would not be a deal breaker for me. The lot trucks do not come close to the options I need in a truck, so I was going to order what I wanted. Diesel is a no-go for me for a myriad of reasons, so I wanted to most capable gasser, which means the 4.10 axle.
 
I didn't mean to get people all riled up, but I guess I should have expected that when I started this post! I guess the main thing I was wondering is if there is such a small difference between the two, that people would just buy whatever is on the lot regardless of axle ratio or if they really held out for one of the other. It almost feels like the 4.10 is more about performance or acceleration or mountain driving rather than just gaining a couple thousand pounds of towing capacity. If someone were towing a 15k pound trailer, wouldn't they most likely get a diesel rather than a 4.10 gas just to bump the capacity up to the 16k limit?
On paper, the difference may look small, but in reality, they make more difference than you realize. And yes, I've had the 6.4 with both gear sets
 
The truck was only 40k brand new, with all the options I was looking for except the 4.10s, so I settled, but man I was stoked on the deal.
 
I didn’t really pay attention to my 2021 having 4.10s. But is is a 3500 DRW with a diesel.

Listening to some points made in this thread, it seems like a bonus.


Sent from my iPhone using Tapatalk
 
I have the 4.10 because I ordered it that way. When I was going back and forth with 3.73 vs 4.10 my wife asks me are we buying this for mpg concerns or capability. So 4.10 it was and I am very happy with it (I avg 12.5 mpg using 89 octane). Tows my 9000 pound trailer with ease. When not towing the truck is very peppy off the line. Basically better to have and not need than to need and not have. But as you noted, it seems that dealers mostly stock the 3.73. But I ask you, for as much as these trucks cost, why just settle??? I know there are times its needed right away. However if you can wait a bit why not order and get exactly what you want? You can still negotiate. And you will get whatever rebates or promotions that are in place at time of delivery.
 
I have the 4.10 because I ordered it that way. When I was going back and forth with 3.73 vs 4.10 my wife asks me are we buying this for mpg concerns or capability. So 4.10 it was and I am very happy with it (I avg 12.5 mpg using 89 octane). Tows my 9000 pound trailer with ease. When not towing the truck is very peppy off the line. Basically better to have and not need than to need and not have. But as you noted, it seems that dealers mostly stock the 3.73. But I ask you, for as much as these trucks cost, why just settle??? I know there are times its needed right away. However if you can wait a bit why not order and get exactly what you want? You can still negotiate. And you will get whatever rebates or promotions that are in place at time of delivery.
I ordered my truck the other day with the 4.10's so I think I should just stay off of these forums until the truck gets delivered so I don't keep second guessing myself! :) Too much good info here. Is that 12.5 an average unloaded mix of city/hwy? That is kind of what I average now with my old Tahoe. I think when I would go on a trip though of all highway, it would be more 16-17 so if this ends up being somewhere in between those two numbers for highway driving at 70mph, I will be happy.
 
Ok, I am done second guessing these 4.10s now! I just calculated if one gets 12 MPG and the other gets 14 MPG, for example, that only results in a difference of 60 gallons per 5,000 miles (which is how many miles I plan to drive it per year). That's like $200! I don't think I need to spend time worrying if I made the right choice or not over $200 per year! That being said, if the difference really is about 2 MPG, I can see how this might matter to someone who drives 25k miles per year. I am sure we will all be happy with whatever we have. Can't wait for the truck to arrive!
 
Ok, I am done second guessing these 4.10s now! I just calculated if one gets 12 MPG and the other gets 14 MPG, for example, that only results in a difference of 60 gallons per 5,000 miles (which is how many miles I plan to drive it per year). That's like $200! I don't think I need to spend time worrying if I made the right choice or not over $200 per year! That being said, if the difference really is about 2 MPG, I can see how this might matter to someone who drives 25k miles per year. I am sure we will all be happy with whatever we have. Can't wait for the truck to arrive!

If someone is driving a truck like this 25k miles a year NOT towing, they bought or are commuting in the wrong vehicle.

If someone is driving a truck like this 25k miles a year WHILE TOWING, they are going to want the 4.10s 100% without a doubt.
 
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