AT4 vs Denali

[Ajmalian]

With regards to off-road ability, what really is the difference between AT4 and Denali?

I know typically it is the bumpers with more ground clearance and the 20” wheels on the AT4....but like the Sierra AT4, which physically has a 2” lift on it compared to the Sierra Denali, and apparently a more off-road ready Ranch suspension, with the Yukons, I’ve not heard of anything else essentially being different. Are the suspension or chassis different? More heavy duty?

My point of questioning is, approach angle, wheel size and engine size aside...is there anything else that is different that makes the ‘21 YUKON AT4 more capable off road than the ‘21 YUKON Denali??

 

[olyelr]

With regards to off-road ability, what really is the difference between AT4 and Denali?

I know typically it is the bumpers with more ground clearance and the 20” wheels on the AT4....but like the Sierra AT4, which physically has a 2” lift on it compared to the Sierra Denali, and apparently a more off-road ready Ranch suspension, with the Yukons, I’ve not heard of anything else essentially being different. Are the suspension or chassis different? More heavy duty?

My point of questioning is, approach angle, wheel size and engine size aside...is there anything else that is different that makes the ‘21 YUKON AT4 more capable off road than the ‘21 YUKON Denali??

From my understanding, the 6.2 is not available with the at4 package. That is almost a deal killer for me right off the bat. So dumb.

 

[olyelr]

The full air suspension is an option on both trims, however I wouldnt think the denali will have off road oriented system like the at4 does.

 

[JR09country]

The full air suspension is an option on both trims, however I wouldnt think the denali will have off road oriented system like the at4 does.

The denali can get the Elsd like the AT4 but you have to get 22" wheels.

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[olyelr]

The denali can get the Elsd like the AT4 but you have to get 22" wheels.

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Yea the rear diff, but does the air suspension function the same, as in raise the vehicle several inches when desired?

 

[Ajmalian]

So...not that I plan to do it...but in short...if I was to install an AT4 bumper...and put on the AT4 wheels on my Denali...I essentially would then have a fancy AT4??

 

[olyelr]

I dont know for sure, but I feel like the suspension is most likely different between the two (air or springs), and there may be some off road drive modes on the at4 that are not available on the denali. Im just not sure...dont know much about the new rigs yet. Also, I wonder if there is a different transfer case altogether for the at4?

 

[JR09country]

From what i have read and seen, the suspension is exactly the same and the transfer case is the same as well. The AT4 is basically an appearance package.

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[Ajmalian]

From what i have read and seen, the suspension is exactly the same and the transfer case is the same as well. The AT4 is basically an appearance package.

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I do feel the same. I say this because nothing was ever mentioned anywhere. Even most of the introductory videos by GM on YouTube from when the trucks were first announced, show the computer generated rendering of the Denali tackling rocks and obstacles when they’re addressing traction and off road ability because of the new suspension set up.

 

[olyelr]

Understandable. Wouldnt be the first time a few badges designated an off road package.

 

[TrueAt1stLight]

From my understanding aside from the engine difference between the two and the greater approach angle of the AT4, they are mechanically-identical in t-case, four wheel drive systems and off-road settings. My Denali has adjustable ride height and drive modes identical to the AT4. Hell, mine even came with AT4 rims!

 

[olyelr]

From my understanding aside from the engine difference between the two and the greater approach angle of the AT4, they are mechanically-identical in t-case, four wheel drive systems and off-road settings. My Denali has adjustable ride height and drive modes identical to the AT4. Hell, mine even came with AT4 rims!

View attachment 273720

Really, those tires/wheels?! That is an option?!

 

[Jsenky]

I dont know for sure, but I feel like the suspension is most likely different between the two (air or springs), and there may be some off road drive modes on the at4 that are not available on the denali. Im just not sure...dont know much about the new rigs yet. Also, I wonder if there is a different transfer case altogether for the at4?

You would have to replace the grill to in this scenario. Tried it with my 16 tahoe and thats what i was told.

at4 has a skid plate package that you dont have most likely. I would assume the only other non available differences are the at4 badged interior items which dont matter.

 

[olyelr]

You would have to replace the grill to in this scenario. Tried it with my 16 tahoe and thats what i was told.

at4 has a skid plate package that you dont have most likely. I would assume the only other non available differences are the at4 badged interior items which dont matter.

i think you quoted the wrong guy...