Lifted/Leveled 2021 - Postem Up

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jgraves

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Nov 19, 2021
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Yeah I saw the specs on GMC's web site, our 2022 Yukon SLE 4X4 3.0 Duramax has factory 31in tires 265/65/18. It will be getting 275/65/18 BFG's here very soon.
I ran 315/70R17 all winter. They measure 34.5" vs the factory AT4 tires at ~33.5" and I couldn't notice a difference in how the truck drove (6.2L). There is a difference in fuel economy (~1 mpg) and I did not tow with the winter tires on.
 

djnice

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Jan 13, 2024
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Installed Rough Country 2.5" lift on my 2024 Yukon AT4 myself so learned about the pros and cons.
- Plastic strut spacers
- Plastic front spring spacer
- Steel rear spring spacer does not have centering ring for spring
- Requires bending front droop stop. Upper control arm will automatically bend the droop stop when you put it together.
- Does not come with ABS sensor bracket relocation brackets. This might be okay for street driving. However, if you go full droop and full lock right or left the spring will hit the sensors, wiring, and brackets at the OEM location. I made my own relocators.

Lift amount:
Front stock fender height = 37 1/8"; Lifted front height = 39 3/4"
Rear stock fender height = 38"; Lifted rear height = 40"

Wheels are Fuel Blitz 22x9 with +1 offset. Tires are Toyo AT3 P285/60R20, passenger rated not LT. BTW, the passenger load rating exceeds rim rating and rear axle rating. Tires are quiet, slight hum at 45 mph. Tires do rub at rear of wheel well where the bracket is at. I plan to modify the bracket.

Before mods photo added for reference.
8E2EDF8B-283E-46DE-87B1-848C9FD6F1DF.jpeg
 

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jflo117

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Dec 20, 2022
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Are the front and rear struts the same? Particularly at the top? My Yukon is relatively level or has a slight rake and I’d like to keep it that way so I was wondering if I can just get two sets of front “leveling kits” and install the second set on the rear struts to get an even lift front and rear.
 

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