Wheel stud length

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sanman28

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Anybody know the wheel stud length, for the purpose of spacers, on these rigs?
 

JerseySUP

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I’m curious to know as well. I may just pull a wheel off next weekend and measure myself. It also depends on how big the “pocket” is on the back of your rim.
 

mikew2069

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I'm not sure but I put on 10mm spacers and that's probably about as big as I would comfortably go. You could probably push it with 12mm but I'm not that brave.

From there, you would need to go up to 1.5" with new studs. I tried 1.25" spacers and even with the pockets in the back of the wheel, the studs were too long. So actually, come to think of it, that would make the studs somewhere in the 1 3/8" - 1 7/16" range.
 
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sanman28

sanman28

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I'm not sure but I put on 10mm spacers and that's probably about as big as I would comfortably go. You could probably push it with 12mm but I'm not that brave.

From there, you would need to go up to 1.5" with new studs. I tried 1.25" spacers and even with the pockets in the back of the wheel, the studs were too long. So actually, come to think of it, that would make the studs somewhere in the 1 3/8" - 1 7/16" range.
1.5” it is. Thanks
 

H1Chester

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A guy I follow on IG, who had a 21 and 22 Tahoe Z71 had 1.25" spacers with stock wheels and no stud trimming was required.
 

JerseySUP

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I pulled a wheel this weekend to investigate. My studs measured exactly 1 5/8” and the pocket on the back of my wheels is about 1/2”. If my math is correct, the smallest wheel spacer I can run (without having to trim the studs) is 1 1/8”. I am planning on ordering some 1.25” Bora spacers so they should fit with no problems.

I can’t represent that the studs are exactly the same on all models or on GMCs. This is just my personal experience. For reference, I have a 2022 Tahoe LT with the optional 20” wheels.
 
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sanman28

sanman28

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I pulled a wheel this weekend to investigate. My studs measured exactly 1 5/8” and the pocket on the back of my wheels is about 1/2”. If my math is correct, the smallest wheel spacer I can run (without having to trim the studs) is 1 1/8”. I am planning on ordering some 1.25” Bora spacers so they should fit with no problems.

I can’t represent that the studs are exactly the same on all models or on GMCs. This is just my personal experience. For reference, I have a 2022 Tahoe LT with the optional 20” wheels.
Excellent info.
 

mikew2069

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I pulled a wheel this weekend to investigate. My studs measured exactly 1 5/8” and the pocket on the back of my wheels is about 1/2”. If my math is correct, the smallest wheel spacer I can run (without having to trim the studs) is 1 1/8”. I am planning on ordering some 1.25” Bora spacers so they should fit with no problems.

I can’t represent that the studs are exactly the same on all models or on GMCs. This is just my personal experience. For reference, I have a 2022 Tahoe LT with the optional 20” wheels.
Also probably depends on the wheel and how much cavity there is. With my Denali 22s, I would've had to trim about 1/16" to get the 1.25" spacers to fit.
 

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