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Posted

I think each truck can be different. My 2WD RCSB with 2" drop shackles needed 2° pinion shims to eliminate a 20-30 mph vibration. With the shims, the vibration is gone and the truck drives very smoothly.

  • Like 1
Posted

I agree, plus if you have a CC standard bed like me, you have to deal with the two piece drive shaft. From what Ive read this configuration almost always need an adjustable carrier bearing installed.

Posted

Does anyone happen to have a picture of the stock shackles? I bought my truck used and I'm pretty sure the guy before me put some drop shackles on it. I only have about 1.25-1.5''" of rake, while most are around 3'' from factory. That would put it around 1.5'' drop shackle, and the only company I am aware of that makes that size is Rough Country. From what I remember when looking under the truck, it has the same design as the Rough Country shackles, but I am offshore and not able to look at them right now. I am going to take the factory block out when I get back home to finish leveling it out.

Posted

Here's the stock shackle on a 2016 2wd:

 

100_6179.jpg

 

The mcgaughys I got are a fair bit larger than this, I'm actually concerned I ordered the wrong thing now.

 

My main concern right now is that my 2015 has been in the shop 4 days with a bad diff, and I'm worried that if I put this on, they will tell me my wrranty is void or that my shackles are causing the issues if the problem persists.

 

But at the same time.. I dont want to look at my "slamming on brakes ALL THE TIME" profile when I'm walking to it from a parking lot.

  • Like 1
Posted

Awesome thanks for the photo. I'm sure the 2015 and 2016 would have the same shackle. This confirms I do have something aftermarket because my shackles are different. And yes, the drop shackle will be longer than the factory shackle. I would document the issues you are having with just the stock shackle in place with time stamped photos or something. Then if you had the same issue down the road after swapping to the drop shackles you could make a case. Not saying that would save you, but it might help. I would get the diff issue fixed first and ride it for a week or so before dropping it. Thanks again

Posted

What tire size would be the biggest you can get without scrubbing if you drop the back with 2 inch shackles? I plan on eventually upgrading to 20" rims and michelin ltx tires. Just need to know what size tires to get without rubbing.

Posted

What tire size would be the biggest you can get without scrubbing if you drop the back with 2 inch shackles? I plan on eventually upgrading to 20" rims and michelin ltx tires. Just need to know what size tires to get without rubbing.

You will be fine. pull a tape measure and subtract 2" from current stance. I have 305-45-22 with no scrubbing.

 

RT

Posted

hi there I am new to the forum. I have a 2015 denali. I have the rear 2" levelling kit from mcgaughy's. I am wondering if anyone who has done it before can shed some light on what I have to do with the sensor arms ? They told me they might not be building the correct length arms for a while. I have had some people tell me that it can't be done and others tell me it can but you have to cut the sensor arms. If anyone has any knowledge on this please let me know. Thanks

  • 2 weeks later...
Posted

2d2c488249c41bcaef9e040af319fc7f.jpg

 

2014 4x4 with aluminum front suspension. I used DJM 4" control arms and made a spacer to bring it up to 3.5 in front then done a 5/6 flip kit set at 5" no rubbing binding or vibrations tires are 285/45/22.

 

Sent from my SAMSUNG-SM-N910A using Tapatalk

  • Like 1
Posted

2d2c488249c41bcaef9e040af319fc7f.jpg

 

2014 4x4 with aluminum front suspension. I used DJM 4" control arms and made a spacer to bring it up to 3.5 in front then done a 5/6 flip kit set at 5" no rubbing binding or vibrations tires are 285/45/22.

 

Sent from my SAMSUNG-SM-N910A using Tapatalk

good looking truck. did u buy those headlights with the corners cleared or do it yourself?

Posted

I think each truck can be different. My 2WD RCSB with 2" drop shackles needed 2° pinion shims to eliminate a 20-30 mph vibration. With the shims, the vibration is gone and the truck drives very smoothly.

 

Got any pics of yours after dropping the rear? I plan on doing the same and curious how it looks with just the 2" shackles and blocks still in?

 

Thanks!

Posted

Got any pics of yours after dropping the rear? I plan on doing the same and curious how it looks with just the 2" shackles and blocks still in?

 

Thanks!

LOL.... It is still hiked up in the ass! If you want close to level remove the block and add shackles. Read the post's on this!!!

 

RT

Posted

Got any pics of yours after dropping the rear? I plan on doing the same and curious how it looks with just the 2" shackles and blocks still in?

 

Thanks!

Here's a quick pic taken at work. I like the look of the 2" drop: there is still a slight rake but nowhere near as noticeable as before.

 

post-134221-0-14300600-1459787293_thumb.jpg

post-134221-0-14300600-1459787293_thumb.jpg

post-134221-0-14300600-1459787293_thumb.jpg

post-134221-0-14300600-1459787293_thumb.jpg

Posted

Here's a quick pic taken at work. I like the look of the 2" drop: there is still a slight rake but nowhere near as noticeable as before.

 

attachicon.gif2014 Chevy Silverado.jpg

 

I am the same way, I still like the slight rake as well. Looks awesome man! Thanks for the pic

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