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Vendor Imfamouns Tire Wear Solution!! (2021+ Model S & X) w/ EVPE shims

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Secret-EV

Member
Global Vendor
Jun 1, 2021
32
25
California

Imfamouns Tire Wear Solution ( Only for 2021+ Refresh Model S & X )
Product Links : https://secretev.com/products/evpe-camber-shim-kit?variant=44070650445986

The issue of tire wear has persisted in Tesla vehicles for several years, with each tire potentially costing up to $600 and having a lifespan of only 5-8k miles.

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One of the options on the market is an adjustable camber arm. The part itself would cost between $1k to $1.5k depending on the brand, plus labor, which is another 3-4 hours. It can cost as high as $2500 just to reduce the camber on the rear.

Adjustable camber arms are great for folks who track their cars and need the ability to dial in camber from event to event. However, for most owners who use their cars daily, the ability for adjustment is not as important, as the camber will be set at a certain amount and will remain unchanged for the rest of the ownership.
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At Secret-EV, we are looking for a solution that can permanently provide camber reduction at a reasonable cost.

In response to this challenge, we have developed a precision-engineered shim kit designed to mitigate camber-related issues and extend tire tread longevity.

Crafted from high-grade 6061-T6 alloy, our shims are meticulously machined to seamlessly fit between the camber arm and frame, effectively reducing camber misalignment.

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Part Cost​
Labor​
Alighment​
Adjustment on camber​
Overall total cost (Can vary from place to place)​
Adjustble Camber Arm​
$1000+​
3-4 hours​
Require​
Yes​
$1800~$2500​
EVPE Shims Kit​
$95~$125​
1-1.5 hours (DIY friendly)​
Require (only toe adjustment needed)​
Fixed​
$250~$500​

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We offer two options:

Silver Shim: Provides a camber reduction of 0.7 degrees, ideal for aftermarket wheels with more aggressive offset. For example, 21x10.5 ET35 or lower offset.

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Red Shim: Offers a camber reduction of 1.5 degrees, ideal for stock wheel setups or with 21x10.5 ET35 or higher offset.
(Red shims come with extended 10.9 grade carbon steel bolt)

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**Alignment is required after the shims is installed**
Recommended Toe (Both Model S & X)
Front Toe: 0.0° to -0.05°
Rear Toe: 0.10° to 0.20°

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For any questions, feel free to send us a message or email to [email protected]
 
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Model S Plaid with red shims installed:

View attachment 1036028
Looking at the camber in the before and current numbers. They are the same. Toe changed, but not camber. So the shims did not change the camber? I used shims to adjust camber in a Solo Race car. The shims were washers. Just watched the video, and saw initial camber was -2.4, so not sure where your chart is from. -2.4 is way too much for any street car, no wonder the insides wear out. Had some negative camber on my Model 3, and I flipped the tires on the rims and got another 10k out of the tires.
 
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Looking at the camber in the before and current numbers. They are the same. Toe changed, but not camber. So the shims did not change the camber? I used shims to adjust camber in a Solo Race car. The shims were washers. Just watched the video, and saw initial camber was -2.4, so not sure where your chart is from. -2.4 is way too much for any street car, no wonder the insides wear out. Had some negative camber on my Model 3, and I flipped the tires on the rims and got another 10k out of the tires.

The customer install the shims in the garage and that’s the reason before and after camber is the same. Main thing to know is the camber is now at around -1.0. (-2.5 before per customer) Toe was changed due to the camber reduction, therefore alignment is recommended.

Brian from i1Tesla had a shop install them and he did check alignment before & after shims is install.
 
The customer install the shims in the garage and that’s the reason before and after camber is the same. Main thing to know is the camber is now at around -1.0. (-2.5 before per customer) Toe was changed due to the camber reduction, therefore alignment is recommended.

Brian from i1Tesla had a shop install them and he did check alignment before & after shims is install.
-1.0 is a much better number for street use. Will improve the life of the tires. So many articles site the weight of the EV as a reason for excessive tire wear, but really it's the factory alignment settings that are causing this. Not just camber but toe as well. The rear toe in the above chart shows how off it was.