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Recommendations for LSD fitting?

2003 - 2009, roadster, coupe, facelift
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Somerzed
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Recommendations for LSD fitting?

Post by Somerzed » Fri Feb 02, 2024 6:47 pm

Hi,

Anyone have any recommendations for a company to supply and fit an LSD to a pre-facelift E85 3.0i?

Finding a diff isn’t an issue, but I hear that fitting them can be a ball ache.

Anyone had this done, and who did they use?

I did a search, but lots of posts about diff oil instead 😁

Thanks :)
2017 BMW 640i Gran Coupe
2003 BMW Z4 2.5i Manual
2014 Ducati Diavel

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Street
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Recommendations for LSD fitting?

Post by Street » Sun Feb 04, 2024 8:47 am

I’ve been toying with the idea of trying these one day. It’s certainly no quaife but could be cheap fun.

https://racingdiffs.com/products/bmw-e4 ... ersion-set
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3.0si Coupe Sapphire Black Why have 1 when you could have 2!!

Serial Zed tinkerer. Always looking for the next Zed project :D

Emanresu
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Recommendations for LSD fitting?

Post by Emanresu » Sun Feb 04, 2024 12:31 pm

https://www.birdsauto.com/quaife/search ... =54624&mi=

Tempted by these guys but like you I’m unsure

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B21
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Recommendations for LSD fitting?

Post by B21 » Sun Feb 04, 2024 2:59 pm

Emanresu wrote: Sun Feb 04, 2024 12:31 pm https://www.birdsauto.com/quaife/search ... =54624&mi=

Tempted by these guys but like you I’m unsure
Lovely bit of kit, very competent guys, but very expensive…I’ve had two on both my E89s :thumbsup:
We choose to go to on with this endeavour at this time and do the other things, not because they are easy, but because they are hard…
A very modified Atacama Yellow 35is :thumbsup:

Somerzed
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Recommendations for LSD fitting?

Post by Somerzed » Sun Feb 04, 2024 6:07 pm

Thanks for the info.

Birds look like they fit the bill.

Thanks for the replies :)
2017 BMW 640i Gran Coupe
2003 BMW Z4 2.5i Manual
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Recommendations for LSD fitting?

Post by Deepseaskateboard » Sun Feb 04, 2024 6:50 pm

B21 wrote: Sun Feb 04, 2024 2:59 pm
Emanresu wrote: Sun Feb 04, 2024 12:31 pm https://www.birdsauto.com/quaife/search ... =54624&mi=

Tempted by these guys but like you I’m unsure
Lovely bit of kit, very competent guys, but very expensive…I’ve had two on both my E89s :thumbsup:
You have a 20i right? What was the impact of the LSD? Decent improvement?

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Recommendations for LSD fitting?

Post by B21 » Sun Feb 04, 2024 7:18 pm

Deepseaskateboard wrote: Sun Feb 04, 2024 6:50 pm
B21 wrote: Sun Feb 04, 2024 2:59 pm
Emanresu wrote: Sun Feb 04, 2024 12:31 pm https://www.birdsauto.com/quaife/search ... =54624&mi=

Tempted by these guys but like you I’m unsure
Lovely bit of kit, very competent guys, but very expensive…I’ve had two on both my E89s :thumbsup:
You have a 20i right? What was the impact of the LSD? Decent improvement?
I had an E89 20i MSport that latterly was 305 BHP / 450 nm…now with an E89 35is at 550 BHP / 759nm..

The impact of the Quaife is negative !

Things just don’t happen…

You go round corners, you accelerate when and where you want, you drag the brakes, you change your mind..you move from power off to power on…

It’s just all very smooth and competent…no fuss, no drama, no traction control lights flashing

I’ve done about 25,000 miles on both LSDs..a lot of high speed hooning, very bouncy roads, poor traction etc etc..

As others will testify the cars just get up and go ..no drama ..others are perplexed..

The only two events that overcame it was a maximum launch on the 20i where I got a DSC error ..caused by over large dissimilar front and rear rolling radius..of tyres..and trying to launch 550 BHP with traction control off with no finesse.. did a 270 degree turn..

Works well with the onboard Nannie’s..great in 5” snow ..

On the 35is overtaking in the wet at 70 the wheels gently spin but it never intervenes in your enjoyment ..

Pity it’s a £2k option…
We choose to go to on with this endeavour at this time and do the other things, not because they are easy, but because they are hard…
A very modified Atacama Yellow 35is :thumbsup:

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