The best upgrade for BMW 188mm LSD - Stage 2, 3 & 4

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BMW 188mm LSD Stage 3 upgrade set 

Plug and Play!

60% lock upgrade!

Three years warranty!


This kit Includes: 

6x clutch/friction disc

6x hardcore dog ear steel plates.

1x Billet steel cap

8x Reinforced cap bolt

2x Preload shims

1x Ramp saver shim

2x Oil shim


***Important note:

The doesn't require any fabrication to be fitted.

Please note that there are 2 different types of Billet caps according to gear ratio group:

A: 2.65 - 3.07

B: 3.15 - 4.45

Kindly ask you to send message or leave a note after purchase, so we know which one to send you.

If you don't leave a note or send message, we will send type B as a default option.


Fitment:

E30

+320is S14

+323i M20

+324td M21

+325e M20

+325i M20

+M3 S14


E36

+320i M50

+323i M52

+323i 2.4 M52

+323ti M52

+325i M50

+325is M50

+325td M51

+325tds M51

+328i M52

+M3 S50


E28

+518 M10

+518i M10

+520i M20

+524d M21

+524td M21

+525e M20

+525i M30

+528e M20

+528i M30

+533i M30


E34

+518g M43

+518i M40

+518i M43

+520i M20

+520i M50

+524td M21

+525i M20

+525i M50

+525td M51

+525tds M51

+530i M30

+535i M30


−E32

+730i M30

+730iL M30

+735i M30


Z3

+Z3 2.0 M52

+Z3 2.2i M54

+Z3 2.5 M52

+Z3 2.5i M54

+Z3 2.8 M52

+Z3 3.0i M54

+Z3 M3.2 S50

+Z3 M3.2 S54

+Z3 M3.2 S52


Clutch plates are perforated for improved cooling and heat resistance. 

Molybdenum - Ceramic  friction layer ensures much higher longevity than OEM plates.


Billet steel cap - a must have upgrade!

Breaking of standard differential cap is a problem that happens all the time, especially on higher HP engines.

So this reinforced steel cap is permanent solution. By installing this you will avoid cap breaking for good.

Cap is made from the high-grade tool steel hardened and nitrated for the best possible resistance and longevity.

Reinforced bolts won't suffer the internal stripping problem of the originals which is very important when rebuilding.


Preload shim set

It is always good to change Preload shims as they loose spring rate in time, so your differential looses performance. Our Preload shim set is brand new!


Ramp Saver shim (washer) is perfect solution if you have damaged pressure plates from previous clutches.

If you decided to rebuild/upgrade your LSD unit and realized your previous clutches made damage to flat surface of your ramps (pressure plates), it is not recommended to leave it like that. Ramp saver plate will help you to resolve problem and return your differential to original or higher performance. It can also be used to increase preload in racing applications.


While your differential is out from the car, you may consider replacing bearings and oil seals as well:

Bearing and oil seal set - Item ID 263026472548



Who we are


Our company produces the highest quality LSD Friction Plates and Dog Ear Steel Plates on the market. We use the highest quality thermally processed tool steel which differs our product from any others on the market. During the final steps of production, clutch plates are coated with special Molybdenum-Ceramic compound which optimizes the best ratio of friction coefficient and durability, drastically reduces material wear and warping under extreme conditions, providing our Clutch plates the best possible longevity.

Benefits:

1. More friction coefficient

2. More grip

3. Increased diff lock

4. Better durability

5. Less wear

6. Better heat resistance


All of our Clutch Plates are thoroughly tested and are currently being used in various racing cars throughout Europe including track, hill climb, rally and of course drifting discipline.

We offer custom production of plates to your sample.

OEM part numbers:

33141210626
33-14-12-10-626
33 14 12 10 626
33.14.12.10.626

33141203797
33-14-12-03-797
33 14 12 03 797
33.14.12.03.797

33141203795
33-14-12-03-795
33 14 12 03 795
33.14.12.03.795

33141203794
33-14-12-03-794
33 14 12 03 794
33.14.12.03.794

33141206909
33-14-12-06-909
33 14 12 06 909
33.14.12.06.909

33141204367
33-14-12-04-367
33 14 12 04 367
33.14.12.04.367

33141206919
33-14-12-06-919
33 14 12 06 919
33.14.12.06.919


RacingDiffs recommends Motul gear competition 75W140 oil for all products.

 

 

SHIPPING

  

The package will be sent within 1 - 3 working days from the moment of full payment.

The tracking number will be sent immediately.

The expected delivery date depends on your location.

If you want a faster shipping method (we use DHL express service) please make sure you leave email and phone number when you purchase the item. Otherwise, we will have to send the package with a regular post office service which takes 3 times more to deliver it to your door.

We are not responsible for the customs taxes of your country, or the retention time of the customs check.

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REFUND POLICY

IF YOU ARE NOT 100% SATISFIED WITH YOUR PURCHASE, YOU CAN RETURN YOUR ORDER FOR A FULL REFUND (MINUS SHIPPING EXPENSES).

You can return your purchase for up to 45 days from the purchase date.

Returned products must be in the condition you received them and in the original box and/or packaging.

Return shipping costs will be paid by customer. Return should be realized through regular POST OFFICE exclusively. We won't accept other courier services. Please contact us before sending the package back to us.

Refund requests regarding to high import fees won't be accepted - please read Shipping info page before ordering. 

 

For any additional information, we are here for you as always.
Your RacingDiffs team


Tags: # BMW, 188mm, medium case, Limited slip differential, LSD steel cap, forged cover, billet made, reinforced, upgraded, bolts, screws, carrier cover, bearing carrier, CNC cap, motorsport, E30, e36, z3 325i, 2.5 tds, e34, 525i, 520i, 320i.