Check parts compatibilityIdentify your vehicle by plate, VIN or model.
Also compare the OE reference shown on your original part.
Clearly identified references
Compatibility checked before purchase
Delivery calculated before payment
Technical specifications
Diameter [mm]
25.4 mm
New part
✓
Logistics and customs
Net weight [kg]
0.88 kg
Weight
0.88 kg
References
Manufacturer ref.
821528
KonexAuto ref.
KX0303031015782
IAM
821528
GTIN
5703858675752
Comparable OE references
BMW
34 31 1 161 504
34 31 1 161 862
34 31 1 162 039
34 31 1 162 915
34 33 1 160 491
Use the OE reference together with your vehicle to identify the correct part.
Open this tab to browse the vehicles associated with this part.
Replacement parts
Frequently asked questions
How do I check compatibility?
Select the exact vehicle, then compare OE references and fitting criteria with the original part.
Where can I check price and availability?
The purchase panel displays this part’s price and availability. Commercial information is checked before ordering.
How can I find the collection or delivery date?
Enter the requested details under Store collection or Delivery to get an estimate for your order.
How do I request a return or exchange?
Contact KonexAuto within 14 days of delivery with your order number and the part concerned. We will help you with your request.
Returns and exchanges
14 days after delivery
You can request a return or exchange within 14 days of receiving your order. Contact us to arrange the next steps.
1Contact KonexAuto with your order number and the part reference.
2We will explain the steps for your return or exchange.
3Pack the part carefully and follow the return instructions provided.
Product description
Brake master cylinder NK 821528
Brand : NK. Manufacturer part number : 821528. Category : Brake master cylinder.
Specifications : Diameter [mm] : 25.4 mm ; New part : ✓ ; Weight : 0.88 kg.
OE cross-reference numbers : BMW : 34 31 1 161 504 ; BMW : 34 31 1 161 862 ; BMW : 34 31 1 162 039 ; BMW : 34 31 1 162 915 ; BMW : 34 33 1 160 491.
Google reviews
Laure Houtman
5/5
Devis téléphonique rapide à l'écoute de mon problème à trouver une solution rapide pour avoir ma pièce dans des brefs délais top du top !!!
Je recommande vivement ce magasin de pièces auto 👍🏼
(Translated by Google)
Quick phone quote, they listened to my problem and found a fast solution to get my part in no time – absolutely fantastic!!!
I highly recommend this auto parts store 👍🏼
aimé dilemba
4/5
Bachir Bentoumi
5/5
Personnel très gentil,bon prix
(Translated by Google)
Very friendly staff, good price
Claire Houtman
5/5
Une adresse à connaître
Très bon fournisseur de pièce auto, à l’écoute de ses clients.
Je recommande
(Translated by Google)
A great place to know!
Excellent auto parts supplier, very responsive to its customers.
I recommend them.
Mohammed Rahmani
5/5
Excellent service, ultra rapide et très satisfaisant. De vrais passionnés ! Je recommande Konex Pièces Auto sans hésitation !
(Translated by Google)
Excellent service, ultra-fast and very satisfactory. Truly passionate! I recommend Konex Auto Parts without hesitation!
Andy Wetsh
5/5
À l’écoute et très professionnel
(Translated by Google)
Attentive and very professional
Hadietou Drame
5/5
Très bon accueil, J’ai reçu ma pièce en un jour. Bonsoir la qualité Du service très bien, je roule en commande fortement 10/10
(Translated by Google)
Excellent service, I received my part in one day. Good evening, the quality of service is very good, I highly recommend them, 10/10
salimata konta
5/5
J’ai été très bien accueillie lors de mes visites et j’ai été très satisfaite du service. L’équipe est professionnelle, à l’écoute et très agréable. Je recommande vivement KONEXAUTO ! ⭐⭐⭐⭐⭐
(Translated by Google)
I received a very warm welcome during my visits and was very satisfied with the service. The team is professional, attentive, and very pleasant. I highly recommend KONEXAUTO! ⭐⭐⭐⭐⭐
Ahmed Dhaoui
5/5
Meryam Gherri
5/5
Content de mon passage chez cannexauto professional et efficace merci
(Translated by Google)
Happy with my experience at cannexauto, professional and efficient, thank you
Gladys MONTOUT
5/5
Bon relationnel client, bienveillant et réactif.
(Translated by Google)
Good customer relations, caring and responsive.
Alexandre Laurenne
5/5
Boutique propre, beaucoup de pièces, conseiller compétent et sympas
(Translated by Google)
Clean shop, lots of items, knowledgeable and friendly staff
Nabil Salah
5/5
Meilleur tarif sur les batteries
(Translated by Google)
Best price on batteries
Walid Lakas
5/5
Super vendeur, je recommande les yeux fermés
(Translated by Google)
Excellent seller, I highly recommend them.
Serge-Junior Ntsoumou
5/5
Très bonnes boutiques, prix abordable et très bas
(Translated by Google)
Very good shops, affordable and very low prices
Commande passée sur le site et reçue en 2 jours! Top rapide et efficace. Je recommande !
(Translated by Google)
Order placed on the website and received in 2 days! Super fast and efficient. I recommend it!
berleen-aby NTOKONDA
5/5
Super expérience, accueil agréable le vendeur est très à l’écoute livraison rapide reçu dans la journée. Je recommande
(Translated by Google)
Great experience, friendly welcome, the seller was very attentive, fast delivery, received the same day. I recommend them.
Junior Didjango
5/5
un site clair fluide et transparent. J'ai vite trouvé la pièce correspondant à mon véhicule grâce à l'outil de recherche ultra simplifié et les prix m'ont l'air d'être raisonnable et les différents moyen de recevoir la pièce est intelligent. Je recommande ;)
(Translated by Google)
A clear, user-friendly, and transparent website. I quickly found the part for my vehicle thanks to the ultra-simple search tool, the prices seem reasonable, and the various delivery options are well-designed. I recommend it ;)
To improve our services, we use tracking tags to analyse traffic on our platform and show you targeted advertisements. By choosing “Accept”, you agree to activate these technologies. You can adjust your choices at any time through our preference manager.
Your choice is saved for six months. You can change it at any time using “Manage my cookies” at the bottom of the page.