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
Colour
black
Length [mm]
87 mm
Number of plug-in contacts
2 pôle
Logistics and customs
Weight
0.1 kg
References
Manufacturer ref.
21-0426
KonexAuto ref.
KX080303963326
IAM
21-0426
GTIN
5902659791078
Comparable OE references
BMW
61 31 1 392 204
61 31 8 360 876
Use the OE reference together with your vehicle to identify the correct part.
Choose a make
Select a make to view its models and engines.
Choose a model
Select a model to view its engines.
Engines
Vehicle
hp
kW
cm³
Production
520 i
hp136
kW100
cm³1,990
Production01/1996 – 06/2003
520 iFitting restrictions
Year from
199809
hp150
kW110
cm³1,990
Production01/1996 – 06/2003
520 i
hp170
kW125
cm³2,171
Production09/2000 – 06/2003
523 iFitting restrictions
Year from
199809
hp170
kW125
cm³2,494
Production09/1995 – 08/2000
525 i
hp192
kW141
cm³2,494
Production09/2000 – 06/2003
528 iFitting restrictions
Year from
199809
hp193
kW142
cm³2,793
Production09/1995 – 08/2000
530 i
hp231
kW170
cm³2,979
Production09/2000 – 06/2003
535 i
hp245
kW180
cm³3,498
Production09/1998 – 06/2003
540 iFitting restrictions
Year from
199809
hp286
kW210
cm³4,398
Production03/1996 – 06/2003
Engines
Vehicle
hp
kW
cm³
Production
520 i
hp136
kW100
cm³1,990
Production03/1997 – 08/2001
520 iFitting restrictions
Year from
199809
hp150
kW110
cm³1,990
Production03/1997 – 08/2001
520 i
hp170
kW125
cm³2,171
Production09/2000 – 12/2003
523 i
hp163
kW120
cm³2,494
Production09/1998 – 08/2000
523 iFitting restrictions
Year from
199809
hp170
kW125
cm³2,494
Production03/1997 – 08/2000
525 i
hp192
kW141
cm³2,494
Production09/2000 – 05/2004
528 iFitting restrictions
Year from
199809
Engine code
M52 B28 (286S1)
hp193
kW142
cm³2,793
Production11/1996 – 08/2000
530 i
hp231
kW170
cm³2,979
Production09/2000 – 12/2003
540 iFitting restrictions
Year from
199809
hp286
kW210
cm³4,398
Production04/1997 – 12/2003
Engines
Vehicle
hp
kW
cm³
Production
728 i, iLFitting restrictions
Year from
199809
hp193
kW142
cm³2,793
Production08/1995 – 11/2001
730 i, iLFitting restrictions
Year from
199809
hp211
kW155
cm³2,997
Production10/1994 – 11/2001
740 i, iLFitting restrictions
Year from
199809
Engine code
M62 B44 (448S2)
hp286
kW210
cm³4,398
Production02/1996 – 07/2001
750 i, iLFitting restrictions
Year from
199809
Engine code
M73 B54 (54121)
hp326
kW240
cm³5,379
Production11/1994 – 07/2001
Engines
Vehicle
hp
kW
cm³
Production
840 CiFitting restrictions
Year from
199809
hp286
kW210
cm³4,398
Production03/1996 – 06/1999
Data updated on Nov 10, 2026
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
Coolant level sensor MAXGEAR 21-0426
Brand : MAXGEAR. Manufacturer part number : 21-0426. Category : Coolant level sensor.
Specifications : Colour : black ; Length [mm] : 87 mm ; Number of plug-in contacts : 2 pôle.
OE cross-reference numbers : BMW : 61 31 1 392 204 ; BMW : 61 31 8 360 876.
Google reviews
Rayan Abdas
5/5
J’ai récemment acheté une pièce pour ma BMW E87. La commande a été super rapide et le service client très professionnel. Je recommande vivement ce magasin pour tous vos besoins.
(Translated by Google)
I recently bought a part for my BMW E87. The order was super fast and the customer service was very professional. I highly recommend this store for all your needs.
Mason Petion
5/5
Passage ce jour et je n’ai rien à dire à part que tout était parfait.
(Translated by Google)
I went there today and I have nothing to say except that everything was perfect.
Herculano Furtado correia
5/5
Frank MONTAUBAN
5/5
Génial, très satisfait, ça m’a sauvé la vie pour un phare de Ford kuga trouvé en concession à 1300€ contre 600€ chez konex auto avec garantie. Merci
Je recommande
(Translated by Google)
Fantastic, very satisfied. It saved my life by providing a Ford Kuga headlight that cost €1300 at a dealership, compared to €600 at Konex Auto with a warranty. Thank you!
I highly recommend them.
Adiogoo2K
5/5
Andy Wetsh
5/5
À l’écoute et très professionnel
(Translated by Google)
Attentive and very professional
Laraib 786
5/5
Super accueil, le vendeur très à l’écoute. Ils sont pas cher et délai de livraison dans la journée quasiment. Je recommande
(Translated by Google)
Excellent service, the salesperson was very attentive. They're inexpensive and delivery was almost always the same day. I recommend them.
TRAN-HUU-HUE Victor
5/5
Petit magasin agréable avec des prix abordables.
(Translated by Google)
Nice little shop with affordable prices.
Rebeca Oke
4/5
Bema Konate
5/5
A vrai dire je suis satisfait de sa marchandise original le prix abordable
(Translated by Google)
To be honest, I'm satisfied with the original merchandise and the affordable price.
Makola Luvuvamu
5/5
Commande faite en ligne et reçu rapidement 🤩
(Translated by Google)
Order placed online and received quickly 🤩
Elysée Koho
5/5
Omer Bayram
5/5
Ouagdi Kraiem
5/5
Bon garage, pièces détachées accessibles à prix honnête.
(Translated by Google)
Good garage, spare parts available at a fair price.
J’ai appelé pour savoir s’ils avaient une pièce en stock, et malheureusement ce n’était pas le cas. Cependant, le monsieur au téléphone était vraiment hyper gentil, a pris le temps d’écouter et me conseiller. Si j’ai à nouveau besoin un jour, je me dirigerai à nouveau vers eux !
(Translated by Google)
I called to see if they had the part in stock, and unfortunately, they didn't. However, the gentleman on the phone was incredibly kind, took the time to listen, and offered advice. If I ever need anything again, I'll definitely go to them!
El Hadji Camara
5/5
GIRESSE KINGOTO NTONA
5/5
Superbe accueil 🤩 Vendeur souriant et très serviable. Magnifique !
(Translated by Google)
Excellent service 🤩 Smiling and very helpful salesperson. Wonderful!
Issa Hassan
5/5
Depuis qu'ils ont ouvert je fais toujours mes achats chez eux et c'est super rapide et heureux
(Translated by Google)
Since they opened, I always shop there and it's super fast and I'm happy
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