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Details
| Specification | Value |
|---|---|
| Brand | NPS |
| MPN | d323o02 |
| Category | Brake Cylinder |
| Inner Diameter [mm] | 19 mm |
OE numbers (9)
Where this part fits
Original-fit position for OE 90443261. The red ring marks where this part installs on the vehicle.
About this product
When brake cylinder performance matters, the NPS D323O02 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Inner Diameter [mm]: Synthetic mm. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. This part supersedes original equipment references: 01.19.103, 01393, 020057, 0 204 072 187 and 186 more. Matching these numbers confirms a like-for-like replacement with no loss of function. NPS is a recognised supplier of automotive braking components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
Suitable cars
Fitment not confirmed for this part
We could not confirm which vehicles this part fits — check before buying.Equivalent products (180)
Show all 180 OE numbers
Brake Cylinder NPS D323O02 — compatible car models
| Manufacturer article number (MPN) | D323O02 |
|---|---|
| OE part numbers | 05 50 133, 05 50 141, 090009594, 090374076, 550133, 550141, 90009594, 90374076, 90 443 261 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
NPS d323o02 Brake Cylinder. Inner Diameter [mm]: 19 mm
- 1x Brake Cylinder
Shipping, returns, warranty
Free UK delivery on orders over £50.00. Tracked standard shipping.
- Standard delivery: 4–8 business days
- Order before 3pm — ships the next working day
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Brake Cylinder compatible with my car?
Use the vehicle selector at the top of the page to check compatibility. Enter your car's make, model, and engine — we'll confirm whether this Brake Cylinder fits. All fitment data is verified through TecDoc.
What specifications does this NPS Brake Cylinder have?
This NPS Brake Cylinder has the following specifications: Inner Diameter [mm]: 19 mm. Check the full specifications table above for complete details.
What OE part numbers does this Brake Cylinder replace?
This Brake Cylinder replaces OE part numbers: 05 50 133, 05 50 141, 090009594, 090374076, 550133, 550141, 90009594, 90374076 and 1 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Brake Cylinder cost?
Brake Cylinder prices vary depending on brand, specifications, and vehicle compatibility. Check the current price above for this NPS Brake Cylinder. All parts come with our 14-day money-back guarantee.
How do I know when to replace my Brake Cylinder?
Regular inspection of your Brake Cylinder is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Brake Cylinder?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Brake Cylinder fitted by a professional mechanic.
Can I use this part as a replacement for OE 05 50 133?
Yes, this NPS Brake Cylinder is a direct replacement for OE part number 05 50 133. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
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