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Details
| Specification | Value |
|---|---|
| Brand | ERT |
| Fitting Position | Rear Axle |
| Diameter [mm] | 40 mm |
| Brake System | ATE |
OE/OEM numbers (5)
Search by this OE number to find compatible parts
- MERCEDES-BENZ—204 423 03 81
- MERCEDES-BENZ—2044230481
- MERCEDES-BENZ—204 423 17 81
- MERCEDES-BENZ—2044231881
- BMW—34 21 6 768 693
Where this part fits
Original-fit position for OE 2044230381. The red ring marks where this part installs on the vehicle.
What's in the kit
This kit ships with 2 factory-matched components. Each part below is supplied as part of the kit; click any linked MPN to view that component on its own.
| # | Part number | Component | Qty |
|---|---|---|---|
| 1 | 400380 | Repair Kit, brake caliper
| 1 |
| 2 | 151514-C | piston, brake calliper
| 1 |
About this product
The ERT Repair Kit Brake Caliper (402463) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: for OE number: 34216768693, Fitting Position: Rear Axle, Diameter [mm]: 40 mm, Brake System: ATE. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit BMW, MERCEDES-BENZ models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 0986134310, 114-5032, 11.9406-9961.2, 13012115211 and 25 more. Matching these numbers confirms a like-for-like replacement with no loss of function. ERT 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 from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
Suitable cars
Equivalent products (25)
Show all 25 OE numbers
Repair Kit Brake Caliper ERT 402463 — compatible car models
| Car models | BMW: 1 Convertible (E88), 1 Coupe (E82), 1 (E81), 1 (E87); MERCEDES-BENZ: C-CLASS Coupe (C204), C-CLASS T-Model (S204), C-CLASS (W204), E-CLASS Convertible (A207), E-CLASS Coupe (C207) |
|---|---|
| Engines | 118 d; C 180 (204.349); C 250 CDI (204.203); C 250 CDI (204.003); E 250 CDI / BlueTEC / d (207.403, 207.404); E 250 CDI / BlueTEC / d (207.303, 207.304) |
| Year of manufacture | 2003-2016 |
| Manufacturer article number (MPN) | 402463 |
| OE part numbers | 204 423 03 81, 2044230481, 204 423 17 81, 2044231881, 34 21 6 768 693 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
ERT 402463 . Brake System: ATE. Diameter [mm]: 40 mm. Fitting Position: HA. for OE number: 34216768693
- 1x Repair Kit Brake Caliper
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- 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 Repair Kit Brake Caliper compatible with my car?
This Repair Kit Brake Caliper fits BMW, MERCEDES-BENZ vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this ERT Repair Kit Brake Caliper have?
This ERT Repair Kit Brake Caliper has the following specifications: for OE number: 34216768693; Fitting Position: HA; Diameter [mm]: 40 mm; Brake System: ATE. Check the full specifications table above for complete details.
What OE part numbers does this Repair Kit Brake Caliper replace?
This Repair Kit Brake Caliper replaces OE part numbers: 204 423 03 81, 2044230481, 204 423 17 81, 2044231881, 34 21 6 768 693. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Repair Kit Brake Caliper cost?
This ERT Repair Kit Brake Caliper is available for £18.99. Repair Kit Brake Caliper prices vary depending on brand, specifications, and vehicle compatibility. ERT parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Repair Kit Brake Caliper?
Regular inspection of your Repair Kit Brake Caliper 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 Repair Kit Brake Caliper?
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 Repair Kit Brake Caliper fitted by a professional mechanic.
Can I use this part as a replacement for OE 204 423 03 81?
Yes, this ERT Repair Kit Brake Caliper is a direct replacement for OE part number 204 423 03 81. 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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