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MPA ElectricalPart #: M55129
MPA Electrical M55129 Brake Master Cylinder
⚙️ 15 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$99.78Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦Reman with front disc brakes
🚗Fitment: Acura and Honda, Civic, EL, and RSX
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Brake Master Cylinder options
MPA Electrical M55129 Brake Master Cylinder
| Brand | MPA Electrical |
| Part Number | M55129 |
| Position | Reman with front disc brakes |
| Mounting Hardware Included | No |
| Grade Type | Standard replacement |
| Gasket Or Seal Included | Yes |
| Mounting Hole Quantity | 2 |
| Master Cylinder Bore Diameter | 0.875 |
| Brake Booster Included | No |
| Master Cylinder Cap Included | No |
| Master Cylinder Material | Aluminum |
| Push Rod Included | No |
| Reservoir Included | No |
| Sensor Included | No |
| Mounting Hole Diameter | 0.36 |
| Mounting Bracket Included | No |
| Brake Pressure Switch(s) Included | No |
| Fluid Type | Dot 3 or dot 4 |
| Product Condition | Remanufactured |
This part fits 15 vehicles. Search below:
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2006 | Acura | RSX | Base | N/A | Reman with front disc brakes |
| 2005 | Acura | EL | N/A | Reman with front disc brakes | |
| 2005 | Acura | RSX | Base | N/A | Reman with front disc brakes |
| 2005 | Honda | Civic | Hybrid | N/A | Reman with front disc brakes |
| 2004 | Acura | EL | N/A | Reman with front disc brakes | |
| 2004 | Acura | RSX | Base | N/A | Reman with front disc brakes |
| 2004 | Honda | Civic | Hybrid | N/A | Reman with front disc brakes |
| 2003 | Acura | EL | N/A | Reman with front disc brakes | |
| 2003 | Acura | RSX | Base | N/A | Reman with front disc brakes |
| 2003 | Honda | Civic | Hybrid | N/A | Reman with front disc brakes |
| 2002 | Acura | EL | N/A | Reman with front disc brakes | |
| 2002 | Acura | RSX | Base | N/A | Reman with front disc brakes |
| 2002 | Honda | Civic | GX | N/A | Reman with front disc brakes |
| 2001 | Acura | EL | N/A | Reman with front disc brakes | |
| 2001 | Honda | Civic | N/A | Reman with front disc brakes |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
46100S5DA5146100S6MA01
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.