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OE Quality
60-Day Returns
MPA ElectricalPart #: NM55040
MPA Electrical NM55040 Brake Master Cylinder
⚙️ 8 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$94.42Free 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
📦New with front disc brakes
🚗Fitment: Chevrolet, Geo, Pontiac, and Suzuki, Sidekick, Sunrunner, and Tracker
🔄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 NM55040 Brake Master Cylinder
| Brand | MPA Electrical |
| Part Number | NM55040 |
| Position | New with front disc brakes |
| Reservoir Material | Plastic |
| 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 | Yes |
| Master Cylinder Material | Aluminum |
| Push Rod Included | No |
| Reservoir Included | Yes |
| Sensor Included | No |
| Mounting Hole Diameter | 0.352 |
| Mounting Bracket Included | No |
| Brake Pressure Switch(s) Included | No |
| Fluid Type | Dot 3 |
| Product Condition | New |
This part fits 8 vehicles. Search below:
| Year | Make | Model | # Doors | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1998 | Chevrolet | Tracker | 2 Door | N/A | New with front disc brakes | ||
| 1998 | Suzuki | Sidekick | 2 Door | N/A | New with front disc brakes | ||
| 1997 | Geo | Tracker | 2 Door | N/A | New with front disc brakes | ||
| 1997 | Pontiac | Sunrunner | N/A | w/2 Doors & Non-ABS; New with front disc brakes | |||
| 1997 | Suzuki | Sidekick | 2 Door | N/A | New with front disc brakes | ||
| 1996 | Geo | Tracker | 2 Door | N/A | New with front disc brakes | ||
| 1996 | Pontiac | Sunrunner | N/A | w/2 Doors & Non-ABS; New with front disc brakes | |||
| 1996 | Suzuki | Sidekick | 2 Door | 1.6L | L4 | N/A | New 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:
5110056B1091172675
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.