HomeBrake > Brake HydraulicsMPA Electrical NM4103 Brake Master Cylinder
Part #: NM4103

MPA Electrical NM4103 Brake Master Cylinder

New with front disc brakes
⚙️ 10 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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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: Ford, Lincoln, and Mercury, Aviator, Explorer, and Mountaineer
🔄Easy Returns — Return within 60 days for a full refund
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MPA Electrical NM4103 Brake Master Cylinder
BrandMPA Electrical
Part NumberNM4103
PositionNew with front disc brakes
Reservoir MaterialPlastic
Mounting Hardware IncludedNo
Grade TypeStandard replacement
Gasket Or Seal IncludedYes
Mounting Hole Quantity2
Master Cylinder Bore Diameter1.063
Brake Booster IncludedNo
Master Cylinder Cap IncludedYes
Master Cylinder MaterialAluminum
Push Rod IncludedNo
Reservoir IncludedYes
Sensor IncludedNo
Mounting Hole Diameter0.35
Mounting Bracket IncludedNo
Brake Pressure Switch(s) IncludedNo
Fluid TypeDot 3
Product ConditionNew

This part fits 10 vehicles. Search below:

YearMakeModelPositionNotes
2005FordExplorerN/ANew with front disc brakes
2005LincolnAviatorN/ANew with front disc brakes
2005MercuryMountaineerN/ANew with front disc brakes
2004FordExplorerN/ANew with front disc brakes
2004LincolnAviatorN/ANew with front disc brakes
2004MercuryMountaineerN/ANew with front disc brakes
2003FordExplorerN/ANew with front disc brakes
2003LincolnAviatorN/ANew with front disc brakes
2003MercuryMountaineerN/ANew with front disc brakes
2002FordExplorerN/ANew 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:

2L2Z2140AB4L2Z2140BA

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.