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OE Quality
60-Day Returns
RaybestosPart #: MC39978
Raybestos MC39978 Brake Master Cylinder
5 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$111.17Free 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.
In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Element3; New
Fitment: Nissan, Pathfinder
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? See all Brake Master Cylinder options
Raybestos MC39978 Brake Master Cylinder
| Brand | Raybestos |
|---|---|
| Part Number | MC39978 |
| Position | Element3; New |
| Mounting Hole Quantity | 2 |
| Master Cylinder Material | Aluminum |
| Mounting Hole Diameter | 0.343 |
| Bore Size | 1.000 |
| Number of Ports | 3 |
| Primary Port Thread A | M10x1 |
| Secondary Port Thread A | M10x1 |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1995 | Nissan | Pathfinder | N/A | Element3; New |
| 1994 | Nissan | Pathfinder | N/A | Element3; New |
| 1993 | Nissan | Pathfinder | N/A | Element3; New |
| 1992 | Nissan | Pathfinder | N/A | Element3; New |
| 1991 | Nissan | Pathfinder | N/A | Element3; New |
* 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:
072-888111-25851288413-2585130.42315131.423154601006P027496884083-04315E150524F128381M3136M39978M51315MC128381MC251590MC366MCA39978NM52585
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.