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DormanPart #: M39793
Dorman M39793 Brake Master Cylinder
⚙️ 3 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$182.14Free 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
🚗Fitment: Nissan, 300ZX
🔄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
Dorman M39793 Brake Master Cylinder
| Brand | Dorman |
| Part Number | M39793 |
| Mounting Hardware Included | No |
| Master Cylinder Bore Diameter | 0.938 |
| Master Cylinder Material | Aluminum |
| Reservoir Included | Yes |
| Secondary Outlet Thread Diameter | 10 |
| Sensor Included | Yes |
| Number of Outlets | 3 |
| Package Contents | Master cylinder |
| Rearward Outlet Size | M10 x 1.0 |
| Thread Pitch | 1.0 |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1989 | Nissan | 300ZX | N/A | Bore: 15/16 In.; To 2/89 |
| 1988 | Nissan | 300ZX | N/A | Fits 15/16" bore size drum brakes on multiple vehicle models. |
| 1987 | Nissan | 300ZX | N/A | Fits 15/16" bore size drum brakes on multiple vehicle models. |
* 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:
072-842311-206013-2060130.4250218M4404601021P00F115595M900647MC251510MC39793
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.