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OE Quality
60-Day Returns
MasterProPart #: A4378
MasterPro A4378 Automatic Transmission Mount - Left
⚙️ 13 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$46.27Free 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
📦MRC Mounts, Left
🚗Fitment: Nissan, 200SX, NX, and Sentra
🔄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 Automatic Transmission Mount options
MasterPro A4378 Automatic Transmission Mount - Left
| Brand | MasterPro |
| Part Number | A4378 |
| Position | MRC Mounts, Left |
| Bushing Color | Black |
| Stud Quantity | 0 |
| Mount Material | Steel |
| Mounting Hardware Included | No |
| Grade Type | Standard replacement |
| Mounting Hole Quantity | 3 |
| Cushion Type | Solid |
| Bushing Material | Rubber |
| Heat Shield Included | No |
| Mounting Bracket Included | No |
| INSTRUCTIONS INCLUDED | No |
| Meets or Exceeds Original Equipment Manu | Yes |
| Meets_or_Exceeds_Original_Equipment_Manufacture_Specifications | Yes |
| Mount Type | Oem replacement |
| Per Vehicle Quantity | 1 |
| Per_Vehicle_Quantity | 1 |
This part fits 13 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1999 | Nissan | Sentra | 2.0L | L4 | Left | OEM Replacement; MRC Mounts |
| 1998 | Nissan | 200SX | 2.0L | L4 | Left | OEM Replacement; MRC Mounts |
| 1998 | Nissan | Sentra | 2.0L | L4 | Left | OEM Replacement; MRC Mounts |
| 1997 | Nissan | 200SX | 2.0L | L4 | Left | OEM Replacement; MRC Mounts |
| 1996 | Nissan | 200SX | 2.0L | L4 | Left | OEM Replacement; MRC Mounts |
| 1995 | Nissan | 200SX | 2.0L | L4 | Left | OEM Replacement; MRC Mounts |
| 1994 | Nissan | Sentra | 2.0L | L4 | Left | OEM Replacement; MRC Mounts |
| 1993 | Nissan | NX | 2.0L | L4 | Left | OEM Replacement; MRC Mounts |
| 1993 | Nissan | Sentra | 2.0L | L4 | Left | OEM Replacement; MRC Mounts |
| 1992 | Nissan | NX | 2.0L | L4 | Left | OEM Replacement; MRC Mounts |
| 1992 | Nissan | Sentra | 2.0L | L4 | Left | OEM Replacement; MRC Mounts |
| 1991 | Nissan | NX | 2.0L | L4 | Left | OEM Replacement; MRC Mounts |
| 1991 | Nissan | Sentra | 2.0L | L4 | Left | OEM Replacement; MRC Mounts |
* 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:
112200M8108320B4378
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.