Used 2003 Mercury Mountaineer engines & transmissions
2 engine options and 1 transmission option for the 2003 Mercury Mountaineer, 3 in stock to buy online. Engine sizes: 4.0L and 4.6L. Transmissions: automatic. Drivetrain: 4X4. Units differ by engine code, so check the VIN code column against your VIN, or send us your VIN and we'll match it before anything ships.
2003 Mercury Mountaineer engines
2 options · $1,499 – $2,205
| Engine | VIN code | Mileage | Price | Availability |
|---|---|---|---|---|
| 4.0L, flex fuel, 6-245TF-E057213 | K (digit 8) | 89,000–119,000 mi | from $1,499 | In stock |
| 4.6LTF-E057214 | W (digit 8) | 87,000–102,000 mi | from $1,985 | In stock |
2003 Mercury Mountaineer transmissions
1 option · $1,415 – $1,415
| Transmission | VIN code | Mileage | Price | Availability |
|---|---|---|---|---|
| AT, (5R55S), 8 cylinder (4.6L), 4x4TF-T057444 | By VIN | 67,000 mi | $1,415 | In stock |
Which 2003 Mountaineer unit fits yours?
The VIN code tells them apart. Decode your VIN, or text it to us and we'll confirm the match.