Genuine Mercury Mountaineer Oxygen Sensors

Oxygen O2 Sensor

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5 Oxygen Sensors found

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Mercury Mountaineer Sensor Assembly
Part Number: F85Z-9G444-BA
- Other Name: Sensor Assy
- Position: Driver Side
$66.01 MSRP: $90.20
You Save: $24.19 (27%)

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Fits the following Vehicles:
2004-2010 Mercury Mountaineer | 6 Cyl 4.0L SOHC EFI, 8 Cyl 4.6L, 8 Cyl 4.6L Romeo SOHC EFI | 5-Speed Automatic Transmission 5R55S, 5-Speed Automatic Transmission 5R55W, 5-Speed Manual Transmission (M5R4), 6-Speed Automatic Transmission (6R80), 6-Speed Automatic Transmission 6R60, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Right Hand Drive), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
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Mercury Mountaineer Sensor - Hego
Part Number: XL3Z-9F472-AA
- Position: Driver Side
$72.27 MSRP: $119.45
You Save: $47.18 (40%)

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Fits the following Vehicles:
2004-2010 Mercury Mountaineer | 6 Cyl 4.0L SOHC EFI, 8 Cyl 4.6L, 8 Cyl 4.6L Romeo SOHC EFI | 5-Speed Automatic Transmission 5R55S, 5-Speed Automatic Transmission 5R55W, 5-Speed Manual Transmission (M5R4), 6-Speed Automatic Transmission (6R80), 6-Speed Automatic Transmission 6R60, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Right Hand Drive), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
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Mercury Mountaineer Sensor - Hego
Part Number: XL3Z-9F472-BA
- Other Name: Front Oxygen Sensor, Oxygen Sensor
- Position: Driver Side & Passenger Side
$37.16 MSRP: $59.27
You Save: $22.11 (38%)

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Fits the following Vehicles:
1998-2001 Mercury Mountaineer | 6 Cyl 4.0L | 4AT 4R70W, 5AT 5R55E
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Mercury Mountaineer Sensor - Hego
Part Number: XC2Z-9F472-AA
- Position: Passenger Side
- Replaced by: GU2Z-9G444-A
$53.57 MSRP: $88.55
You Save: $34.98 (40%)

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Fits the following Vehicles:
2002-2003 Mercury Mountaineer | 6 Cyl 4.0L SOHC EFI, 8 Cyl 4.6L Romeo SOHC EFI | 5-Speed Automatic Transmission 5R55S, 5-Speed Automatic Transmission 5R55W, 5-Speed Manual Transmission (M5R4), 6-Speed Automatic Transmission (6R80), 6-Speed Automatic Transmission 6R60, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Right Hand Drive), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
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View related parts
Mercury Mountaineer Sensor - Hego
Part Number: F85Z-9G444-AB
- Position: Passenger Side
- Replaced by: GU2Z-9G444-A
$53.57 MSRP: $88.55
You Save: $34.98 (40%)

Add to Cart
More Info
Fits the following Vehicles:
2004-2005 Mercury Mountaineer | 6 Cyl 4.0L SOHC EFI, 8 Cyl 4.6L Romeo SOHC EFI | 5-Speed Automatic Transmission 5R55S, 5-Speed Automatic Transmission 5R55W, 5-Speed Manual Transmission (M5R4), 6-Speed Automatic Transmission (6R80), 6-Speed Automatic Transmission 6R60, Four-Wheel Drive (Full Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Left Hand Drive), Four-Wheel Drive (Part Time) (Right Hand Drive), Left Hand Drive, Rear-Wheel Drive (Left Hand Drive)
1998-2001 Mercury Mountaineer | 6 Cyl 4.0L | 4AT 4R70W, 5AT 5R55E
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