Go-Parts
Cart 0
Your cart is empty
Add an item to see it appear here.

1991 - 2000 Ford Explorer Oxygen Sensor - Downstream or Upstream or Upstream Left (Bosch) NEW

$ 56 .46

Product Notes

Position: Downstream or Upstream or Upstream Left (Driver Side)
⚠️ Most jobs typically require 2 of this item.

OE Quality Oxygen Sensor
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
Brand: Bosch
Condition: New
LIFE
TIME
Lifetime Warranty Included
This part is backed by our industry-leading lifetime warranty. Shop with total confidence.
100%money-back 120-dayreturns OE-gradequality
Wrenchy the Robot

Meet Wrenchy - The Amazing Parts Assistant!

Voice or type your vehicle details and Wrenchy will confirm fitment in seconds.

Specifications & Info


Attribute Value
Automotive Color / Finish Steel
Automotive Item Weight (lbs) 0.260145 Lb
Connector Gender Male
Connector Shape Round
Grade Type Regular
Heated (Oxygen Sensor) Yes
Hex Size (Oxygen Sensor) 22 Mm
Length (Sealing Surface To End Of Connector) 24.0157480314961 In
Mounting Type Threaded
Oxygen Sensor Type Narrow-band Heated
Prop 65 Warning Label Required? No
Sensor Type Heated
Terminal Gender Male
Terminal Quantity 4
Terminal Type Blade
Thread Diameter 18
Wire Quantity 4
Wiring Harness Included Yes
Wiring Harness Length 21.496062992126

Vehicle Fitment Guide

This part fits the following vehicles:

Ford 1 model (tapclick to expand)(tapclick to hide)
Explorer 1991-2000 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL
Body Style Years Engine Attributes
4x4 SUV 1991 - 1993 V6 4.0L 4WD Automatic
Base SUV 1991 - 1993 V6 4.0L RWD Automatic
Eddie Bauer SUV 1997 - 2000 V6 4.0L AWD Automatic
Eddie Bauer SUV 1997 - 2000 V8 5.0L AWD Automatic
Eddie Bauer SUV 1996 - 2000 V8 5.0L RWD/4WD Automatic
Eddie Bauer SUV 1992 - 1994 V6 4.0L RWD/4WD Automatic & Manual
Eddie Bauer SUV 1991 - 2000 V6 4.0L RWD/4WD Automatic
Eddie Bauer SUV 1991 - 1994 V6 4.0L RWD/4WD Manual
Expedition SUV 1995 V6 4.0L RWD/4WD Automatic
Limited SUV 1997 - 2000 V6 4.0L AWD Automatic
Limited SUV 1997 - 2000 V8 5.0L AWD Automatic
Limited SUV 1996 - 2000 V8 5.0L RWD/4WD Automatic
Limited SUV 1993 - 2000 V6 4.0L RWD/4WD Automatic
Postal Stripped Chassis 2000 V6 4.0L RWD/4WD Automatic
Sport SUV 1998 - 2000 V6 4.0L RWD Automatic
Sport SUV 1991 - 2000 V6 4.0L RWD/4WD Automatic & Manual
XL SUV 1991 - 1999 V6 4.0L RWD/4WD Automatic & Manual
XL SUV 1991 - 1998 V6 4.0L RWD/4WD Automatic & Manual
XL Fleet SUV 2000 V6 4.0L RWD/4WD Automatic & Manual
XLS SUV 2000 V6 4.0L RWD/4WD Manual
XLS SUV 2000 V8 5.0L RWD/4WD Manual
XLS SUV 1999 - 2000 V6 4.0L RWD/4WD Automatic
XLS SUV 1999 V6 4.0L AWD Automatic
XLS SUV 1999 - 2000 V8 5.0L RWD/4WD Automatic
XLS SUV 1999 V8 5.0L AWD Automatic
XLT SUV 1996 - 2000 V6 4.0L AWD Automatic & Manual
XLT SUV 1996 - 2000 V8 5.0L AWD/RWD/4WD Automatic & Manual
XLT SUV 1993 V6 4.0L RWD/4WD Automatic & Manual
XLT SUV 1991 - 2000 V6 4.0L RWD/4WD Automatic & Manual
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

Policies

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.

Interchange Parts

Brand Part Number
Mazda AJ0318861D
Mazda ZZC018860
Mazda ZZC318860
Mazda ZZM218861A
Mazda ZZM318860
Mazda ZZM718861
Mazda ZZM818861
Mazda ZZMC18861
Mazda ZZME18861
Mazda ZZP218861
Mazda ZZP318861

Fits Years: 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000

Fits Models: Explorer

Go-Parts Garage · Featured Guide

Ford Explorer Oxygen Sensor Guide for 1991-1995 Models

Everything you need to know about replacing the oxygen sensors on your first-generation Ford Explorer.

Read Full Guide

⚠️ Related Trouble Codes (OBD-II)

1 matching guide

If your scan tool is showing one of these trouble codes, this part is a common fix. Each guide explains the code, how to diagnose it, and exactly what to replace.

↑ A single part can trigger multiple related trouble codes. Each guide is vehicle- and code-specific.
Why Millions Choose Go-Parts

Your Go-To Place
for auto parts.

In operation since 2007. Trusted by over a million DIYers, mechanics, and body shops across all 50 states.

100%
Money-Back Guarantee

Shop With Total Confidence

If it doesn't fit, we make it right. No gimmicks, no fine print.

120
Day Return Window

4× the Industry Standard

Most retailers stop at 30 days. We give you a full four months to install, test, and return for a 100% refund — return shipping on us.

NEW
Direct-Fit Replacement

Engineered To OEM Specs

Brand-new aftermarket parts from trusted suppliers — built to original-equipment specifications so they fit and function like the factory unit, at a fraction of the price.

What buyers are saying.

★★★★★ 4.9 1,451 verified reviews

Racing Partner Videos

×

Search by Vehicle

1
2
3
Added to cart · Part