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2014 - 2019 Ram 4500 Oxygen Sensor - Downstream Left (NGK) NEW

$ 76 .74
120-DayReturns
LifetimeWarranty
100%Money-Back

Product Notes Read before buying

Position: Downstream Left (Driver Side)
Improved Design The appearance of this replacement unit may differ from Original Unit, but it is guaranteed to fit and function the same way as the Original Unit ; B1S1 OE MFR: NTK
Direct Fit Oxygen Sensor
NTK is the world's largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, NTK uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.
Brand: NGK
Condition: New
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Specifications & Info


Attribute Value
Connector Gender Female
Connector Shape Rectangular
Grade Type Standard Replacement
Heated Yes
Hex Size 7/8 In.
Mounting Type Threaded (screw-in)
Sensor Type Narrow-band
Technology Switching Zirconia Type
Terminal Gender Female
Terminal Quantity 4
Terminal Type Pin
Thread Diameter 0.71, 18.00
Wire Quantity 4
Wiring Harness Length 250.00, 9.84
Wrench Size 7/8" (22mm)

Vehicle Fitment Guide

This part fits the following vehicles:

Ram 1 model (tapclick to expand)(tapclick to hide)
4500 2014-2019 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Laramie Cab & Chassis - Crew Cab 2014 - 2019 L6 6.7L DIESEL Turbo 4 X 4/4 X 2 Automatic
Laramie Cab & Chassis - Crew Cab 2014 - 2017 L6 6.7L DIESEL Turbo 4 X 4/4 X 2 Manual
Laramie Cab & Chassis - Crew Cab 2014 - 2019 V8 6.4L 4 X 4/4 X 2 Automatic
Laramie Cab & Chassis - Crew Cab 2014 - 2017 V8 6.4L 4 X 4/4 X 2 Manual
Limited Cab & Chassis - Crew Cab 2019 L6 6.7L DIESEL Turbo 4 X 2/4 X 4 Automatic
Limited Cab & Chassis - Crew Cab 2019 V8 6.4L 4 X 2/4 X 4 Automatic
SLT Cab & Chassis - Conventional 2014 - 2019 L6 6.7L DIESEL Turbo 4 X 2/4 X 4 Automatic
SLT Cab & Chassis - Conventional 2014 - 2017 L6 6.7L DIESEL Turbo 4 X 2/4 X 4 Manual
SLT Cab & Chassis - Conventional 2014 - 2019 V8 6.4L 4 X 4/4 X 2 Automatic
SLT Cab & Chassis - Conventional 2014 - 2017 V8 6.4L 4 X 4/4 X 2 Manual
SLT Cab & Chassis - Crew Cab 2014 - 2019 L6 6.7L DIESEL Turbo 4 X 2/4 X 4 Automatic
SLT Cab & Chassis - Crew Cab 2014 - 2017 L6 6.7L DIESEL Turbo 4 X 4/4 X 2 Manual
SLT Cab & Chassis - Crew Cab 2014 - 2019 V8 6.4L 4 X 2/4 X 4 Automatic
SLT Cab & Chassis - Crew Cab 2014 - 2017 V8 6.4L 4 X 2/4 X 4 Manual
ST Cab & Chassis - Conventional 2014 - 2015 L6 6.7L DIESEL Turbo 4 X 4/4 X 2 Automatic & Manual
ST Cab & Chassis - Conventional 2014 - 2015 V8 6.4L 4 X 2/4 X 4 Automatic & Manual
ST Cab & Chassis - Crew Cab 2014 - 2015 L6 6.7L DIESEL Turbo 4 X 2/4 X 4 Automatic & Manual
ST Cab & Chassis - Crew Cab 2014 - 2015 V8 6.4L 4 X 2/4 X 4 Automatic & Manual
Tradesman Cab & Chassis - Conventional 2014 - 2019 L6 6.7L DIESEL Turbo 4 X 2/4 X 4 Automatic
Tradesman Cab & Chassis - Conventional 2014 - 2017 L6 6.7L DIESEL Turbo 4 X 2/4 X 4 Manual
Tradesman Cab & Chassis - Conventional 2014 - 2019 V8 6.4L 4 X 4/4 X 2 Automatic
Tradesman Cab & Chassis - Conventional 2014 - 2017 V8 6.4L 4 X 4/4 X 2 Manual
Tradesman Cab & Chassis - Crew Cab 2014 - 2019 L6 6.7L DIESEL Turbo 4 X 4/4 X 2 Automatic
Tradesman Cab & Chassis - Crew Cab 2014 - 2017 L6 6.7L DIESEL Turbo 4 X 2/4 X 4 Manual
Tradesman Cab & Chassis - Crew Cab 2014 - 2019 V8 6.4L 4 X 2/4 X 4 Automatic
Tradesman Cab & Chassis - Crew Cab 2014 - 2017 V8 6.4L 4 X 2/4 X 4 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, in plain English.

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.

Lifetime 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.

Returns (120 Days)

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.
NTK is the world's largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, NTK uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.

Interchange Parts

Brand Part Number
Bosch 15510
Chrysler 5149171AA
Chrysler 68144248AA
DENSO Auto Parts 234-4547
DENSO Auto Parts 234-4553
DENSO Auto Parts 234-4586
Mercedes-Benz 0005421400
Mercedes-Benz 0085423318
Spectra Premium OS5561

Fits Years: 2014 2015 2016 2017 2018 2019

Fits Models: 4500

Expert Guides

Ram 4500 Oxygen Sensor Guide for 2011-2024 Models

Fix your check engine light and restore engine performance by choosing the right oxygen sensor for your truck.

Read Full Guide →

Related Trouble Codes (OBD-II)

25 matching guides

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.

P0135
O2 Sensor Heater Failure Causes and Fixes
2013-2018 Ram 1500
P0137
O2 Sensor Low Voltage Causes and Fixes
2014-2023 Ram ProMaster 1500/2500/3500
P0153
O2 Sensor Slow Response Causes and Fixes
2021-2021 Ram 1500
P0158
O2 Sensor 2/2 Circuit High Causes and Fixes
2019-2021 Ram 1500
P0172
System Too Rich (Bank 1) Causes and Fixes
2019-2021 Ram 1500
P0175
"System Too Rich Bank 2" Causes and Fixes
2019-2021 Ram 1500
P0175
System Too Rich Bank 2 Causes and Fixes
2019-2021 Ram 1500
P0421
Catalyst Efficiency Causes & Fixes
2016-2018 Ram 2500
P0421
Catalyst Efficiency Causes and Fixes
2016-2019 Ram 3500
P1288
NOx Sensor Fault Causes and Fixes
2014-2018 Ram 1500
P1289
NOx Sensor Fault Causes and Fixes
2014-2018 Ram 1500
P1621
O2 Sensor Circuit Fault Causes and Fixes
2019-2024 Ram 1500
↑ A single part can trigger multiple related trouble codes. Each guide is vehicle- and code-specific.
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Direct-Fit Replacement

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