Oxygen O2 Sensor for Polaris many RZR 1000 Replaces OEM# 4013979 & 4016021

Oxygen O2 Sensor for Polaris

This Oxygen O2 Sensor replaces OEM part numbers 4013979 and 4016021 and monitors exhaust gases for optimal engine performance in Polaris vehicles.

Overview

The Oxygen O2 Sensor for Polaris is a direct replacement Oxygen O2 Sensor. It accurately measures oxygen levels in the exhaust to maintain proper air-fuel ratio. This Oxygen O2 Sensor is commonly used on Polaris RZR 1000 models for reliable engine operation.

Built For Performance

• Direct-fit design for easy installation
• Cross-referenced to OEM 4013979 and 4016021
• Precise oxygen sensing for fuel efficiency
• Robust construction resists vibration and heat
• Corrosion-resistant shell extends service life

Fits These Machines

• for Polaris RZR 1000

On-The-Job Use

• Off-road trail riding
• Dune and desert riding
• Utility and farm use
• Recreational ATV and UTV applications

Specs At A Glance

Good To Know

Q: Will this oxygen sensor fit my 2015 Polaris RZR 1000? A: Yes, this sensor is designed to replace OEM 4013979 and 4016021, commonly used on 2014-2019 RZR 1000 models. Always verify your specific model year.

Q: How often should I replace the O2 sensor? A: Typically, O2 sensors should be inspected every 30,000 miles or if you notice poor fuel economy or check engine light.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.