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The ARES 70039 Offset Oxygen Sensor Socket is a durable, 3/8-inch drive tool designed to safely remove oxygen sensors without damaging wiring. Made from premium Chrome Molybdenum steel, its 7/8-inch 6-point beveled nose fits a wide range of vehicles. The offset and slotted design provides extra leverage in tight spaces, making sensor replacement efficient and accessible. Backed by a limited lifetime warranty, this tool is a must-have for mechanics aiming to save time and avoid costly repairs.





















| ASIN | B01C4OB3XC |
| Best Sellers Rank | #33,756 in Automotive ( See Top 100 in Automotive ) #45 in Automotive Replacement Oxygen Sensors |
| Brand Name | ARES |
| Color | Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (7,386) |
| Finish Types | Polished |
| Global Trade Identification Number | 00818765021402 |
| Included Components | Oxygen Sensor Socket |
| Item Weight | 5.6 ounces |
| Manufacturer | ARES |
| Manufacturer Warranty Description | Performance Assurance Limited Lifetime Warranty |
| Material Type | Alloy Steel |
| Model Number | 70039 |
| Package Quantity | 1 |
| UPC | 818765021402 063598355952 |
| Unit Count | 1 Count |
W**Y
nice 02 sensor tool
works great on 02 sensors
L**N
Works PERFECT!
Worked perfect. Could not have removed 2 of the 4 O2 sensors on my old f150 with any other tool. Highly recommended. Little tip, spray PB blaster on base of sensors an hour or two BEFORE attempting to remove. Your welcome
R**Y
Great tool, Great price!
Simple tool, but when you need it, you need it. Nice quality, fits the sensors well and gets you into places you couldn't reach with any other tool, and I have a 50-year collection of mechanic's tools and I tried. Another nice thing about this one it is priced at about 1/3 of what the cheapest auto-parts stores get for them. For a tool i only need once every few years, price does matter.
P**S
useful item
Good sturdy item. Made the job of changing sensors easier. Would recommend.
T**D
Great quality tool
This tool worked great to remove O2 sensor from 2013 Ford Explorer with v3.5. It was the upstream bank 1 O2 sensor. This sensor is a pain to get to but the tool did it's job. I was able to save $3k compared to dealer pricing by using this tool and cleaning the O2 sensor and adding a little cleaner for the cat. I was then able to pass inspection. I may need a new cat in the future, but I have an extra year to come up with the $$$. This isn't for an average user with a P0420 code, but if you are not afraid to work on your car and willing to take a little risk, then you may also be rewarded. I'm sure the dealer will explain the risk is great, so you have to research and decide for yourself.
J**Y
Made my Bank 1 Sensor 2 Super Easy to replace!
I purchased this tool to replace my oxygen sensor, bank 1 sensor 2. This is the sensor just after the catalytic converter on my Hyundai Santa Fe Sport. It really made removing the oxygen sensor extremely easy. Thankfully the sensor wasn't seized at all and there was no struggle removing it. I think this is a better way than going with a box end wrench and gives you the ability to use a ratchet for more leverage. It fit the factory sensor perfectly. I just had to give my ratchet a little bit of a shove and the oxygen sensor broke loose very easily. Make sure that your replacement oxygen sensor either already comes with the anti-seize compound on the threads or make sure to get yourself some high temp anti-seize compound to put on the new O2 sensor before you install. This will make any future replacement much easier. Also make sure that you don't touch the tip of your sensor at all or get any oil or anti-seizing compound on it. Fortunately my replacement sensor already came with the anti-seize compound on it. It sounds like this is pretty common. As long as your oxygen sensor is not seized, this tool is a great way to make the job easier and to save money over going to the dealer or to a shop and getting ripped off for an easy replacement job. The tool seems very solid and I can't imagine that it would break unless you had a seriously seized (welded in place) O2 sensor.
W**Y
Works
Worked like it should.
D**!
Great price and solid product
Excellent! Did exactly what I wanted.
J**.
Era justo lo que necesitaba para quitar el sensor de oxígeno de mi jetta 2005.
D**L
Works Perfectly, saved a few bucks by doing it yourself.
B**Z
Sirve exactamente para lo que lo tienen anunciado
J**P
The product itself does the job but unless you are regularly replacing O2 sensors, it is not worth it. I received a unit that was clearly used once by someone and returned. I ended up having my mechanic replace my O2 sensor and returned this product without using it. I can’t knock the product but it’s probably not something an average homeowner needs to use more than once or twice.
A**R
Did everything i needed it for, on my 98 Dakota.
Trustpilot
1 day ago
5 days ago