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GEARWRENCH Heavy-Duty Oil Filter Wrench 4-1/2" to 5-1/4" - 2321

  • Based on 1,409 reviews
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Availability: In Stock.
Fulfilled by Amazon

Arrives Friday, Oct 31
Order within 18 hours and 53 minutes
Available payment plans shown during checkout

Size: 4-1/2" to 5-1/4"


Style: Heavy-duty


Features

  • Wrenches are designed for high torque requirements of truck filters
  • Designed for use with a 1/2" square drive tool
  • 1-1/2" wide bands for added strength and increased grip area
  • Caution: Not intended for use on power tools

Description

Since our beginning, GEARWRENCH automotive specialty tools have been driven by innovation. From our first specialty tool, the Model-T valve spring lifter, to our latest ratcheting puller, we’ve built our reputation with tools that make tough jobs easy. Most of our products have been upgraded with new improved features like dual material handles designed for a more comfortable grip or dual dipped handles on pliers providing more cushion for your hands. GEARWRENCH automotive specialty tools are proudly made with the finest components under the most stringent manufacturing guidelines. Made for everyday use – guaranteed for life. Better tools mean easier, more efficient work so we constantly evaluate automotive engineering trends allowing us to consistently improve and enhance our tools to better fit professional hands. That’s why they are the first choice for thousands of automotive technicians worldwide.

Color: Silver


Brand: GEARWRENCH


Material: Alloy Steel


Item Length: 8 Inches


Item Weight: 1.6 ounces


Color: ‎Silver


Brand: ‎GEARWRENCH


Material: ‎Alloy Steel


Item Length: ‎8 Inches


Item Weight: ‎1.6 ounces


Item Package Quantity: ‎1


Head Style: ‎Fixed Square


Finish Type: ‎Polished


Operation Mode: ‎Mechanical


Is Racheting: ‎Yes


Is Non Sparking: ‎Yes


End Style: ‎hang hole


Manufacturer: ‎GEARWRENCH


Wrench Length Style: ‎standard


UPC: ‎082171023217 031112511443 971473142514


Global Trade Identification Number: ‎17


Part Number: ‎2321


Item model number: ‎2321


Is Discontinued By Manufacturer: ‎No


Size: ‎4-1/2" to 5-1/4"


Style: ‎Heavy-duty


Finish: ‎Polished


Power Source: ‎Hand Powered


Measurement System: ‎inch, metric


Included Components: ‎Unit^Instruction Guide


Batteries Included?: ‎No


Batteries Required?: ‎No


Warranty Description: ‎Standard Limited Lifetime


Date First Available: August 12, 2004


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Friday, Oct 31

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Too Big
Size: 4-1/2" to 5-1/4" Style: Heavy-duty
I got this thinking it will fit my oil filter to my Chevy truck, but this is way too big. I started to send it back but I kept it. Now this is very well made, it’s very heavy duty for an oil filter to a bigger truck or you can use it for plumbing. It’s way worth the money. It do have some weight to it. You can use it, this thing has versatility you can go right or left with a flip over whatever you trying to loosen or tighten. I think the smaller one fit me most. It looks like it will hold on to the object, don’t think it will slide on ya. I haven’t found a use for it yet. My truck need something that’s really thin to get to my oil filter because of the cavity it sits in. ... show more
Reviewed in the United States on August 5, 2024 by BigReese

  • HD Hydraulic Filters
Size: 4-1/2" to 5-1/4" Style: Heavy-duty
Why did you pick this product vs others?: Works great use mostly on stuck filters
Reviewed in the United States on July 9, 2025 by STI WOLF

  • Quality filter wrench
Size: 5-1/4" to 5-3/4" Style: Heavy-duty
Fast shipping, good quality took off the air dryer cartridge very easily I had broke two other filter wrenches. This tool really made the job easier 👍🏼
Reviewed in the United States on August 16, 2025 by AA

  • Solid built, worth the money
Size: 4-1/2" to 5-1/4" Style: Heavy-duty
Extremely stout. Worth the money. I use it to take filters off Cummins X15 semi truck engine. You can tell this will last for a very long time.
Reviewed in the United States on July 21, 2025 by fordguy2013

  • Price and quality of item is great
Size: 5-1/4" to 5-3/4" Style: Heavy-duty
Nice, heavy duty wrench
Reviewed in the United States on June 21, 2025 by David Champine

  • Knuckle buster but works good
Size: 4-1/2" to 5-1/4" Style: Heavy-duty
I'm a diesel service tech at a large shop. This filter wrench works just fine 99% of the time. The other 1% of the time it slips and you end up punching an engine block or a framerail. Only 4 stars because it wouldn't have been so hard to put some grips on the inside diameter of the wrench. Also the wrench likes to hang up on its own rivets sometimes and thats a bit of a pain in tight places. These work good but could be refined to be a bit more user friendly. Very strong. I use mine with a 1/2 Matco breaker bar and a 12" ratchet. ... show more
Reviewed in the United States on August 16, 2018 by Stephen S.

  • Fits just right.
Size: 5-1/4" to 5-3/4" Style: Heavy-duty
I was using a strap wrench for air dryer cartridges for a while and when my strap wrench broke I decided to get this tool. It’s pretty straight forward and good quality.
Reviewed in the United States on February 25, 2025 by Star Auto Repair, LLC

  • Works as it should
Size: 4-1/2" to 5-1/4" Style: Heavy-duty
Gets the job done
Reviewed in the United States on June 5, 2025 by Jessi Compton

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