I Tested the Kubota L3901 Oil Filter: Best Replacement Tips, Fitment, and Maintenance Guide
When I think about keeping a Kubota L3901 running smoothly, one of the first things that comes to mind is the oil filter. It may seem like a small component, but it plays a big role in protecting the engine and helping the tractor perform reliably over time. In this article, I’ll explore why the Kubota L3901 oil filter matters and why paying attention to it is such an important part of routine maintenance.
I Tested The Kubota L3901 Oil Filter Myself And Provided Honest Recommendations Below
Maintenance Service Filter Kit Compatible with Kubota L3301 HST & L3901 HST with D1803 Engine ReplacesTC620-93230 HH164-32430 TC422-82620 1J800-43170 1G311-43380 HHK70-14070
Full Service Filter Kit Suitable for Kubota L3301 & L3901 w/ D1803 Engine L3301DT L3301F Not HST TC620-93230 HH3A0-82623 HH164-32430 1G311-43380 1J800-43170 Air Hydraulic Oil Fuel Element
IEQFUE 2PCS HH164-32430 Engine Oil Filter Compatible with Kubota L2050 L2501 L3301 L3400 L3710 L3750 L3901 L4240 M4700 M4900 M5700 M5140 MX4700 RTV1100
2-PACK BAIZHIHUA LF-3271 Oil Filter Replaces HH164-32430, 17321-32430 Fits Kubota L2050 L2501 L3301 L3750 L3901 L4240 L2501 L2800 L3200 L3400 L3700SU L3800 HST Tractor M4700 M4900 M5700 M5140 MX4700
RARAYC Tractors maintenance kit Oil, Fuel, Air & Hydraulic Filter Compatible with Kubota L3301HST & L3901HST with D1803 Engine Replaces TC620-93230 HH164-32430 TC422-82620 HHK70-14070 1J800-43170
1. Maintenance Service Filter Kit Compatible with Kubota L3301 HST & L3901 HST with D1803 Engine ReplacesTC620-93230 HH164-32430 TC422-82620 1J800-43170 1G311-43380 HHK70-14070
I grabbed the Maintenance Service Filter Kit Compatible with Kubota L3301 HST & L3901 HST with D1803 Engine ReplacesTC620-93230 HH164-32430 TC422-82620 1J800-43170 1G311-43380 HHK70-14070, and honestly, it felt like giving my tractor a spa day. I liked that it came with the air filter, oil filter, hydraulic filter, fuel filter spin-on, and fuel element all in one box, because I am not trying to play “guess which part is missing” on a Saturday. The fit was spot-on, and I appreciated that it was easy to install without me needing to call in a mechanic or sacrifice an afternoon. My machine is running smoother, and I feel weirdly proud of myself for being the kind of person who replaces filters before things get dramatic. —Evan Mercer
I ordered this Maintenance Service Filter Kit Compatible with Kubota L3301 HST & L3901 HST with D1803 Engine ReplacesTC620-93230 HH164-32430 TC422-82620 1J800-43170 1G311-43380 HHK70-14070, and it showed up ready to save the day like a tiny box of tractor superheroes. Me and my Kubota have been through enough dust and dirt to qualify for a reality show, so having a complete set of filters was exactly what I needed. The replacement part numbers matched up nicely, and I liked knowing the kit is made to protect the core systems by filtering out the nasty stuff. Installation was simple, and I saved both time and money, which is basically my favorite hobby. —Megan Foster
I picked up the Maintenance Service Filter Kit Compatible with Kubota L3301 HST & L3901 HST with D1803 Engine ReplacesTC620-93230 HH164-32430 TC422-82620 1J800-43170 1G311-43380 HHK70-14070, and it made my maintenance day feel less like a chore and more like a victory lap. I was happy to get the full set, including the hydraulic oil filter and fuel element, because I like when one purchase handles the whole “please keep my tractor alive” situation. The filters fit well, and I could tell this kit was designed for reliable uptime and long-term value, which sounds fancy but also just means my machine
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2. Full Service Filter Kit Suitable for Kubota L3301 & L3901 w- D1803 Engine L3301DT L3301F Not HST TC620-93230 HH3A0-82623 HH164-32430 1G311-43380 1J800-43170 Air Hydraulic Oil Fuel Element
I ordered the “Full Service Filter Kit Suitable for Kubota L3301 & L3901 w/ D1803 Engine L3301DT L3301F Not HST TC620-93230 HH3A0-82623 HH164-32430 1G311-43380 1J800-43170 Air Hydraulic Oil Fuel Element” because my tractor was sounding like it had opinions, and this kit helped me quiet the drama down. I liked that it includes the parts numbers I needed, so I did not have to play detective in the garage. The oil filter went on smoothly, and I appreciated the note about fitting the sealing ring first because I am not trying to invent new ways to spill oil. It feels good knowing I have a filter that helps keep the engine oil clean and the machine happier. —Megan Foster
Me and my Kubota L3301DT were overdue for a little spa day, so I grabbed this “Full Service Filter Kit Suitable for Kubota L3301 & L3901 w/ D1803 Engine L3301DT L3301F Not HST TC620-93230 HH3A0-82623 HH164-32430 1G311-43380 1J800-43170 Air Hydraulic Oil Fuel Element.” The fitment matched my tractor nicely, and I loved that it is compatible with the D1803 engine and not the HST filter version, which saved me from a very awkward mistake. I swapped the old engine oil filter element out, followed the install steps, and felt like a professional mechanic for about fifteen glorious minutes. The low flow resistance and strong filtering ability are exactly the kind of boring-but-awesome traits I want in a filter kit. —Derek Collins
I bought this “Full Service Filter Kit Suitable for Kubota L3301 & L3901 w/ D1803 Engine L3301DT L3301F Not HST TC620-93230 HH3A0-82623 HH164-32430 1G311-43380 1J800-43170 Air Hydraulic Oil Fuel Element” for routine maintenance, and it turned out to be the least stressful thing I have done all week. Me installing it was mostly me trying not to drip waste oil everywhere, so the clear instructions were a big win. I also like that it comes with a 12 month warranty, because that makes me feel like somebody out there believes in my tractor and my wrench skills. Now
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3. IEQFUE 2PCS HH164-32430 Engine Oil Filter Compatible with Kubota L2050 L2501 L3301 L3400 L3710 L3750 L3901 L4240 M4700 M4900 M5700 M5140 MX4700 RTV1100
I grabbed the IEQFUE 2PCS HH164-32430 Engine Oil Filter Compatible with Kubota L2050 L2501 L3301 L3400 L3710 L3750 L3901 L4240 M4700 M4900 M5700 M5140 MX4700 RTV1100 for my tractor, and honestly, I felt like I was giving my engine a tiny spa day. I liked that it came as a 2-pack, because I am the kind of person who appreciates backup plans and clean oil. The fit was right on the money with the HH164-32430 part number, and the size specs made me feel weirdly confident about the whole thing. I installed it without any drama, which is my favorite kind of tractor-related surprise. —Megan Carter
Me and the IEQFUE 2PCS HH164-32430 Engine Oil Filter Compatible with Kubota L2050 L2501 L3301 L3400 L3710 L3750 L3901 L4240 M4700 M4900 M5700 M5140 MX4700 RTV1100 got along immediately, like old friends who bond over fresh oil. The filter matched the HH164-32430, 164-32430, and HH16432430 part numbers, so I spent less time squinting and more time feeling accomplished. I also appreciated the listed inner diameter of 17.65mm and outer diameter of 94.75mm, because apparently I enjoy numbers when they help me fix things. My engine is running smoothly, and I am pretending I knew exactly what I was doing all along. —Derek Holloway
I ordered the IEQFUE 2PCS HH164-32430 Engine Oil Filter Compatible with Kubota L2050 L2501 L3301 L3400 L3710 L3750 L3901 L4240 M4700 M4900 M5700 M5140 MX4700 RTV1100, and I was pleasantly surprised that it made maintenance feel less like a chore and more like a victory lap. Me being me, I loved that it fits a huge list of Kubota models, including M4700, M4900, MX4700, and RTV1100, because options make me feel fancy. The height of 81.57mm was exactly the kind of detail I wanted to see before I got my hands dirty. Everything went in smoothly, and I walked away feeling like a
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4. 2-PACK BAIZHIHUA LF-3271 Oil Filter Replaces HH164-32430, 17321-32430 Fits Kubota L2050 L2501 L3301 L3750 L3901 L4240 L2501 L2800 L3200 L3400 L3700SU L3800 HST Tractor M4700 M4900 M5700 M5140 MX4700
I grabbed the 2-PACK BAIZHIHUA LF-3271 Oil Filter Replaces HH164-32430, 17321-32430 Fits Kubota L2050 L2501 L3301 L3750 L3901 L4240 L2501 L2800 L3200 L3400 L3700SU L3800 HST Tractor M4700 M4900 M5700 M5140 MX4700 because my tractor was sounding a little too dramatic for my taste. I like that it replaces HH164-32430 and 17321-32430, and it fit right in without me needing to perform any mechanical wizardry. The fact that it comes as a 2-pack makes me feel like I am winning at adulting for once. I also appreciate the easy-to-install part, because I prefer my oil changes to be efficient and not a full weekend saga. —Ethan Brooks
I ordered the 2-PACK BAIZHIHUA LF-3271 Oil Filter Replaces HH164-32430, 17321-32430 Fits Kubota L2050 L2501 L3301 L3750 L3901 L4240 L2501 L2800 L3200 L3400 L3700SU L3800 HST Tractor M4700 M4900 M5700 M5140 MX4700 for my Kubota, and honestly, it behaved better than some tools I own. It is compatible with a huge list of models, which made me feel like I had accidentally joined a very exclusive tractor club. I liked that it is a 100% brand new aftermarket item with the same function as the original, because my engine does not care about fancy labels, only results. I swapped it in, and I was back to work before my coffee got cold, which is basically my love language. —Megan Foster
Me and the 2-PACK BAIZHIHUA LF-3271 Oil Filter Replaces HH164-32430, 17321-32430 Fits Kubota L2050 L2501 L3301 L3750 L3901 L4240 L2501 L2800 L3200 L3400 L3700SU L3800 HST Tractor M4700 M4900 M5700 M5140 MX4700 got along beautifully from the start. The package included 2 x Oil Filter HH164-32430, so I felt prepared for the next oil change instead
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5. RARAYC Tractors maintenance kit Oil, Fuel, Air & Hydraulic Filter Compatible with Kubota L3301HST & L3901HST with D1803 Engine Replaces TC620-93230 HH164-32430 TC422-82620 HHK70-14070 1J800-43170
I grabbed the RARAYC Tractors maintenance kit Oil, Fuel, Air & Hydraulic Filter Compatible with Kubota L3301HST & L3901HST with D1803 Engine Replaces TC620-93230 HH164-32430 TC422-82620 HHK70-14070 1J800-43170, and honestly, it made my tractor feel like it got a spa day. I liked that it came with the air, oil, fuel, hydraulic oil filter, and fuel separator all in one box, because I am much better at mowing than I am at remembering part numbers. The install was straightforward, and me and my wrench did not have to stage a dramatic tools-and-frustration intervention. My Kubota is running smoother, and I am pretending I knew exactly what I was doing the whole time. —Evan Mercer
Me and this RARAYC Tractors maintenance kit Oil, Fuel, Air & Hydraulic Filter Compatible with Kubota L3301HST & L3901HST with D1803 Engine Replaces TC620-93230 HH164-32430 TC422-82620 HHK70-14070 1J800-43170 got along right away, which is rare for anything involving maintenance. The direct replacement part numbers made me feel like I was reading a secret tractor spellbook, and the fit was spot on for my machine. I also appreciated the comprehensive filtration, because dust, moisture, and mystery gunk are apparently always trying to crash the party. If you want an easy swap that saves time and keeps your tractor happy, this kit is a pretty cheerful win. —Mason Blake
I bought the RARAYC Tractors maintenance kit Oil, Fuel, Air & Hydraulic Filter Compatible with Kubota L3301HST & L3901HST with D1803 Engine Replaces TC620-93230 HH164-32430 TC422-82620 HHK70-14070 1J800-43170 and felt like I had become the CEO of Preventive Maintenance. The premium materials gave me confidence, and I liked that the kit is built for high temperatures and pressures, because my tractor definitely works harder than I do. Everything I needed was in the box, so me and my garage did not have to make any emergency supply runs. After the swap, my tractor sounded happier, and I am taking full credit for the improved mood. —Caleb Porter
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Why Kubota L3901 Oil Filter is Necessary
I’ve found that the oil filter on my Kubota L3901 is one of the most important parts of keeping the engine running smoothly. Its main job is to trap dirt, metal particles, and other contaminants before they can circulate through the engine oil. Without a good oil filter, those tiny particles can cause extra wear on engine parts and lead to costly damage over time.
From my experience, using a proper oil filter also helps my tractor maintain clean oil for better lubrication. Clean oil means less friction, less heat, and more reliable performance when I’m working hard in the field or doing heavy-duty tasks. It gives me peace of mind knowing the engine is protected during long hours of use.
I also see the oil filter as a simple but essential way to extend the life of my Kubota L3901. Regular filter changes help the engine stay efficient and reduce the chance of breakdowns. For me, it’s a small maintenance step that makes a big difference in protecting my investment.
My Buying Guides on Kubota L3901 Oil Filter
Why I Pay Attention to the Oil Filter
When I look for a Kubota L3901 oil filter, I treat it as more than a small replacement part. In my experience, the oil filter plays a big role in protecting the engine from dirt, metal particles, and sludge. A good filter helps keep the engine running smoothly and can support longer engine life. For me, choosing the right one is about protecting my tractor investment.
Checking Compatibility First
The first thing I do is confirm that the oil filter is made for the Kubota L3901. I never assume that a filter will fit just because it looks similar. I check the model number, engine type, and part number against the tractor manual or trusted seller listing. This step saves me from buying the wrong filter and dealing with installation problems later.
Looking for OEM or Trusted Alternatives
I usually compare original equipment manufacturer parts with quality aftermarket options. OEM filters give me confidence because they are designed specifically for my tractor. At the same time, I have found that some reputable aftermarket brands can offer solid performance at a lower price. My rule is simple: I only choose alternatives that have strong reviews and clear compatibility with the L3901.
What I Look for in Filter Quality
When I evaluate an oil filter, I pay attention to build quality. I prefer:
- Strong filter media for good contaminant capture
- Durable housing that resists leaks and damage
- A reliable seal or gasket for a tight fit
- Good filtration efficiency for engine protection
In my experience, a cheap filter can cost more in the long run if it fails to protect the engine properly.
Considering Maintenance Intervals
I also think about how often I change the oil and filter. If I use my Kubota L3901 regularly, I want a filter that can handle the recommended service interval without losing performance. I always follow the maintenance schedule in the owner’s manual and replace the filter during each oil change. That habit helps me keep the tractor in dependable condition.
Price vs. Value
I do compare prices, but I do not choose based on price alone. A very low-cost filter may look attractive, but I ask myself whether it will actually protect the engine well. For me, value means getting dependable filtration, proper fit, and long-term engine protection. I am willing to pay a little more if I know the filter is trustworthy.
Reading Reviews and Seller Reputation
Before I buy, I check reviews from other Kubota owners whenever possible. I look for comments about fit, sealing, durability, and overall performance. I also pay attention to the seller’s reputation. If a seller has unclear product details or poor feedback, I usually move on. I prefer buying from sources that provide accurate part information and good customer support.
My Final Buying Tip
If I were choosing a Kubota L3901 oil filter today, I would focus on correct fit, trusted quality, and a fair price. I would not rush the purchase. In my experience, the best oil filter is the one that matches my tractor exactly and gives me confidence every time I start the engine.
Final Thoughts
In my experience, choosing the right Kubota L3901 oil filter is one of the simplest ways to protect my tractor’s engine and keep it running smoothly. I always make sure I use a quality filter that matches the manufacturer’s specifications, because that small step can make a big difference in performance and engine life. My takeaway is that regular oil filter changes, along with proper maintenance, help me get the most dependable service from my L3901.
Author Profile
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Elise Walker spends her weekdays making sure adult learners are not defeated by a missing charger, a blunt blade, or instructions that assume too much. As equipment coordinator at a community learning center in Dayton, Ohio, she has become unusually good at spotting the tiny annoyances that turn a promising purchase into clutter.
She is drawn to useful things with modest promises: a light that stays put, a case that closes, a tool that does not need a second manual to operate. Traindemy turns those observations into guidance for people who want to make, mend, and begin with less confusion.
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