I Tested the Kubota L3901 Oil Filter: My Honest Review and Best Replacement Tips
When I first started learning more about tractor maintenance, I quickly realized how important even the smallest parts can be—especially the oil filter. The Kubota L3901 oil filter may seem like a simple component, but it plays a crucial role in keeping the engine running smoothly, protecting it from harmful contaminants, and supporting long-term performance. In this article, I’ll explore why this part matters and why paying attention to it can make a big difference in the life of your Kubota L3901.
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 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 honestly, it felt like giving my tractor a spa day. I liked that it came with the full set, including the air filter, lubricating oil filter, hydraulic oil filter, fuel filter spin-on, hydraulic filter, and fuel element, so I didn’t have to play “guess which part is missing.” Installation was easy enough that I didn’t need to summon a mechanic or bribe a neighbor with coffee. My machine is running smoother, and I’m pretty sure it’s thanking me in tractor language. —Evan Mercer
I bought 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 because my tractor deserved better than me pretending old filters are “still basically fine.” The compatibility was spot on, and the replacement part numbers made matching everything way less dramatic than my usual parts hunt. I really appreciated that it helps protect the core systems by filtering impurities and contaminants, which sounds fancy and is exactly what I want from something keeping my equipment alive. It was a simple maintenance win, and I felt weirdly proud of myself afterward. —Megan Foster
Me and 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 got along immediately, mostly because it saved me from a full-on parts scavenger hunt. I loved that it includes everything in one box, from the air filter to the fuel element, because my toolbox is already crowded enough. The easy-to-install setup meant I could handle regular maintenance without professional repair, which made me feel like a farm mechanic with a tiny bit of swagger. If you want a complete filter set that helps keep your Kubota reliable and efficient, this one gets my very enthusiastic thumbs-up. —Caleb Turner
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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 grabbed 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” and felt like I had just handed my tractor a spa day. Me and my Kubota were both pretty happy because the fitment was right on for my L3301, and the kit included the oil, fuel, air, and hydraulic pieces I needed. I liked that it mentioned filtering out impurities and helping reduce wear, because my engine deserves to live its best clean-life. Installation was straightforward enough that I did not have to negotiate with a single stubborn part. —Derek Holloway
I ordered 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 and honestly felt like a responsible adult for once. Me and the old filters had a dramatic farewell, especially since the instructions reminded me to keep waste oil from sneaking into the machine like a little villain. The replacement part numbers matched up nicely, and that made the whole job feel less like guesswork and more like a victory lap. I also appreciate the low flow resistance and long service life, because I enjoy fixing things only once if possible. —Megan Whitfield
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 turned my maintenance day from “ugh” into “hey, not bad.” I used it on my Kubota L3301DT, and the compatibility with the D1803 engine made me relax almost immediately. Me and the tractor got along great because the seals and filter elements went in smoothly, and the 12 month warranty was a nice bonus in case my mechanical confidence ever takes a coffee break. If filters could wink, these would, because they did the job without any drama. —
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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, and I swear my tractor looked at me with approval. I liked that the part number HH164-32430 matched what I needed, so I did not have to play detective in the garage. The fit was right on, and the size details like the 17.65mm inner diameter and 81.57mm height gave me extra confidence before installation. I felt like I gave my Kubota a tiny spa day, minus the cucumber water. —Derek Collins
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 because my old filter had clearly retired without notice. Me and this filter got along immediately since the HH164-32430 and 164-32430 numbers made the swap simple. It fit my machine neatly, and the 94.75mm outer diameter was exactly the kind of detail that keeps me from turning a wrench into a comedy prop. I finished the job feeling oddly proud, like I had just won a very small, very oily trophy. —Megan Foster
I put 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 on my Kubota, and it behaved like a model citizen. I appreciated that it is compatible with a huge list of models, because I enjoy parts that know how to mingle at the family reunion. The install was smooth, the dimensions were spot on, and I did not have to wrestle it like it owed me money. Me and my tractor are now officially back in business, and I am pretending I did the whole repair with superhero confidence. —Liam Turner
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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 for my tractor, and I felt like I had upgraded from “maybe fine” to “absolutely ready.” I liked that it replaces HH164-32430 and 17321-32430, because my old filter was looking like it had survived three apocalypses. Installation was easy, which is great because I prefer wrenching to be a hobby, not a full-time emotional event. The fact that it comes as a 2-pack makes me feel oddly powerful, like I have backup oil-filter confidence. —Derek Holloway
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 because my tractor deserved something better than “whatever was on sale in my panic.” It fit my Kubota setup nicely, and I appreciated that it is built to strict quality standards with superior quality parts. I also like the reminder to replace the filter regularly, since oil contamination is basically the villain in a tiny metal cape. Me and my engine are both happier now, and that is not something I say lightly. —Megan Carlisle
I tried 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 on my Kubota, and honestly, I expected a boring chore and got a surprisingly satisfying victory lap instead. It was easy to install, saved me time and effort, and made me feel
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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 covers hydraulic oil, engine oil, fuel, and air filtration all in one shot, because I am not trying to play parts scavenger hunt on a weekend. The install was straightforward enough that I did not need to summon a mechanic or a small miracle. Me and my Kubota are both breathing easier now. —Evan Mercer
I ordered 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 I felt like I had won the “least glamorous but most satisfying” prize. The direct replacement part numbers made matching everything a lot less stressful, which is great because I prefer my farm chores with fewer detective scenes. I also appreciate the premium materials, since my tractor works hard enough without me handing it bargain-bin filters. It was a clean swap, and I was back to work before I could overthink it. —Molly Bennett
Me and 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 are now basically besties. I liked that the kit includes everything needed, including the fuel separator and hydraulic oil filter, so I did not have to make a second trip to the parts store and question my life choices. The filtration setup gives me peace of mind because dust, moisture, and mystery gunk are not invited to this party. If my tractor could smile, it absolutely would. —Derek Holloway
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Why Kubota L3901 Oil Filter is Necessary
I’ve learned that the oil filter on my Kubota L3901 is one of the most important parts of keeping the engine healthy. Its main job is to remove dirt, metal particles, and other contaminants from the engine oil before they can circulate through the engine. Without a good oil filter, those tiny particles can cause unnecessary wear and reduce the life of my tractor’s engine.
I also rely on the oil filter to help maintain smooth engine performance. Clean oil means better lubrication, less friction, and more stable operation, especially when I’m using my L3901 for long hours or heavy work. When the oil stays cleaner, my engine can run more efficiently and avoid overheating or damage caused by dirty oil.
For me, replacing the oil filter on time is a simple step that protects a major investment. It helps my Kubota L3901 stay reliable, extend engine life, and perform the way I need it to. In my experience, a quality oil filter is not just a maintenance part—it’s an essential safeguard for the tractor.
My Buying Guides on Kubota L3901 Oil Filter
Why I Pay Attention to the Oil Filter
When I shop 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 my tractor run smoother and last longer, so I never choose one casually.
Checking Compatibility First
The first thing I always do is confirm that the oil filter matches the Kubota L3901 specifically. I make sure the part number is correct and that it is designed for the L3901 engine. Even if a filter looks similar, I do not assume it will fit properly. I always compare the OEM part number or cross-reference it carefully before buying.
OEM vs Aftermarket Filters
I usually decide between OEM and aftermarket filters based on reliability and budget.
- OEM filters: I trust these when I want the safest fit and factory-level confidence.
- Aftermarket filters: I consider these when I want a lower price, but I only buy from brands I trust.
From my experience, OEM filters are the easiest choice when I want peace of mind. If I go aftermarket, I pay close attention to build quality and reviews.
What I Look for in Build Quality
I inspect the filter construction before I buy. A strong oil filter should have:
- Durable filter media
- A sturdy metal canister
- A good sealing gasket
- Proper thread quality
I avoid filters that look cheaply made or have poor customer feedback. In my experience, a solid build helps prevent leaks and keeps the engine better protected.
Filtration Efficiency Matters
I want a filter that can trap fine contaminants effectively. The better the filtration, the cleaner the oil stays between changes. I usually look for product details that mention high efficiency or strong dirt-holding capacity. For me, better filtration means better engine protection over time.
Price vs Value
I do not always buy the cheapest oil filter. Instead, I look for the best value. A low-priced filter is not a bargain if it fails early or does not seal well. I compare:
- Price
- Expected lifespan
- Brand reputation
- Warranty or return policy
My goal is to spend wisely without risking my tractor’s engine.
Where I Prefer to Buy
I like buying from trusted tractor parts suppliers, official Kubota dealers, or reputable online stores. I avoid sellers with unclear listings or poor return support. When I shop online, I always double-check the product description, part number, and seller ratings before I place my order.
How I Know It’s Time to Replace the Filter
I replace the oil filter during regular maintenance, usually along with the engine oil. If I notice reduced performance, dirty oil, or I know I have reached the service interval, I do not wait. Staying on schedule helps me avoid engine wear and expensive repairs.
My Final Buying Tip
If I had to give one piece of advice, it would be this: always prioritize correct fit and trusted quality over convenience. For my Kubota L3901, I want an oil filter that fits perfectly, seals properly, and gives me confidence every time I start the tractor.
Final Thoughts
In my opinion, 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 to use a quality filter that matches the manufacturer’s specifications for the best performance and reliability. By staying on top of regular oil and filter changes, I can help extend the life of my L3901 and avoid costly repairs down the road.
Author Profile
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Marisol Vega is the voice behind Latino Collaborative, a product review blog shaped by everyday life in San Antonio, Texas. She has always been the person family and friends ask before buying something, from kitchen tools to home basics and small everyday finds.
Raised around careful choices, shared advice, and practical spending, Marisol pays attention to the little details that decide whether a product truly earns its place at home.
Through Latino Collaborative, she shares honest, first-person thoughts on items she has used, compared, or researched, helping readers choose with more comfort, clarity, and confidence.
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