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Kubota L3901

37.5 HPDieselTractor
A
Good
Score: 66.7/100
Recalls
153
Found
Known Issues
17
5 high severity
Auction Records
0
No price data
Reliability
A
67/100

Specifications

Documented engine options

These are model and configuration references. Confirm the fitted engine from its identification plate.

Engine Power37.5 HP
Engine (kW)28 kW
Fuel TypeDiesel
TransmissionGear, 8 forward / 8 reverse
Drive Type2WD
CategoryTractor
Variants3 found

Safety Recalls

153 found
M6-122, M6-132, M6-142

Agricultural tractor.

Germany
The wheel hubs on the front axle may break, resulting in unsafe driving conditions or the loss of a front wheel, increasing the risk of injuries. The product does not comply with the Regulation on the approval and market surveillance of agricultural and forestry vehicles.
Germany
Radverlust

Die Radnaben an der Vorderachse können brechen, dies kann zu unsicheren Fahrzuständen oder dem Verlust eines Vorderrades führen.

DE
Radverlust

Die Radnaben an der Vorderachse können brechen, dies kann zu unsicheren Fahrzuständen oder dem Verlust eines Vorderrades führen.

DE
Radverlust

Die Radnaben an der Vorderachse können brechen, dies kann zu unsicheren Fahrzuständen oder dem Verlust eines Vorderrades führen.

DE
+148 more recalls
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Known Issues

17 reported
5 high11 low1 medium
Wax accumulation in fuel filter screen
high

Water separator screen showed wax accumulation after blizzard conditions. Tractor exhibited rough running, smoking, knocking, and code P3001. Issue resolved after replacing fuel filter screen and water separator. User suspects bad fuel or winter conditions caused wax formation.

fuel_system
Engine will not start
high

Kubota L3901 HST engine will not start. User reports inability to start the engine but provides no additional details or resolution in the thread.

engine
Wax accumulation in fuel filter screen
high

Tractor with 90 hours developed rough running, heavy smoking, and knocking at higher RPMs. Water separator screen showed wax buildup. After replacing fuel filter screen and filter, tractor started but still runs poorly above 25% throttle with smoke and knocking. Owner suspects fuel contamination with wax.

fuel_system
Rough running and excessive smoke at throttle
high

Engine runs rough with heavy smoking and knocking when throttle exceeds 25%, even after fuel system service. Runs relatively smooth only at low idle. Issue preceded by blizzard conditions and fault code P3001.

engine
CA: Kubota Review by Josh from Errol, NH (1/5 stars) Purchased a brand ne
medium

Purchased a brand new Kubota l3901 from Champlain Valley Equipment and it was delivered to my door broken.. Kubota or the dealer refused to stand behind this brand new tractor and charged me to fix a tractor I never got to use!! Buyer beware. Kubota does not care about their customers!!

cab
+12 more issues
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Market Value

No auction data available for this model.

Hours Benchmark

Class: Compact (0–40 HP)
Low use150 /year
Typical300 /year
High use500 /year
Typical lifetime6,000 hours
Expected life15 years

Have a specific Kubota L3901 VIN to check?

Model data shows the average — a VIN/PIN lookup pulls the per-unit history (theft, recalls, prior owners, hours).

Found on the chassis plate or registration papers

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