Engines · Nonroad diesel engines

Kubota nonroad diesel engines

EPA certification records list 1385 nonroad diesel engine families from Kubota, model years 1998–2027. Rated power ranges from 14 to 345 kW (listed for 701 of 1385 families), median 28 kW. Displacement spans 276 cc to 6.1 l. Naturally aspirated engines make up 71% of families. The most families were certified in 2022 (69).

Engine families1,385
Engine models300
Model years1998–2027
Power range14–345 kWmedian 28 kW
Displacement276 cc – 6.1 l
Rank in category#3of 75 makers by families

Power distribution

Number of engine families by rated power.

0–19 kW242
19–37 kW157
37–56 kW252
56–75 kW6
75–130 kW36
225–450 kW8

Families certified per year

19986
199928
200043
200145
200247
200346
200449
200548
200649
200753
200846
200949
201051
201150
201243
201334
201436
201539
201644
201746
201847
201958
202065
202168
202269
202367
202459
202553
202646
20271

Emission standards by year

How Kubota's certifications moved through emission standards.

YearStandards certified (families)
2013Tier 4 (Final or Phase In) (29) · Interim Tier 4 (5)
2014Tier 4 (Final or Phase In) (30) · Interim Tier 4 (6)
2015Tier 4 (Final or Phase In) (37) · Interim Tier 4 (2)
2016Tier 4 (Final or Phase In) (40) · Tier 3 (2) · Interim Tier 4 (2)
2017Tier 4 (Final or Phase In) (42) · Interim Tier 4 (2) · Tier 3 (2)
2018Tier 4 (Final or Phase In) (43) · Interim Tier 4 (3) · Tier 3 (1)
2019Tier 4 (Final or Phase In) (54) · Interim Tier 4 (3) · Tier 3 (1)
2020Tier 4 (Final or Phase In) (61) · Interim Tier 4 (3) · Tier 3 (1)
2021Tier 4 (Final or Phase In) (64) · Interim Tier 4 (4)
2022Tier 4 (Final or Phase In) (65) · Tier 3 (2) · Interim Tier 4 (2)
2023Tier 4 (Final or Phase In) (63) · Tier 3 (2) · Interim Tier 4 (2)
2024Tier 4 (Final or Phase In) (55) · Tier 3 (2) · Interim Tier 4 (2)
2025Tier 4 (Final or Phase In) (49) · Tier 3 (2) · Interim Tier 4 (2)
2026Tier 4 (Final or Phase In) (41) · Tier 3 (3) · Interim Tier 4 (2)
2027Tier 4 (Final or Phase In) (1)

Technical mix

Fuel
Diesel6017-15 ppm Ultra Low Sulfur Diesel142
Aspiration
Naturally aspirated426Turbocharged156Turbo Air to Air (TAA)19
Configuration
4 Stroke Compression Ignition776

Most certified engine models

Corporation688Corporation V3800-DI-T-ET9Corporation EA330-ET8Corporation V2403-M-T-ET8Corporation V3600-T-ET8Corporation D1305-ET7Corporation Z482-ET6Corporation D1105-ES6Corporation V3800-DI-TI-ET5Corporation D1105-ET5Corporation V2203L-DI-ET5Corporation V3307-DI-T-ET5

Engine families — latest 150

FamilyModelYearDisplacementPowerFuelStandard
VKBXL03.3E5DV3307-Cr-Ti-Dw002027—93 kW7-15 ppm Ultra Low Sulfur DieselTier 4 (Final or Phase In)
TKBXL.277KCBOc60-D2-Ef012026——7-15 ppm Ultra Low Sulfur DieselTier 4 (Final or Phase In)
TKBXL.326KCBCorporation2026———Tier 4 (Final or Phase In)
TKBXL.417KCBCorporation2026———Tier 4 (Final or Phase In)
TKBXL.479KCCCorporation2026———Tier 4 (Final or Phase In)
TKBXL.719KCBZ482-D2-Ef012026—14 kW7-15 ppm Ultra Low Sulfur DieselTier 4 (Final or Phase In)
TKBXL.778KCBCorporation2026—14 kW—Tier 4 (Final or Phase In)
TKBXL.899KABCorporation2026—14 kW—Tier 4 (Final or Phase In)
TKBXL.899KCBCorporation2026—14 kW—Tier 4 (Final or Phase In)
TKBXL01.0BCBD1005-Bg-Ef012026—14 kW7-15 ppm Ultra Low Sulfur DieselTier 4 (Final or Phase In)
TKBXL01.5A1DCorporation2026—28 kW—Tier 4 (Final or Phase In)
TKBXL01.5BCBD1105-Bg-Ef0120261.1 l14 kW7-15 ppm Ultra Low Sulfur DieselTier 4 (Final or Phase In)
TKBXL01.5FCCCorporation2026—14 kW—Tier 4 (Final or Phase In)
TKBXL01.6ECBCorporation2026—14 kW—Tier 4 (Final or Phase In)
TKBXL02.2FCCCorporation2026—28 kW—Interim Tier 4
TKBXL02.2RCBCorporation2026—14 kW—Tier 4 (Final or Phase In)
TKBXL02.4E1DCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL02.4E2DCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL02.4E3DCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL02.4EKDCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL02.4EMCCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL02.4EMDCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL02.4ENDCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL02.4GKCCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL02.4GMCCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL02.4RNBCorporation2026—14 kW—Tier 4 (Final or Phase In)
TKBXL02.6E1DCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL02.6E2DCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL02.6E3DCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL02.6EKDCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL02.6EMDCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL03.3DCCCorporation2026—28 kW—Interim Tier 4
TKBXL03.3E1DCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL03.3E2DCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL03.3EKDV3307-Cr-T-Ef012026—46 kW7-15 ppm Ultra Low Sulfur DieselTier 4 (Final or Phase In)
TKBXL03.3EMDCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL03.6BACCorporation2026—46 kW—Tier 3
TKBXL03.8AACCorporation2026—46 kW—Tier 3
TKBXL03.8C1DCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL03.8C5DCorporation2026—93 kW—Tier 4 (Final or Phase In)
TKBXL03.8CGCV3800-Cr-Ti-Bg-Et012026—66 kW7-15 ppm Ultra Low Sulfur DieselTier 3
TKBXL03.8CKDCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL03.8CMDCorporation2026—46 kW—Tier 4 (Final or Phase In)
TKBXL03.8P5DCorporation2026—93 kW—Tier 4 (Final or Phase In)
TKBXL05.0C5DCorporation2026—345 kW—Tier 4 (Final or Phase In)
TKBXL06.1C5DCorporation2026—93 kW—Tier 4 (Final or Phase In)
TKBXL06.1J5DCorporation2026—345 kW—Tier 4 (Final or Phase In)
SKBXL.277KCBCorporation2025———Tier 4 (Final or Phase In)
SKBXL.277KCCCorporation2025———Tier 4 (Final or Phase In)
SKBXL.326KCBCorporation2025———Tier 4 (Final or Phase In)
SKBXL.417KCBCorporation2025———Tier 4 (Final or Phase In)
SKBXL.479KCCCorporation2025———Tier 4 (Final or Phase In)
SKBXL.719KCBCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL.719KCCCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL.778KCBCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL.899KABCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL.899KCBCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL.899KFBCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL01.0BCBCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL01.0BCCCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL01.1BFBCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL01.3DCBCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL01.3DCCCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL01.5A1DCorporation2025—28 kW—Tier 4 (Final or Phase In)
SKBXL01.5BCBCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL01.5BCCCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL01.5FCCCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL01.6ECBCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL02.2FCCCorporation2025—28 kW—Interim Tier 4
SKBXL02.2RCBCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL02.4E1DCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL02.4E2DCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL02.4E3DCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL02.4EKDCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL02.4EMCCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL02.4EMDCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL02.4ENDCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL02.4GKCCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL02.4GMCCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL02.4RNBCorporation2025—14 kW—Tier 4 (Final or Phase In)
SKBXL02.6E1DCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL02.6E2DCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL02.6E3DCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL02.6EKDCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL02.6EMDCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL03.3DCCV3300-Bg-Ef0120253.3 l28 kW7-15 ppm Ultra Low Sulfur DieselInterim Tier 4
SKBXL03.3E1DCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL03.3E2DCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL03.3EKDV3307-Cr-T-Ef0120253.3 l46 kW7-15 ppm Ultra Low Sulfur DieselTier 4 (Final or Phase In)
SKBXL03.3EMDCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL03.6BACCorporation2025—46 kW—Tier 3
SKBXL03.8AACCorporation2025—46 kW—Tier 3
SKBXL03.8C1DCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL03.8C5DCorporation2025—93 kW—Tier 4 (Final or Phase In)
SKBXL03.8CKDCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL03.8CMDCorporation2025—46 kW—Tier 4 (Final or Phase In)
SKBXL03.8P5DV3800-Cr-Ti-Fv0020253.8 l93 kW7-15 ppm Ultra Low Sulfur DieselTier 4 (Final or Phase In)
SKBXL05.0C5DV5009-Cr-Vti-Dw00L20255.0 l345 kW7-15 ppm Ultra Low Sulfur DieselTier 4 (Final or Phase In)
SKBXL06.1C5DCorporation2025—93 kW—Tier 4 (Final or Phase In)
SKBXL06.1J5DV6108-Cr-Ti-Dw0020256.1 l345 kW7-15 ppm Ultra Low Sulfur DieselTier 4 (Final or Phase In)
RKBXL.277KCBCorporation2024———Tier 4 (Final or Phase In)
RKBXL.277KCCCorporation2024———Tier 4 (Final or Phase In)
RKBXL.326KCBCorporation2024———Tier 4 (Final or Phase In)
RKBXL.417KCBCorporation2024———Tier 4 (Final or Phase In)
RKBXL.479KCCCorporation2024———Tier 4 (Final or Phase In)
RKBXL.719KCBCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL.719KCCCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL.719NCBCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL.778KCBCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL.899KABCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL.899KCBCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL.899KFBCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL01.0BCBCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL01.0BCCCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL01.1BFBD1105-K-Ef0020241.1 l14 kW7-15 ppm Ultra Low Sulfur DieselTier 4 (Final or Phase In)
RKBXL01.3DCBCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL01.3DCCCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL01.5A1DCorporation2024—28 kW—Tier 4 (Final or Phase In)
RKBXL01.5BCBCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL01.5BCCCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL01.5DCBCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL01.5FCCCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL01.6ECBCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL01.8E1DCorporation2024—28 kW—Tier 4 (Final or Phase In)
RKBXL01.8EKDCorporation2024—28 kW—Tier 4 (Final or Phase In)
RKBXL01.8EMDCorporation2024—28 kW—Tier 4 (Final or Phase In)
RKBXL02.2FCCCorporation2024—28 kW—Interim Tier 4
RKBXL02.2RCBCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL02.4E1DCorporation2024—46 kW—Tier 4 (Final or Phase In)
RKBXL02.4E2DCorporation2024—46 kW—Tier 4 (Final or Phase In)
RKBXL02.4E3DCorporation2024—46 kW—Tier 4 (Final or Phase In)
RKBXL02.4EKDCorporation2024—46 kW—Tier 4 (Final or Phase In)
RKBXL02.4EMCCorporation2024—28 kW—Tier 4 (Final or Phase In)
RKBXL02.4EMDCorporation2024—46 kW—Tier 4 (Final or Phase In)
RKBXL02.4ENDCorporation2024—46 kW—Tier 4 (Final or Phase In)
RKBXL02.4G3DCorporation2024—28 kW—Tier 4 (Final or Phase In)
RKBXL02.4GKCCorporation2024—28 kW—Tier 4 (Final or Phase In)
RKBXL02.4GMCCorporation2024—46 kW—Tier 4 (Final or Phase In)
RKBXL02.4GNDCorporation2024—28 kW—Tier 4 (Final or Phase In)
RKBXL02.4RNBCorporation2024—14 kW—Tier 4 (Final or Phase In)
RKBXL02.6E1DCorporation2024—46 kW—Tier 4 (Final or Phase In)
RKBXL02.6E2DCorporation2024—46 kW—Tier 4 (Final or Phase In)
RKBXL02.6E3DCorporation2024—46 kW—Tier 4 (Final or Phase In)
RKBXL02.6EKDCorporation2024—46 kW—Tier 4 (Final or Phase In)
RKBXL02.6EMDCorporation2024—46 kW—Tier 4 (Final or Phase In)
RKBXL02.6G3DCorporation2024—28 kW—Tier 4 (Final or Phase In)
RKBXL03.3BCCCorporation2024—28 kW—Interim Tier 4
RKBXL03.3E1DCorporation2024—46 kW—Tier 4 (Final or Phase In)
RKBXL03.3E2DCorporation2024—46 kW—Tier 4 (Final or Phase In)
RKBXL03.3EKDCorporation2024—46 kW—Tier 4 (Final or Phase In)

Other nonroad diesel engines makers

Cummins1732Yanmar1425Caterpillar1003Deutz962John Deere897Isuzu718Perkins659Mitsubishi Heavy Industries658Shibaura620Komatsu601FPT Industrial560

Source

US Environmental Protection Agency engine certification data. Model year and manufacturer are decoded from EPA engine family codes (EPA codes:KBX). An engine family is a group of engines certified together; one family can cover several power ratings.

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