Engines · Off-road motorcycles, ATVs and UTVs
Maxtrade COOLSTER off-road motorcycles, atvs and utvs
EPA certification records list 75 off-road motorcycle, ATV and UTV engine families from Maxtrade COOLSTER, model years 2008–2026. Rated power ranges from 3 to 12 kW, median 6 kW. Displacement spans 70 cc to 250 cc. The most families were certified in 2017 (6).
Engine families75
Engine models12
Model years2008–2026
Power range3–12 kWmedian 6 kW
Displacement70 cc – 250 cc
Rank in category#20of 99 makers by families
Families certified per year
Technical mix
Fuel
Gas75
Configuration
475
Cylinders
1 cyl75
Most certified engine models
M4A125M1A117M5A19M3A19120M1A3150M3D2170M3C2125M4C2125M4A2Mq22150M3C1M2A/11
Engine families
| Family | Model | Year | Displacement | Power | Fuel |
|---|---|---|---|---|---|
TMXTX.072MQ7 | 125M4C | 2026 | 72 cc | 4 kW | Gas |
TMXTX.125MQ1 | 120M1A | 2026 | 125 cc | 6 kW | Gas |
TMXTX.125MQ4 | 125M4A | 2026 | 125 cc | 6 kW | Gas |
TMXTX.170MQ2 | 170M3C | 2026 | 169 cc | 8 kW | Gas |
TMXTX.170MQ5 | 150M3D | 2026 | 169 cc | 8 kW | Gas |
SMXTX.072MQ7 | 125M4C | 2025 | 72 cc | 4 kW | Gas |
SMXTX.125MQ1 | 120M1A | 2025 | 125 cc | 6 kW | Gas |
SMXTX.125MQ4 | 125M4A | 2025 | 125 cc | 6 kW | Gas |
SMXTX.170MQ2 | 170M3C | 2025 | 169 cc | 8 kW | Gas |
SMXTX.170MQ5 | 150M3D | 2025 | 169 cc | 8 kW | Gas |
SMXTX.200MQ3 | 150M3C | 2025 | 196 cc | 10 kW | Gas |
RMXTX.072MQ7 | M4A1 | 2024 | 72 cc | 4 kW | Gas |
RMXTX.125MQ1 | 120M1A | 2024 | 125 cc | 6 kW | Gas |
RMXTX.125MQ4 | M4A1 | 2024 | 125 cc | 6 kW | Gas |
RMXTX.170MQ2 | Mq2 | 2024 | 169 cc | 8 kW | Gas |
RMXTX.170MQ5 | M5A1 | 2024 | 169 cc | 8 kW | Gas |
RMXTX.200MQ3 | M5A1 | 2024 | 196 cc | 10 kW | Gas |
PMXTX.072MQ7 | M4A1 | 2023 | 72 cc | 4 kW | Gas |
PMXTX.125MQ1 | M1A1 | 2023 | 125 cc | 6 kW | Gas |
PMXTX.125MQ4 | M4A1 | 2023 | 125 cc | 6 kW | Gas |
PMXTX.170MQ2 | Mq2 | 2023 | 169 cc | 8 kW | Gas |
PMXTX.170MQ5 | M5A1 | 2023 | 169 cc | 8 kW | Gas |
PMXTX.200MQ3 | M5A1 | 2023 | 196 cc | 10 kW | Gas |
NMXTX.072MQ7 | M4A1 | 2022 | 72 cc | 3 kW | Gas |
NMXTX.125MQ1 | M1A1 | 2022 | 125 cc | 5 kW | Gas |
NMXTX.125MQ4 | M4A1 | 2022 | 125 cc | 6 kW | Gas |
MMXTX.072MQ7 | M4A1 | 2021 | 72 cc | 3 kW | Gas |
MMXTX.125MQ1 | M1A1 | 2021 | 125 cc | 5 kW | Gas |
MMXTX.125MQ4 | M4A1 | 2021 | 125 cc | 6 kW | Gas |
MMXTX.170M5A | M5A1 | 2021 | 170 cc | 8 kW | Gas |
LMXTX.125MQ4 | M4A1 | 2020 | 124 cc | 6 kW | Gas |
LMXTX.170M5A | M5A1 | 2020 | 170 cc | 8 kW | Gas |
KMXTX.120M1A | M1A1 | 2019 | 120 cc | 5 kW | Gas |
KMXTX.170M5A | M5A1 | 2019 | 170 cc | 8 kW | Gas |
JMXTX.072M7A | M4A1 | 2018 | 72 cc | 3 kW | Gas |
JMXTX.125M4A | M4A1 | 2018 | 124 cc | 6 kW | Gas |
JMXTX.125M8A | M1A1 | 2018 | 124 cc | 5 kW | Gas |
JMXTX.170M5A | M5A1 | 2018 | 170 cc | 12 kW | Gas |
HMXTX.070M7A | M4A1 | 2017 | 70 cc | 3 kW | Gas |
HMXTX.125M1A | M1A1 | 2017 | 125 cc | 5 kW | Gas |
HMXTX.125M4A | M4A1 | 2017 | 125 cc | 6 kW | Gas |
HMXTX.125M8A | M1A1 | 2017 | 125 cc | 5 kW | Gas |
HMXTX.150M5A | M3A1 | 2017 | 150 cc | 12 kW | Gas |
HMXTX.175M5A | M5A1 | 2017 | 150 cc | 12 kW | Gas |
GMXTX.070M7A | M4A1 | 2016 | 70 cc | 3 kW | Gas |
GMXTX.125M1A | M1A1 | 2016 | 125 cc | 5 kW | Gas |
GMXTX.125M4A | M4A1 | 2016 | 125 cc | 6 kW | Gas |
GMXTX.125M8A | M1A1 | 2016 | 125 cc | 5 kW | Gas |
GMXTX.150M5A | M3A1 | 2016 | 150 cc | 12 kW | Gas |
FMXTX.070M7A | M4A1 | 2015 | 70 cc | 3 kW | Gas |
FMXTX.125M1A | M1A1 | 2015 | 125 cc | 5 kW | Gas |
FMXTX.125M4A | M4A1 | 2015 | 125 cc | 6 kW | Gas |
FMXTX.125M8A | M1A1 | 2015 | 125 cc | 5 kW | Gas |
FMXTX.150M5A | M3A1 | 2015 | 150 cc | 12 kW | Gas |
EMXTX.070M7A | M4A1 | 2014 | 70 cc | 3 kW | Gas |
EMXTX.125M4A | M4A1 | 2014 | 125 cc | 6 kW | Gas |
EMXTX.125M8A | M1A1 | 2014 | 125 cc | 5 kW | Gas |
EMXTX.150M5A | M3A1 | 2014 | 150 cc | 12 kW | Gas |
DMXTX.070M7A | M4A1 | 2013 | 70 cc | 3 kW | Gas |
DMXTX.125M1A | M1A1 | 2013 | 125 cc | 5 kW | Gas |
DMXTX.125M4A | M4A1 | 2013 | 125 cc | 6 kW | Gas |
DMXTX.150M5A | M3A1 | 2013 | 150 cc | 12 kW | Gas |
CMXTX.070M7A | M4A1 | 2012 | 70 cc | 3 kW | Gas |
CMXTX.125M1A | M1A1 | 2012 | 125 cc | 5 kW | Gas |
BMXTX.125M1A | M1A1 | 2011 | 125 cc | 5 kW | Gas |
BMXTX.125M4A | M4A1 | 2011 | 125 cc | 6 kW | Gas |
BMXTX.150M5A | M3A1 | 2011 | 250 cc | 12 kW | Gas |
BMXTX.250M6A | M3A1 | 2011 | 250 cc | 12 kW | Gas |
AMXTX.125M1A | M1A1 | 2010 | 125 cc | 5 kW | Gas |
AMXTX.125M4A | M4A1 | 2010 | 125 cc | 6 kW | Gas |
AMXTX.250M3A | M3A1 | 2010 | 250 cc | 12 kW | Gas |
9MXTX.125M1A | M1A1 | 2009 | 125 cc | 5 kW | Gas |
9MXTX.125M4A | M4A1 | 2009 | 125 cc | 6 kW | Gas |
9MXTX.250M3A | M3A1 | 2009 | 250 cc | 12 kW | Gas |
8MXTX.250M2A | M2A/1 | 2008 | 250 cc | 11 kW | Gas |
Other off-road motorcycles, atvs and utvs makers
Source
US Environmental Protection Agency engine certification data. Model year and manufacturer are decoded from EPA engine family codes (EPA codes:MXT). An engine family is a group of engines certified together; one family can cover several power ratings.
Engine calculators
Torque, power and BMEPPower from torque and RPM · Torque from power and RPM · Brake mean effective pressure (BMEP)Engine displacementDisplacement from bore, stroke and cylinders · Bore from displacement and stroke · Stroke from displacement and boreBSFC and thermal efficiencyBSFC from power and fuel flow · Fuel flow from power and BSFC · Thermal efficiency from BSFCCompression ratioStatic compression ratio · Chamber volume for a target compression ratio · Theoretical compression pressurePiston speedMean piston speed · Maximum RPM for a piston speed limit · Rod ratio, piston velocity and acceleration
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