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KTM 150 SX

KTM · 18 model years · 2009-2026 All KTM models →

The KTM 150 SX is a two-stroke motocross bike for young racers moving up from 85cc bikes. It uses a liquid-cooled 144cc two-stroke single, offering more power than a 125.

It is light and agile, making it popular in youth racing. It is a closed-course competition machine. Rivals include the Yamaha YZ125 and Husqvarna TC 125.

YearPhotoEnginePower WeightSeatFields
2026 2026 KTM 150 SX 144 cc 11.5 hp 93 kg 958 mm 38
2025 2025 KTM 150 SX 144 cc 11.5 hp 93 kg 958 mm 38
2024 2024 KTM 150 SX 144 cc 11.5 hp 93 kg 958 mm 38
2023 2023 KTM 150 SX 144 cc 11.5 hp 88 kg 950 mm 38
2022 2022 KTM 150 SX 144 cc 11.5 hp 88 kg 950 mm 38
2021 2021 KTM 150 SX 144 cc 11.5 hp 88 kg 850 mm 38
2020 2020 KTM 150 SX 144 cc 11.5 hp 88 kg 950 mm 38
2019 2019 KTM 150 SX 143.9 cc 11.5 hp 87 kg 950 mm 38
2018 2018 KTM 150 SX 143.9 cc 11.5 hp 87 kg 960 mm 38
2017 2017 KTM 150 SX 143.9 cc 11.5 hp 87 kg 960 mm 38
2016 2016 KTM 150 SX 143.9 cc 11.5 hp 88 kg 960 mm 38
2015 2015 KTM 150 SX 143.6 cc 11.5 hp 90 kg 992 mm 38
2014 2014 KTM 150 SX 143.6 cc 11.5 hp 91 kg 992 mm 38
2013 2013 KTM 150 SX 143.6 cc 11.5 hp 91 kg 992 mm 38
2012 2012 KTM 150 SX 143.6 cc 11.5 hp 92 kg 992 mm 38
2011 2011 KTM 150 SX 143.6 cc 11.5 hp 89 kg 992 mm 38
2010 2010 KTM 150 SX 143.6 cc 11.5 hp 91 kg 985 mm 38
2009 2009 KTM 150 SX 143.6 cc 11.5 hp 91 kg 985 mm 38