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Vertex Cast Replica Piston Kit - Gas-Gas EC 125

Part number: 23928C

$176.95

Description

Replacement rings for Cast Replica and Forged Pro Race pistons. Sold individually. Specifications Cylinder Diameter: 54mm Displacement: 125cc Piston O.D.: 53.96mm Vehicle Fitment Gas-Gas EC 125 (2025) Gas-Gas MC 125 (2021-2025) Husqvarna TC 125 (2014-2025) Husqvarna TC 125 Heritage Edition (2023,2025) Husqvarna TE 125 (2012-2016) Husqvarna TX 125 (2017-2019) KTM 125 EXC (2001-2016) KTM 125 EXC Six Days (2009-2016) KTM 125 SX (2001-2025) KTM 125 SXS (2004) KTM 125 XC (2021-2025) KTM 125 XC-W (2017-2019,2025) Vertex Pistons are precision-engineered for maximum performance and durability. Each kit is manufactured to OEM specifications with premium materials for a perfect fit. Backed by Vertex's quality guarantee.

Specifications

compression ratioSTD
cylinder diameter54mm
displacement125cc
part typeCast Replica Piston Kit
piston od53.96
vehicle typeDirt Bike

Listed vehicle applications

YearMakeModelNotes
2025Gas-GasEC 125Catalog application: 2025 Gas-Gas EC 125. Piston OD 53.96 mm; Cylinder 54mm. Replacement rings for Cast Replica and Forged Pro Race pistons. Sold individually. Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2025Gas-GasMC 125Catalog application: 2025 Gas-Gas MC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2024Gas-GasMC 125Catalog application: 2024 Gas-Gas MC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2023Gas-GasMC 125Catalog application: 2023 Gas-Gas MC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2022Gas-GasMC 125Catalog application: 2022 Gas-Gas MC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2021Gas-GasMC 125Catalog application: 2021 Gas-Gas MC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2025HusqvarnaTC 125Catalog application: 2025 Husqvarna TC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2024HusqvarnaTC 125Catalog application: 2024 Husqvarna TC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2023HusqvarnaTC 125Catalog application: 2023 Husqvarna TC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2022HusqvarnaTC 125Catalog application: 2022 Husqvarna TC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2021HusqvarnaTC 125Catalog application: 2021 Husqvarna TC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2020HusqvarnaTC 125Catalog application: 2020 Husqvarna TC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2019HusqvarnaTC 125Catalog application: 2019 Husqvarna TC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2018HusqvarnaTC 125Catalog application: 2018 Husqvarna TC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2017HusqvarnaTC 125Catalog application: 2017 Husqvarna TC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2016HusqvarnaTC 125Catalog application: 2016 Husqvarna TC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2015HusqvarnaTC 125Catalog application: 2015 Husqvarna TC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2014HusqvarnaTC 125Catalog application: 2014 Husqvarna TC 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2025HusqvarnaTC 125 Heritage EditionCatalog application: 2025 Husqvarna TC 125 Heritage Edition. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2023HusqvarnaTC 125 Heritage EditionCatalog application: 2023 Husqvarna TC 125 Heritage Edition. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2016HusqvarnaTE 125Catalog application: 2016 Husqvarna TE 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2015HusqvarnaTE 125Catalog application: 2015 Husqvarna TE 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2014HusqvarnaTE 125Catalog application: 2014 Husqvarna TE 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2013HusqvarnaTE 125Catalog application: 2013 Husqvarna TE 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2012HusqvarnaTE 125Catalog application: 2012 Husqvarna TE 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2019HusqvarnaTX 125Catalog application: 2019 Husqvarna TX 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2018HusqvarnaTX 125Catalog application: 2018 Husqvarna TX 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2017HusqvarnaTX 125Catalog application: 2017 Husqvarna TX 125. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2016KTM125 EXCCatalog application: 2016 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2015KTM125 EXCCatalog application: 2015 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2014KTM125 EXCCatalog application: 2014 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2013KTM125 EXCCatalog application: 2013 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2012KTM125 EXCCatalog application: 2012 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2011KTM125 EXCCatalog application: 2011 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2010KTM125 EXCCatalog application: 2010 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2009KTM125 EXCCatalog application: 2009 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2008KTM125 EXCCatalog application: 2008 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2007KTM125 EXCCatalog application: 2007 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2006KTM125 EXCCatalog application: 2006 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2005KTM125 EXCCatalog application: 2005 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2004KTM125 EXCCatalog application: 2004 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2003KTM125 EXCCatalog application: 2003 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2002KTM125 EXCCatalog application: 2002 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2001KTM125 EXCCatalog application: 2001 KTM 125 EXC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2016KTM125 EXC Six DaysCatalog application: 2016 KTM 125 EXC Six Days. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2015KTM125 EXC Six DaysCatalog application: 2015 KTM 125 EXC Six Days. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2014KTM125 EXC Six DaysCatalog application: 2014 KTM 125 EXC Six Days. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2013KTM125 EXC Six DaysCatalog application: 2013 KTM 125 EXC Six Days. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2012KTM125 EXC Six DaysCatalog application: 2012 KTM 125 EXC Six Days. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2011KTM125 EXC Six DaysCatalog application: 2011 KTM 125 EXC Six Days. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2010KTM125 EXC Six DaysCatalog application: 2010 KTM 125 EXC Six Days. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2009KTM125 EXC Six DaysCatalog application: 2009 KTM 125 EXC Six Days. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2025KTM125 SXCatalog application: 2025 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2024KTM125 SXCatalog application: 2024 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2023KTM125 SXCatalog application: 2023 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2022KTM125 SXCatalog application: 2022 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2021KTM125 SXCatalog application: 2021 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2020KTM125 SXCatalog application: 2020 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2019KTM125 SXCatalog application: 2019 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2018KTM125 SXCatalog application: 2018 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2017KTM125 SXCatalog application: 2017 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2016KTM125 SXCatalog application: 2016 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2015KTM125 SXCatalog application: 2015 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2014KTM125 SXCatalog application: 2014 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2013KTM125 SXCatalog application: 2013 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2012KTM125 SXCatalog application: 2012 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2011KTM125 SXCatalog application: 2011 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2010KTM125 SXCatalog application: 2010 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2009KTM125 SXCatalog application: 2009 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2008KTM125 SXCatalog application: 2008 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2007KTM125 SXCatalog application: 2007 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2006KTM125 SXCatalog application: 2006 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2005KTM125 SXCatalog application: 2005 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2004KTM125 SXCatalog application: 2004 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2003KTM125 SXCatalog application: 2003 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2002KTM125 SXCatalog application: 2002 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2001KTM125 SXCatalog application: 2001 KTM 125 SX. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2004KTM125 SXSCatalog application: 2004 KTM 125 SXS. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2025KTM125 XCCatalog application: 2025 KTM 125 XC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2024KTM125 XCCatalog application: 2024 KTM 125 XC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2023KTM125 XCCatalog application: 2023 KTM 125 XC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2022KTM125 XCCatalog application: 2022 KTM 125 XC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2021KTM125 XCCatalog application: 2021 KTM 125 XC. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2025KTM125 XC-WCatalog application: 2025 KTM 125 XC-W. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2019KTM125 XC-WCatalog application: 2019 KTM 125 XC-W. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2018KTM125 XC-WCatalog application: 2018 KTM 125 XC-W. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.
2017KTM125 XC-WCatalog application: 2017 KTM 125 XC-W. Piston OD 53.96 mm; Cylinder 54mm. Cast Replica Piston Kit. Includes (Piston, Rings, Wrist Pin, & Circlips). Source: Vertex Pistons Catalog 1-21-2026. Reviewed 2026-09-23.

Check the exact vehicle application and specifications before ordering. Ask HPE if a detail is missing.