Vertex Pistons vep23928B Piston Kit for 2001–2005 KTM 125 Models

Exact fit A, B or C pistons match your cylinder bore perfectly to maximize power and performance, while reducing blow-by and oil consumption. All piston kits include piston, rings, wrist pin and circlips required.

• Skirts are coated with a hi-tech molybdenum disulphide (MoS2) for faster break-in and increased piston life
• Heat treated with T-5 hardening and tempering cycle

Brief Description: The Vertex Pistons vep23928B cast replica piston kit is designed for specified KTM 125 EXC, SX, and SXS applications. Exact-fit A, B, or C pistons are matched to the cylinder bore to support power and performance while helping reduce blow-by and oil consumption.

Key Features & Performance Benefits:

• Exact-Fit Bore Matching: A, B, or C piston sizing matches the cylinder bore for proper application fit.
• MoS2-Coated Skirts: Hi-tech molybdenum disulphide coating supports faster break-in and increased piston life.
• T-5 Heat Treatment: Heat treated through a T-5 hardening and tempering cycle.
• Complete Piston Kit: Includes the piston, rings, wrist pin, and circlips required for installation.

Key Product Specifications & Technical Data:

• Brand: Vertex Pistons
• Part Number: vep23928B
• Product Type: Cast replica piston kit
• Application Category: Powersports
• Engine Displacement: 125cc applications
• Piston Sizing: A, B, or C bore-matched options
• Skirt Coating: Molybdenum disulphide (MoS2)
• Heat Treatment: T-5 hardening and tempering cycle

What's Included in the Box: Piston, rings, wrist pin, and circlips.

Fitment: Fits 2001–2004 KTM 125 EXC; 2001–2004 KTM 125 SX; 2004 KTM 125 SXS; and 2005 KTM 125 EXC. This product is not CARB approved, and carburetor-related acknowledgement may be required.

Fitments:
2001 KTM 125 Exc Base
2001 KTM 125 SX Base
2002 KTM 125 Exc Base
2002 KTM 125 SX Base
2003 KTM 125 Exc Base
2003 KTM 125 SX Base
2004 KTM 125 Exc Base
2004 KTM 125 SX Base
2004 KTM 125 SXS Base
2005 KTM 125 Exc Base
2005 KTM 125 SX Base
2006 KTM 125 Exc Base
2006 KTM 125 SX Base
2007 KTM 125 Exc Base
2007 KTM 125 SX Base
2008 KTM 125 Exc Base
2008 KTM 125 SX Base
2009 KTM 125 Exc Base
2009 KTM 125 SX Base
2010 KTM 125 Exc Base
2010 KTM 125 SX Base
2011 KTM 125 Exc Base
2011 KTM 125 EXC Six Days Base
2011 KTM 125 SX Base
2012 KTM 125 Exc Base
2012 KTM 125 EXC Six Days Base
2012 KTM 125 SX Base
2013 KTM 125 Exc Base
2013 KTM 125 EXC Six Days Base
2013 KTM 125 SX Base
2014 Husqvarna TC125 Base
2014 KTM 125 Exc Base
2014 KTM 125 EXC Six Days Base
2014 KTM 125 SX Base
2015 Husqvarna TC125 Base
2015 KTM 125 Exc Base
2015 KTM 125 EXC Six Days Base
2015 KTM 125 SX Base
2016 Husqvarna TC125 Base
2016 KTM 125 Exc Base
2016 KTM 125 EXC Six Days Base
2016 KTM 125 SX Base
2017 Husqvarna TC125 Base
2017 Husqvarna TX 125 Base
2017 KTM 125 EXC Six Days Base
2017 KTM 125 SX Base
2017 KTM 125 XC-W Base
2018 Husqvarna TC125 Base
2018 Husqvarna TX 125 Base
2018 KTM 125 SX Base
2018 KTM 125 XC-W Base
2019 Husqvarna TX 125 Base
2019 KTM 125 SX Base
2019 KTM 125 XC-W Base
2020 KTM 125 SX Base
2021 KTM 125 SX Base
2021 KTM 125 XC Base
2022 KTM 125 SX Base
2022 KTM 125 XC Base
2023 KTM 125 SX Base
2023 KTM 125 XC Base
2024 KTM 125 SX Base
2024 KTM 125 XC Base
2025 KTM 125 SX Base
2025 KTM 125 XC Base
2026 KTM 125 SX Base

Air Freight Prohibited: false
Not Carb Approved: true
Ltl Freight Required: false
Prop 65: Unknown
Part Type: powersports
Epa: N/A
Carb Acknowledgement Required: true
Regular Stock: t
Units Per Sku: 1