Product description
The Vertex Cast Top End Piston Kit For KTM EXC125 2002-2006 Standard Size B is part of the latest collection from Vertex.
Features:
- Replica †Cast piston in original OE form
- All pistons are heat-treated with a T-5 hardening and tempering cycle
- All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
- Cast piston kits are gravity-cast aluminum alloy (not forged) with 18% silicone content, which produces an extremely light but very strong piston
- Replica pistons and all rings are OEM replacements
- Top end piston kits include piston, rings, wrist pin, circlips and top end gaskets
- Replacement two-stroke piston rings sold individually; four stroke piston rings sold as a set
Specifications:
- Bore Size: 54.00 mm
- Displacement: 125 cc
- Engine Type: 2-Stroke
- Piston Diameter: 53.95 mm
- Piston Material: Aluminum Alloy| Cast
- Piston Size: Standard Size B
- Product Name: Piston Kit
- Research Value: Finalized
- Ring Material: Nitride Coated| Steel
- Style: Cast Replica
- Type: Top End
- Units: Kit
To fit:
- KTM EXC 125 2002 All Models
- KTM EXC 125 2003 All Models
- KTM EXC 125 2004 All Models
- KTM EXC 125 2005 All Models
- KTM EXC 125 2006 All Models
- KTM SX 125 2002 All Models
- KTM SX 125 2003 All Models
- KTM SX 125 2004 All Models
- KTM SX 125 2005 All Models
- KTM SX 125 2006 All Models
Manufacturer part number: VTK23928B-1
View all Vertex. View all Parts and spares.
Contents
Your package will include the following:
- 1 X Vertex Cast Top End Piston Kit For KTM EXC125 2002-2006 Standard Size B
To fit:
- KTM EXC 125 2002 All Models
- KTM EXC 125 2003 All Models
- KTM EXC 125 2004 All Models
- KTM EXC 125 2005 All Models
- KTM EXC 125 2006 All Models
- KTM SX 125 2002 All Models
- KTM SX 125 2003 All Models
- KTM SX 125 2004 All Models
- KTM SX 125 2005 All Models
- KTM SX 125 2006 All Models

Vertex Motorcycle Parts offers premium components for riders seeking peak performance. From precision-engineered pistons to high-performance gaskets, each part is crafted with meticulous attention to detail. Designed to withstand the rigors of intense riding, Vertex parts ensure durability and reliability, empowering riders to conquer any terrain with confidence!
Product description
The Vertex Cast Top End Piston Kit For KTM EXC125 2002-2006 Standard Size B is part of the latest collection from Vertex.
Features:
- Replica †Cast piston in original OE form
- All pistons are heat-treated with a T-5 hardening and tempering cycle
- All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
- Cast piston kits are gravity-cast aluminum alloy (not forged) with 18% silicone content, which produces an extremely light but very strong piston
- Replica pistons and all rings are OEM replacements
- Top end piston kits include piston, rings, wrist pin, circlips and top end gaskets
- Replacement two-stroke piston rings sold individually; four stroke piston rings sold as a set
Specifications:
- Bore Size: 54.00 mm
- Displacement: 125 cc
- Engine Type: 2-Stroke
- Piston Diameter: 53.95 mm
- Piston Material: Aluminum Alloy| Cast
- Piston Size: Standard Size B
- Product Name: Piston Kit
- Research Value: Finalized
- Ring Material: Nitride Coated| Steel
- Style: Cast Replica
- Type: Top End
- Units: Kit
To fit:
- KTM EXC 125 2002 All Models
- KTM EXC 125 2003 All Models
- KTM EXC 125 2004 All Models
- KTM EXC 125 2005 All Models
- KTM EXC 125 2006 All Models
- KTM SX 125 2002 All Models
- KTM SX 125 2003 All Models
- KTM SX 125 2004 All Models
- KTM SX 125 2005 All Models
- KTM SX 125 2006 All Models
Manufacturer part number: VTK23928B-1
View all Vertex. View all Parts and spares.
Contents
Your package will include the following:
- 1 X Vertex Cast Top End Piston Kit For KTM EXC125 2002-2006 Standard Size B
To fit:
- KTM EXC 125 2002 All Models
- KTM EXC 125 2003 All Models
- KTM EXC 125 2004 All Models
- KTM EXC 125 2005 All Models
- KTM EXC 125 2006 All Models
- KTM SX 125 2002 All Models
- KTM SX 125 2003 All Models
- KTM SX 125 2004 All Models
- KTM SX 125 2005 All Models
- KTM SX 125 2006 All Models

Vertex Motorcycle Parts offers premium components for riders seeking peak performance. From precision-engineered pistons to high-performance gaskets, each part is crafted with meticulous attention to detail. Designed to withstand the rigors of intense riding, Vertex parts ensure durability and reliability, empowering riders to conquer any terrain with confidence!































