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Product description
The Prox Piston Kit For KTM SX144 2008 Standard Size D is part of the latest collection from Prox.
Features:
- ProX piston designs are usually similar to the OEM/stock configurations, although sometimes these designs are adjusted whenever the ProX engineers discover an opportunity for increased performance
- ProX cast pistons are very stable
- ProX cast pistons are made through gravity casting using aluminum alloy with approximately 18 percent silicon content
- Silicon plays a vital role in ProXâ€s cast piston manufacturing, as it decreases thermal expansion
- ProX two-stroke pistons are manufactured for both cast iron cylinder bores and Nikasil cylinder bores
- Regarding Nikasil cylinder bores, ProX offers a variety in oversizes graded in A/B/C/D sizing, each going up 0.01mm in diameter
Specifications:
- Engine Type: 2-Stroke
- Piston Diameter: 55.97 mm
- Piston Material: Aluminum Alloy| Cast
- Piston Size: Standard Size D
- Product Name: Piston Kit
- Ring Material: Steel
- Skirt Coating: Moly Coated
- Style: Cast Replica
- Units: Kit
To fit:
- KTM SX 144 2008 American Models
- KTM SX 150 2009 All Models
- KTM SX 150 2010 All Models
- KTM SX 150 2011 All Models
- KTM SX 150 2012 All Models
- KTM SX 150 2013 All Models
- KTM SX 150 2014 All Models
- KTM SX 150 2015 All Models
Manufacturer part number: 01.6228.D
View all Prox. View all Parts and spares.
Contents
Your package will include the following:
- 1 X Prox Piston Kit For KTM SX144 2008 Standard Size D
To fit:
- KTM SX 144 2008 American Models
- KTM SX 150 2009 All Models
- KTM SX 150 2010 All Models
- KTM SX 150 2011 All Models
- KTM SX 150 2012 All Models
- KTM SX 150 2013 All Models
- KTM SX 150 2014 All Models
- KTM SX 150 2015 All Models

ProX is a Dutch brand specialising in high-quality replacement parts for motorcycles, motocross, ATVs, and other powersports vehicles. Their range includes pistons, connecting rods, clutch components, bearings, and valves, all manufactured to OEM standards. ProX parts are trusted worldwide for durability, precision, and performance, making them a go-to choice for riders.
Product description
The Prox Piston Kit For KTM SX144 2008 Standard Size D is part of the latest collection from Prox.
Features:
- ProX piston designs are usually similar to the OEM/stock configurations, although sometimes these designs are adjusted whenever the ProX engineers discover an opportunity for increased performance
- ProX cast pistons are very stable
- ProX cast pistons are made through gravity casting using aluminum alloy with approximately 18 percent silicon content
- Silicon plays a vital role in ProXâ€s cast piston manufacturing, as it decreases thermal expansion
- ProX two-stroke pistons are manufactured for both cast iron cylinder bores and Nikasil cylinder bores
- Regarding Nikasil cylinder bores, ProX offers a variety in oversizes graded in A/B/C/D sizing, each going up 0.01mm in diameter
Specifications:
- Engine Type: 2-Stroke
- Piston Diameter: 55.97 mm
- Piston Material: Aluminum Alloy| Cast
- Piston Size: Standard Size D
- Product Name: Piston Kit
- Ring Material: Steel
- Skirt Coating: Moly Coated
- Style: Cast Replica
- Units: Kit
To fit:
- KTM SX 144 2008 American Models
- KTM SX 150 2009 All Models
- KTM SX 150 2010 All Models
- KTM SX 150 2011 All Models
- KTM SX 150 2012 All Models
- KTM SX 150 2013 All Models
- KTM SX 150 2014 All Models
- KTM SX 150 2015 All Models
Manufacturer part number: 01.6228.D
View all Prox. View all Parts and spares.
Contents
Your package will include the following:
- 1 X Prox Piston Kit For KTM SX144 2008 Standard Size D
To fit:
- KTM SX 144 2008 American Models
- KTM SX 150 2009 All Models
- KTM SX 150 2010 All Models
- KTM SX 150 2011 All Models
- KTM SX 150 2012 All Models
- KTM SX 150 2013 All Models
- KTM SX 150 2014 All Models
- KTM SX 150 2015 All Models

ProX is a Dutch brand specialising in high-quality replacement parts for motorcycles, motocross, ATVs, and other powersports vehicles. Their range includes pistons, connecting rods, clutch components, bearings, and valves, all manufactured to OEM standards. ProX parts are trusted worldwide for durability, precision, and performance, making them a go-to choice for riders.






























