PISTON KIT 09-11 KTM400 EXC 95, PROX 01.6439.B HUSQVARNA
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ProX Piston Kit 88.00 mm Bore 4-Stroke. Includes piston rings, wrist pin, and circlips. Precision machined using state-of-the-art CNC equipment with a low-expansion, low-friction piston alloy. Features an OEM-style tin coating for break-in assistance. Replacements parts. Kit includes ProX Ring Set 02.6429, ProX Pin 04.1947.5, and ProX Clips 05.1912. Part number 01.6439.B.
- SKU
- 56-W4739.B.PX
- Brand
- Pro-X Racing
- Availability
- In Stock (2)
Fitments (6)
| Make | Model | Year |
|---|---|---|
| HUSABERG | FE 390 | 2010 |
| HUSABERG | FE 390 | 2011 |
| HUSABERG | FE 390 | 2012 |
| KTM | 400 EXC | 2009 |
| KTM | 400 EXC | 2010 |
| KTM | 400 EXC | 2011 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 95mm
- Variant Id
- 256022
FULL DESCRIPTION
ProX Piston Kit - 88.00 mm Bore
Upgrade your motorcycle's performance with this ProX Piston Kit, designed for optimal engine function. This kit provides a direct replacement for your original piston, ensuring a precise fit and reliable operation. Each ProX Piston Kit is manufactured using advanced CNC machining technology and a high-quality, low-expansion, low-friction piston alloy, mirroring the materials used by major Japanese engine manufacturers.
This comprehensive kit includes everything you need for a seamless installation:
- ProX Piston
- Piston Rings
- Wrist Pin
- Circlips
Featuring an OEM-style tin coating, this piston aids in a smooth break-in process, helping your engine perform at its best from the start. All components are precision-engineered for durability and performance. Replacement parts for this kit are also available, including ProX Ring Set 02.6429, ProX Pin 04.1947.5, and ProX Clips 05.1912.
Key Features:
- Precise 88.00 mm bore size for specific engine applications.
- Constructed from a superior low-expansion, low-friction alloy.
- Includes all necessary components: piston, rings, wrist pin, and circlips.
- OEM-style tin coating for enhanced break-in.
- Manufactured using state-of-the-art CNC equipment.
- Designed for reliable performance and longevity.
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Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.
UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. Delivery details
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
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