PISTON KIT 2020 FE450 Husqvarna 94.96mm, PROX 01.6440.B
4.1 Trustpilot 99.9% positive on eBay
Free UK delivery 2–4 business days
Spread the cost with 
18+, T&Cs apply
ProX Piston Kit A 94.96mm Bore. ProX pistons are precision machined on CNC equipment using a low-expansion, low-friction piston alloy. This piston kit is a solution to replace the original piston. Most ProX pistons come with a coating. OEM style Tin coated pistons assist the wear-in process. A new skirt coating assists wear-in and reduces friction. The black coating increases performance. PROX 01.6440.B.
- SKU
- 56-W8815.B.PX
- Brand
- Pro-X Racing
- Availability
- In Stock (2)
Fitments (2)
| Make | Model | Year |
|---|---|---|
| HUSQVARNA | FE 450 | 2020 |
| KTM | 450 EXC-F | 2020 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 94.96mm
- Variant Id
- 292769
FULL DESCRIPTION
ProX Piston Kit - Enhance Your Engine's Performance
This ProX Piston Kit is a premium replacement part designed to restore and enhance your engine's performance. Precision-engineered using the latest CNC technology, these pistons are crafted from a high-quality, low-expansion, low-friction alloy, mirroring the materials used by major Japanese engine manufacturers.
ProX pistons are engineered for durability and peak performance. Many pistons in the ProX range feature advanced coatings designed to optimize engine operation:
- Tin Coating: This OEM-style coating aids in the crucial wear-in process when an engine is first started, ensuring smooth initial operation.
- New Skirt Coating: A specially developed skirt coating not only assists with the wear-in period but also significantly reduces friction once the engine is running, contributing to improved performance.
- Black Coating: This advanced coating is formulated from a sophisticated blend of materials to further boost engine performance.
This piston kit offers a first-class solution for replacing original pistons in a wide range of powersports vehicles. The bore size is 94.96mm.
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.
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
By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.
More answers in our FAQ.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.