PISTON KIT 50cc 40.00mm, PROX 01.1010.100 -GW0- / -GW2-
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This ProX forged piston kit features a 40.00mm bore, which is an oversize replacement. It is manufactured from an OEM-grade low-expansion, low-friction alloy, offering high-quality performance and durability for two-stroke engines. The kit includes the piston, rings, circlips, and gudgeon pin. The little end bearing is not included and must be purchased separately. Cylinder clearance should be checked before ordering. Part number PROX 01.1010.100.
- SKU
- 56-W9850.100.PX
- Brand
- Pro-X Racing
- Availability
- In Stock (1)
Fitments (505)
| Make | Model | Year |
|---|---|---|
| BETA | RR 50 | 2005 |
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- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 40.00mm
- Variant Id
- 258915
FULL DESCRIPTION
ProX Oversize Piston Kit 50cc 40.00mm
This ProX forged piston kit features a 40.00mm bore, making it an oversize (+1.00mm) replacement piston. It is designed for high-quality performance and durability in two-stroke engines. Manufactured from the same low-expansion, low-friction alloy used in Original Equipment Manufacturer (OEM) pistons, this kit offers an economical solution for replacing your original piston.
Key Features:
- Forged from OEM-grade low-expansion, low-friction alloy.
- Optimized for performance and longevity in two-stroke applications.
- Includes piston, piston rings, circlips, and gudgeon pin.
- An economical and direct replacement for the original piston.
- Please note: Little end bearing is not included and must be purchased separately.
- Cylinder clearance should be verified before installation.
Specifications:
- Bore Size: 40.00mm (+1.00mm Oversize)
- Engine Type: 2-Stroke
- Piston Kit Part Number: PROX 01.1010.100
- Cross-Reference Codes: GW0 / GW2
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).
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.
Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5β8 business days. The delivery price is shown at checkout before you pay. 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.
Any customs duties or import taxes charged in the United States are paid by you when the parcel arrives. Any tax we collect ourselves is shown at checkout before you pay.
More answers in our FAQ.
Trade pricing available
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