PISTON KIT BETA RR300 13-17, FORGED WOSSNER 8298DA
4.1 Trustpilot 99.9% positive on eBay
Free UK delivery 2–4 business days
Spread the cost with 
18+, T&Cs apply
This Wossner forged piston kit features a standard 72.00mm bore with a measured diameter of 71.96mm. It is designed for two-stroke engine applications, offering high-strength performance, efficient thermal regulation, and consistent reliability. The forged construction ensures exceptional durability and strength. It is engineered to optimize heat transfer from the combustion chamber to the cylinder walls. The elliptical design provides a uniform bearing surface under thermal expansion, preventing piston collapse through even distribution of thrust loads. This piston kit is manufactured in Germany. Specifications include a 72.00mm bore, 71.96mm diameter, and a two-ring design. It is a Wossner Piston 8298DA, with cross-reference OEM part numbers 56-W9921.00A.WO and 886M07200.
- SKU
- 56-W9921.00A.WO
- Brand
- Wossner
- Availability
- In Stock (2)
Fitments (8)
| Make | Model | Year |
|---|---|---|
| BETA | RR 300 | 2013 |
| BETA | RR 300 | 2014 |
| BETA | RR 300 | 2015 |
| BETA | RR 300 | 2016 |
| BETA | RR 300 | 2017 |
| BETA | XTRAINER 300 | 2015 |
| BETA | XTRAINER 300 | 2016 |
| BETA | XTRAINER 300 | 2017 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- Variant Id
- 259183
FULL DESCRIPTION
Wossner Forged Piston Kit for Beta RR300 (2013-2017)
Upgrade your Beta RR300's performance with this high-quality Wossner forged piston kit. Engineered for demanding two-stroke applications, this kit offers superior durability, enhanced thermal management, and consistent reliability for riders seeking the best.
Key Features:
- Forged Construction: Provides exceptional strength and durability for high-performance engine demands.
- Optimized Heat Transfer: Designed to efficiently transfer heat from the combustion chamber to the cylinder walls, contributing to consistent engine operation.
- Elliptical Design: Ensures a uniform bearing surface under thermal expansion, promoting smooth operation and longevity.
- Even Thrust Load Distribution: Prevents piston collapse by distributing thrust loads evenly, leading to improved engine reliability.
- Precision Manufacturing: Made in Germany to exacting standards.
Specifications:
- Bore Size: 72.00mm
- Measured Diameter: 71.96mm
- Ring Type: Two Ring
- Compression Ratio: 2-stroke (Wossner and OEM)
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.