PISTON KIT 2021-22 KX250F 77.97mm, WOSSNER 8989DB, Kawasaki
4.1 Trustpilot 99.9% positive on eBay
Free UK delivery 2–4 business days
Spread the cost with 18+, T&Cs apply
Wossner forged piston kit 77.97mm. This piston is designed for optimized heat transfer and load distribution under extreme operating conditions. Manufactured in Germany, this piston utilizes an elliptical profile to ensure consistent performance during heat expansion, minimizing wear and preventing structural failure. Features forged construction for superior strength and durability, elliptical design for uniform bearing surface under heat expansion, enhanced combustion chamber heat transfer to cylinder walls, and engineered to prevent piston collapse by distributing thrust loads evenly. Specifications: Ring Set RIK78.00, Clips CW16, Pin WP070-SP.
- SKU
- 56-W8820.B.WO
- Brand
- Wossner
- Availability
- In Stock (3)
Fitments (5)
| Make | Model | Year |
|---|---|---|
| KAWASAKI | KX 250 | 2021 |
| KAWASAKI | KX 250 | 2022 |
| KAWASAKI | KX 250X | 2021 |
| KAWASAKI | KX 250X | 2022 |
| KAWASAKI | KX XC 250 | 2021 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 77.97mm
- Variant Id
- 298907
FULL DESCRIPTION
Wossner Forged Piston Kit for Kawasaki KX 250 F
Experience enhanced performance and reliability with the Wossner Forged Piston Kit. This precision-engineered piston is designed for extreme operating conditions, offering superior strength and optimized heat transfer for your Kawasaki KX 250 F. Manufactured in Germany, Wossner pistons utilize an innovative elliptical profile to ensure consistent performance by minimizing wear and preventing structural failure, even under significant heat expansion.
Key Features:
- Forged Construction: Provides superior strength and exceptional durability for demanding use.
- Elliptical Design: Ensures a uniform bearing surface during heat expansion, reducing wear.
- Optimized Heat Transfer: Enhances combustion chamber heat transfer to cylinder walls for improved efficiency.
- Even Load Distribution: Engineered to prevent piston collapse by distributing thrust loads evenly.
- German Engineering: Manufactured in Germany, guaranteeing high standards of quality and precision.
Specifications:
- Ring Set: RIK78.00
- Clips: CW16
- Pin: WP070-SP
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.


