PISTON KIT LTZ400 90.00, FORGED WOSSNER 8563DB

Wossner forged piston kit with a 90.01mm bore (89.95mm actual) is designed for Suzuki LT-Z400, DRZ400E, and DRZ400S models. Engineered for strength and optimal heat transfer, the piston features an elliptical design that ensures even load distribution, reducing localized pressure and preventing piston collapse. Manufactured in Germany, it maintains OEM compression specifications.

Features

• Forged construction for durability and high performance
• Optimized heat transfer to cylinder walls for improved efficiency
• Elliptical design ensures uniform bearing surface and prevents piston collapse
• Manufactured in Germany for high-quality standards

Specifications

• Bore Size: 90.01mm (89.95mm actual)
• Display (Displacement): 398 cm³
• Stroke: 62.60mm
• Clearance: 0.06mm
• Compression Ratio: OEM specification (12.20:1)
• Dome Volume: -2.00 cm³
• Compression Height: 25.30mm

Cross-Reference OEM Part Numbers

• Piston Kit: 8563DB
• Lock: CW20
• Pin: WP029
• Ring Set: 900XSY
• Rod: P4009

Vehicle Fitments

• Suzuki LT-Z400 (2002-2012)
• Suzuki DRZ400E (2000-2014)
• Suzuki DRZ400S (2000-2014)

Dispatch Times

Local Stock: Dispatches in < 24 hours

Parts showing as available at our Warehouse in Gorey ship the same business day if ordered before 1pm. 

Supplier Stock: Dispatches in 2-4 Days

Parts showing as available at our Supplier Warehouse are ordered from our supplier and delivered to us before we can dispatch. More info is available on this page under "Stock Availability".

OEM Special Order: Dispatches in 3-10 Days

This website does not have access to live stock levels from our OEM Suppliers. In most cases the parts will be available but in the case of backordered parts we will notify you. We receive parts from Yamaha in 3-4 days, All others including Honda, Suzuki, Kawasaki, Polaris please allow 7-10 days for us to receive the parts. 

Delivery Times

Ireland & Northern Ireland:

1-2 Days using GLS/An Post

Germany, France, Netherlands, Belgium:

3-5 Days using GLS/Fedex

Italy, Spain & Other EU Countries:

4-7 Days using GLS/Fedex