Tecnium Two-ring full forged size A Piston kitRef : 8174DA / 1093600001

WÖSSNER Forged Piston - manufacturer reference 8174DA. Designed and manufactured in Germany by Wössner, this forged aluminum piston is intended for engine modifications and replacements on 125cc 2-stroke engines (Cross / Roadster). Its forged design ensures a homogeneous structure suitable for the thermal and mechanical stresses encountered on the track or in intensive use.

• Bore diameter: 54.00 mm
• Piston diameter: Ø 53.95 mm (oversize A)
• Material: forged aluminum
• Number of rings: 2 (two-ring piston)
• Anti-friction treatment of the skirt to limit wear and friction
• Delivered complete: rings, circlips, and pin

This Wössner piston is perfectly suited for engine refurbishment operations or replacement during a high-performance kit installation. The finishes and treatment of the skirt facilitate the break-in process and contribute to stable dimensional integrity. Compatible with both Cross and Roadster environments, it is particularly suitable for the following models: KTM 125 SX (2025), HUSQVARNA TC 125 (2025), and GAS GAS MC 125 (2025).

Always check the bore and oversize measurement before installation to ensure a proper fit and adhere to manufacturer recommendations during the break-in process.