FANTIC XX 250 [2022-2026] - Wheel membrane block - Yamaha YZ250

BOYESEN wheel membrane block for FANTIC XX 250

The BOYESEN wheel membrane block is designed for the FANTIC XX 250 built between 2022 and 2026. The model-specific design combines a flow-optimized inner surface with a 4-way diffuser that supports the intake air flow and is intended to avoid pressure losses.

Structure and function

• The membrane block is made of 100% aluminum.
• The inner surface is designed for optimized air flow.
• The 4-way diffuser supports an even flow of intake air.
• Model-specific membrane plates with variable flexibility enable multiple opening levels.
• The membrane plates are made of aviation-grade carbon.
• The rubber coating and the hydrocarbon resistance of the membrane plates support a longer seal life.

Assembly and scope of delivery

The scope of delivery includes the intake manifold and the fastening clamps. The membrane block is intended for direct assembly without modification.

Vehicle assignment

Suitable for the FANTIC XX 250, built between 2022 and 2026. The assignment refers to this vehicle model and the specified year of manufacture.

Design for competition use

The RC2 membrane blocks were developed for competition use. The intake system is designed to support the efficiency, pulling power and performance of the motorcycle through optimized intake air flows.