Beta RR 350 4 T X-PRO [2025-2026] - Piston Kit

PROX Piston Kit for Beta RR 350 4T X-PRO 2025-2026

The PROX piston kit is assigned as a piston component for the Beta RR 350 4 T X-PRO from the years 2025 to 2026. The scope of delivery is tailored to the components specified for piston installation and includes pistons, rings, piston pins and circlips.

Execution and function

The piston is made of aluminum and is designed as a forged version. The standard piston compression and compression ratio of 13.2:1 characterize the technical design of this kit. The piston diameter is 87,960 mm.

Technical data

• Brand: PROX
• Component: Piston Kit
• Material: aluminum
• Piston Type: Forged
• Piston compression: standard
• Diameter Ø: 87,960 mm
• Letter oversize: A
• Oversize: STD
• Compression ratio: 13.2:1
• Stroke: 4T

Vehicle assignment

The piston kit is intended for the Beta RR 350 4 T X-PRO, built between 2025 and 2026. The assignment refers to this vehicle type and the complete year range mentioned.

Scope of delivery

• Piston
• Piston rings
• Piston pin
• circlips