Beta RR 430 4 T Race [2025-2026] - Piston Kit

PROX piston kit for Beta RR 430 4 T Race

The PROX piston kit is designed for the Beta RR 430 4 T Race built in 2025-2026. The forged aluminum piston combines the specified dimensions with a standard compression and is therefore suitable as a suitable piston set for this vehicle.

Technical characteristics

• Piston Type: Forged
• Material: aluminum
• Piston compression: standard
• Piston diameter: 94,970 mm
• Bore diameter: 95mm
• Compression ratio: 11.9:1
• Oversize: +0.01
• Letter oversize: B
• Stroke: 4T

The combination of defined piston diameter, bore diameter and oversize supports a targeted selection based on the existing engine data. The compression ratio of 11.9:1 and the standard compression are important technical key data for the assignment of the piston set.

Vehicle assignment

The piston kit fits the Beta RR 430 4 T Race, built between 2025 and 2026. The product allocation refers to this model and this complete year range.

Scope of delivery

• Piston
• Piston rings
• Piston pin
• circlips

The set therefore contains the components mentioned for changing the piston. When making your selection, please take into account in particular the piston diameter of 94,970 mm, the bore of 95 mm as well as the marking B and the oversize of +0.01.