Beta RR 390 4 T X-PRO [2025-2026] - Piston Kit
Description
PROX piston kit for the Beta RR 390 4 T X-PRO
The PROX piston kit is intended for the Beta RR 390 4 T X-PRO in the entire 2025-2026 model year range. The piston is made of forged aluminum and has standard piston compression. The set thus offers a clearly defined technical design for the specified 4T engine.
Technical features
- Material: aluminum
- Piston Type: Forged
- Piston compression: standard
- Diameter Ø: 87,980 mm
- Letter oversize: C
- Oversize: +0.02
- Compression ratio: 12.5:1
- Stroke: 4T
- Specificity: Flat with hollow
Suitable for
The piston set is assigned to the Beta RR 390 4 T X-PRO, built 2025-2026. This vehicle assignment makes it easier to select the right PROX piston kit for the specified model and year of manufacture.
Scope of delivery
The kit contains the piston, piston rings, piston pin and circlips. The components included are put together as a piston set for the specified vehicle assignment.
When making the selection, the diameter of 87,980 mm, the oversize letter C, the oversize specification +0.02 and the compression ratio 12.5:1 should be taken into account in particular.