Beta RR 390 4 T Enduro [2015] - Piston Kit

PROX piston kit for Beta RR 390 4 T Enduro

The forged PROX piston kit is intended for the Beta RR 390 4 T Enduro from 2015. With its coordinated design, the piston supports the professional renewal of the upper engine area.

Design and technical data

• Material: aluminum
• Piston Type: Forged
• Piston compression: standard
• Diameter Ø: 87,960 mm
• Letter oversize: A
• Oversize: STD
• Compression ratio: 12.5:1
• Stroke: 4T
• Specificity: Flat with hollow

The forged aluminum version combines the specified technical features with a precisely defined piston geometry. The standard compression dimension and the compression ratio of 12.5:1 make it easier to choose a suitable engine overhaul. The diameter of 87,960 mm serves as an important parameter for professional assignment and testing.

Vehicle assignment

The piston kit fits the Beta RR 390 4 T Enduro, built in 2015. The vehicle assignment expressly refers to this model year.

Scope of delivery

• Piston
• Piston rings
• Piston pin
• circlips

Before ordering, the technical dimensions and design should be compared with the existing engine. Professional testing of the components and compliance with the manufacturer's specifications are crucial for assembly.