Beta RR 390 4 T X-PRO [2025-2026] - WÖSSNER forged piston kit

✔️ New part
ID: 15712951468358

$394.78 AUD

DELIVERY
Ready to ship | in 2-6 business days
Delivery with DHL in 10-20 business days.
PRODUCT DESCRIPTION

WÖSSNER forged piston kit for Beta RR 390 4 T X-PRO

The WÖSSNER forged piston kit is designed for the Beta RR 390 4 T X-PRO built in 2025-2026. It combines a forged aluminum piston with the associated piston rings, piston pin and locking clips to create a coordinated kit solution for the 4T engine.

Design and technical data

  • Piston type: forged
  • Material: aluminum
  • Piston compression: standard
  • Piston diameter: 87.97 mm
  • Bore diameter: 88.01mm
  • Oversize: +0.01
  • Letter oversize: B
  • Compression ratio: 12.7:1
  • Piston ring set: set
  • Engine type: 4T

Kit components

The scope of delivery includes the piston, piston rings, piston pins and safety clips. The ring version is specified as TPR88.00. This means that the kit contains the components intended for piston use in a common combination.

Vehicle assignment

The kit fits the Beta RR 390 4 T X-PRO, model years 2025-2026. The vehicle assignment refers to this complete model and year range.

When selecting, the specified piston diameter of 87.97 mm, the bore diameter of 88.01 mm and the oversize +0.01 with the code letter B must be taken into account. The standard piston compression and compression ratio of 12.7:1 describe the technical design of this kit.

Description

WÖSSNER forged piston kit for Beta RR 390 4 T X-PRO

The WÖSSNER forged piston kit is designed for the Beta RR 390 4 T X-PRO built in 2025-2026. It combines a forged aluminum piston with the associated piston rings, piston pin and locking clips to create a coordinated kit solution for the 4T engine.

Design and technical data

  • Piston type: forged
  • Material: aluminum
  • Piston compression: standard
  • Piston diameter: 87.97 mm
  • Bore diameter: 88.01mm
  • Oversize: +0.01
  • Letter oversize: B
  • Compression ratio: 12.7:1
  • Piston ring set: set
  • Engine type: 4T

Kit components

The scope of delivery includes the piston, piston rings, piston pins and safety clips. The ring version is specified as TPR88.00. This means that the kit contains the components intended for piston use in a common combination.

Vehicle assignment

The kit fits the Beta RR 390 4 T X-PRO, model years 2025-2026. The vehicle assignment refers to this complete model and year range.

When selecting, the specified piston diameter of 87.97 mm, the bore diameter of 88.01 mm and the oversize +0.01 with the code letter B must be taken into account. The standard piston compression and compression ratio of 12.7:1 describe the technical design of this kit.

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