Prox Complete forged A-rib Piston kitRef : 256004DA / 1094860001

PROX Forged Piston (manufacturer ref: 01.6403.B) designed for 450 cm³ engines. Forged from a specific aluminium alloy, this PROX piston aims to limit internal friction and ensure durability suitable for the demands of off-road and roadster use.

• Diameter: Ø 99.950 mm (99.95 mm)
• Piston compression: Standard
• Oversize letter: B
• Material: Forged aluminium
• Number of rings: Ring kit included

This piston is aimed at riders looking for a robust part for engine rebuilding or periodic maintenance after heavy use. The forged manufacturing provides superior mechanical strength compared to cast, useful in cases of intensive use, with its structure allowing for even heat dissipation and controlled wear when installed and adjusted according to manufacturer recommendations.

Universe: Cross / Roadster. Compatibilities (examples): HUSABERG FS 450 E /6 (2008), HUSABERG FE 450 E /6 (2008), HUSABERG FE 450 S (2007).

Installation advice: adhere to the bore, the recommended piston/ring clearance, and follow the engine break-in instructions to ensure longevity and reliability.