Vertex Pistons: BETA 125RR 2T/ 250RR 2T/ 300RR 2T/ 350RR 4T


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Vertex Piston Kits
All piston skirts are coated with a hi-tech Molybdenum Disulphite coating for faster break-in time and increased piston life. Cast Piston kits are gravity cast aluminum alloy (not forged) with 18% silicone content, which produces an
extremely light but very strong piston
• Forged Replica pistons are forged from 2618 aluminum for superior strength and durability
• Forged High Compression pistons improve power and torque across entire rpm range
• Forged Replica pistons are forged OE replacements
• All pistons are heat treated with a T-5 hardening and tempering cycle
• Replica pistons and all rings are OEM replacements
• Kits include piston, rings, wrist pin and circlips
• Two stroke replacement rings are sold individually
• Four-stroke piston rings sold as a set

Piston Versions:
• Cast Replica pistons – Cast OE replica piston • Cast BB – Big bore stock compression cast piston • Forged
Replica pistons – Forged replacement for a OE cast piston for better strength • Forged Replica – Forged OE stock
compression piston • Forged BB – Forged OE stock compression big bore piston • Forged Race – Unique forged
GP style race piston with only one compression ring
• Forged HC – Forged high compression pistons • Two stroke Race pistons – Unique cast GP style race piston with
only one compression ring


Additional information


125RR 2T 18-2023, 250RR 2T 18-2023, 300RR 2T 18-2021, 350RR 4T 16-2023


125, 250, 300, 350




13.0:1, N/A


53.95, 66.35, 71.95, 87.96


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Make Model Year
BETA 125RR 2018 - 2023
BETA 250RR 2018 - 2023
BETA 300RR 2018 - 2021
BETA 350RR 2016 - 2023
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