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KTM Piston Kit 300 TPI – 55630307110 I (Group 1 / Size A)

Restore factory performance and reliability to your KTM, Husqvarna, or GASGAS 300cc 2-stroke with this genuine KTM OEM piston kit. Designed for modern TPI fuel-injected engines, this piston delivers the correct clearances, durability, and performance expected from the original manufacturer.

Ideal for engine rebuilds or preventative maintenance, the Group I piston (Size A) suits cylinders measured within the smallest tolerance range, ensuring precise fitment and optimal engine efficiency.

Using genuine KTM components ensures maximum reliability, proper heat management, and long service life — exactly as engineered for your bike.


Features

• Genuine KTM OEM piston kit
• Designed for modern 300cc TPI 2-stroke engines
Group I (Size A) piston for smallest cylinder tolerance
• Precision-engineered for optimal power and reliability
• Ideal for engine rebuilds and preventative maintenance
• OEM quality fit, durability, and performance


Specifications

Part Number: 55630307110 I
Type: Piston Kit
Size: Group I / Size A
Engine Type: 300cc TPI 2-stroke
Brand: KTM Genuine Parts


Fitment

KTM 300 EXC 2017–2023
KTM 300 EXC Six Days 2017–2023
KTM 300 XC 2017–2023
KTM 300 XC-W 2017–2023

Husqvarna TE 300 / TE 300i 2017–2023
Husqvarna TX 300 / TX 300i 2017–2023

GASGAS EC 300 2021–2023
GASGAS EX 300 2021–2023


Important Fitment Note

KTM uses multiple piston size groups (I, II, III) depending on cylinder wear and tolerance. Always confirm your cylinder measurement or original piston marking before ordering to ensure correct fitment.


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