KTM 250 EXC SIX Days [2025] - 4X reed valve system

V-FORCE 4X reed valve system for the KTM 250 EXC SIX Days 2025

The V-FORCE 4X reed valve system is designed for the 2025 KTM 250 EXC SIX Days. It utilizes the existing OEM oil injector, thereby supporting easy installation without the need to adjust oil lines or the oil injector.

Function and benefits

The 4X reed valve system is designed for improved throttle response and more peak power. In addition, it increases performance and extends the life of the slats. The lamellar cage design eliminates the need for an additional overmolding step. This allows manufacturing costs to be reduced and possible savings to be passed on to consumers.

• Improved throttle response
• More peak power and increased performance
• Extended slat lifespan
• Using OEM oil injector
• No adjustment of oil lines or oil injectors required
• No bleeding required during installation

Vehicle assignment

The V-FORCE 4X diaphragm valve system fits the KTM 250 EXC SIX Days, built in 2025.

Important note

The OEM oil injector is not included and images are for illustrative purposes only.