Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

Model: Sym Jet 125
Part: Drivetrain

To replace the transmission of the Sym Jet 125, loosen the screws securing the transmission cover located on the left side of the scooter near the rear wheel. Once the screws are removed, detach the cover and loosen the central nuts of the clutch and variator. This will allow you to remove both components and detach the belt. At this point, insert the new components into their housing, ensuring everything functions correctly.

Updated on 15 August 2026 by ScegliAuto

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