NCY Forged Secondary Sliding Sheave; Yamaha Zuma 125 2022+ master cylinders Jet sizes: #140 - #158

Jet sizes: #140 - #158 (even numbers)

We highly recommend rebuilding your carb if you're doing the rest of the engine

Compatible Jets

C26240216801 - Left Step Plate

Precision lapped seats — perfect 360° seal eliminates compression loss and erratic idle

NCY Forged Secondary Sliding Sheave; Yamaha Zuma 125 2022+ master cylinders Jet sizes: #140 - #158The NCY Forged Secondary Sliding Sheave is a high strength replacement for the 2022+ Yamaha Zuma 125, machined from forged aluminum to deliver superior rigidity and durability over the OEM cast unit. The secondary sliding sheave is the movable half of the driven pulley it controls belt clamping force on the output side of the CVT, directly influencing how the transmission responds to load and throttle input. A forged construction reduces flex under