NCY Bearing Spring Seat - 139QMB, Dio, Elite 50 4 stroke 50-10 (equivalent to 90/100-10)

50-10 (equivalent to 90/100-10)

Replacement exhaust pipe flange for VSX

Note: This tire will not fit the rear of Genuine Stella 4-stroke (4T) scooters

Pulley since 1987

easy-to-read face featuring both MPH and KM/H scales for versatile tracking

NCY Bearing Spring Seat - 139QMB, Dio, Elite 50 4 stroke 50-10 (equivalent to 90/100-10)Eliminate torque spring bind in your CVT with the NCY Bearing Spring Seat. Standard spring seats allow the torque spring to twist against the clutch pulleys, causing inconsistent shifting and dead spots in acceleration. This NCY upgrade uses a ball bearing track so the spring rotates freely smoother back shifting, reduced friction, and snappier throttle response. Compatible with stock and aftermarket torque springs. Made in Taiwan by NCY. Design: