Replacement Stock Inside Motors for the Tongsheng TSDZ2
36v model to replace motors in 36v, 48v O/D, and 52v O/D systems
36v models start with the numbers '07' as seen in the photo
48v/52v model to replace motors in 48v and 52v systems
48v/52v models start with the numbers '09' as seen in the photo
Both models weigh approximately 28 to 28.5 oz
Tip: If you have a 48v or 52v stock system, you can replace the stock inside motor with a 36v motor for increased power towards the top end of RPM/cadence support, but it will run a little hotter.
