The rear rack mounted Bosch PowerPack 500 battery is dimensionally the same size as and only slightly heavier than the PowerPack 400 but offers an extended range between recharges.
For Bosch powered eBikes equipped with the Active, Performance and Performance CX drive units of the BDU2XX, BDU3XX, BDU4XX generations.
Please make sure it is compatible to your bike as we do not offer returns on batteries.
***Not for the Smart System***
*******************Brand new and genuine.********************