Re-Designed and Improved BMW S1000 MOSFET Regulator Rectifier has a higher output capacity than the original part. Designed to stop overcharging and dissipate extra voltage quickly with 8% better Performance than the original part.

BMW apps:

2009-2016 BMW S1000R Regulator Rectifier

2013-2016 BMW S1000RR Regulator Rectifier

Replaces, but is not limited to, OEM number:

21066-0008, 1D7-81960-00-00

Shindengen FH001

* Because Gel/Lithium/ Anti-gravity batteries charge at lower rates then LEAD ACID batteries. Its not recommended to use this part with these types of batteries. Its best to use it with a standard Lead Acid battery. This part charges up to 14.7VDC