Electrosport - Voltage Regulator Rectifier (ESR590) Options:HON (ESR590) If your 690 uses the

If your 690 uses the top triple clamp KTM part number 7650103403133 (as all 690s from 2011 to 2018 do)

Stroke: 51

99/04 Strada TRIUMPH Speed Triple T509 955 C

or swap between bikes

Electrosport - Voltage Regulator Rectifier (ESR590) Options:HON (ESR590) If your 690 uses theHigh quality and better than OEM regulator rectifier. We built these stators using the latest technology in regulator circuitry, and use a very efficient heat sink to get rid of the heat quickly and efficiently. Controls the output voltage very accurately resulting in a perfect charge rate for your battery across the RPM range. Thanks to the modern power circuits it runs much cooler than the OEM unit which drastically improves reliability compared to