- Installation Video: How To Install ProBEAM Red or Amber Rear LED Turn Signals for Indian Motorcycles September 15, 2020 13:37 Updated How To Install ProBEAM Red or Amber Rear LED Turn Signals for Indian Motorcycles Related articles - Troubleshooting Video: 1156 Reverse Polarity - Installation Video: How To Install ProBEAM Amber/White LED Front Turn Signals for Indian Motorcycles - Troubleshooting: 1156 Turn Signals Tech Bulletin -Is a Load Equalizer Required?