Bell has offered a Transitions Shield for their helmets for the past few seasons and they have proven to work well

Manufacturer's Part#: 03-424

2008 - 2011 Kawasaki ZZ-R 1400

WARNING: Vehicle equipped with dual oxygen (O2) sensors

ergonomic crossed hand side pockets and waterproof pocket for real-world practicality

KimpexHD - Voltage Regulator Rectifier (SF-020-001332) Supplier-Fasst Bell has offered a TransitionsDirect replacement to your original unit. Plug and play, direct fit, easy installation. No assembly required Higher grade of electric components. The quality exceeds the OEM equipment All products shipped are tested