EXHAUST ALUM 4.1RCTMGBMB Workshop · Yamaha YZ400F 1999

· Yamaha YZ400F 1999

O Matter™ frame material provides durability and all-day comfort to keep up with life on-the-go

Maximum clarity at all angles of vision with patented XYZ Optics™

Microlock buckle

EXHAUST ALUM 4.1RCTMGBMB Workshop · Yamaha YZ400F 1999Factory 4. 1 RCT Exhaust System RCT (Resonance Chamber Technology) features a patented core shape that lowers decibels while maintaining maximum power output Internal ducts in the chambers of the RCT system increase internal volume for improved exhaust flow, resulting in power gains throughout the entire range of power FMF's Factory Forward Engineering centralizes mass and is less prone to crash damage Innovative rear end cap features simple