WSM Top End Kit - .5mm - Yamaha 54-546-12 21 Racewear Hat GMS Full System standard no

GMS Full System standard no insert (runs better without) at Idle 93db GMS Full System with included sound insert at 4000 rpm 103db

Advanced foam 5mm padding on knuckle

3D mesh lining for high levels of breathability with anti-slip suede in the heel

The garment is designed with stretch gussets on the arm and sleeves to accommodate the jacket’s inflated volume without compromising seam strength or material integrity

Titanium silencer straps

WSM Top End Kit - .5mm - Yamaha 54-546-12 21 Racewear Hat GMS Full System standard noTop quality piston kit Includes pistons, rings, pins, clips, needle bearings, head and base gaskets and intake and exhaust gaskets and oil filter for 4 stroke models