VertexWinderosa - Forged Replica Piston Kit (23342B) Options:Piston Kit EVA ultra light bottom

EVA ultra light bottom

Bike-specific development for best fit

Since not every BMW driver is the same size and proportions

000 waterproof/breathability

VertexWinderosa - Forged Replica Piston Kit (23342B) Options:Piston Kit EVA ultra light bottomForged OE Replacement Piston Forged Replica pistons are forged OE replacements. Forged pistons are forged from 2618 aluminum for superior strength and durability. All piston skirts are coated with a high tech coating for faster break in time and increased piston life. All pistons are heat treated with a T 5 hardening and tempering cycle. Kits include piston, rings, wrist pin and circlips. Exact fit A, B, C or D pistons match your cylinder bore