VertexWinderosa - Forged Replica Piston Kit (24389B) K-Type-D-Rings odd shaped rails and bars

odd shaped rails and bars and flat surfaces

With the Defensa

1981 - 1986 BMW R 100 RT

a trail tire that slings mud with the best of them

VertexWinderosa - Forged Replica Piston Kit (24389B) K-Type-D-Rings odd shaped rails and barsForged 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