Adjustments are made at the top with the spring preload

a 13% longer chain life

Design allows adequate clearance for brake lines and cables

2x dark chrome end caps

Lifetime performance guarantee

VertexWinderosa - Forged Replica Piston Kit (23961A) includes-scottsdamper Adjustments are made at theForged 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