Part No. 56-231.WO (oro2u.com)
2004 - 2005 Honda TRX 450ER, 2004 - 2005 Honda TRX 450R, Connecting Rod kit WOSSNER
Wossners forged high performance connecting rods provide the highest quality for maximum performance and reliability.
The connecting rods are made of the best material which is

CNC machined to remove all surface imperfections. The rods are then machined to final size and has then been shot- peened to achieve the ultimate in strength and durability. Made in Germany.
Cross reference numbers. HONDA: 13000-HP1-670 HONDA: 13000-HP1-671 HONDA: 13090-HP1-315