This is the right front body rocker reinforcement for 2009-2010 Hummer H3 vehicles. This item mounts inside the door opening on the rocker panel in these vehicles. This part is a white plastic part. Replace your old, cracked, or broken part with this brand new factory original part from General Motors at a fraction of the dealer price.

New. Never Installed. OEM part. Bulk Overstock

GM Part # 25877444

Alternate GM part # 25937229

Item is number 10 in the GM diagram