This is a brake booster for GM vehicles. The exact year and model is unknown. Please make sure your part has a matching number to guarantee a correct fitment on your application. Replace your old part with this brand new factory original part from GM at a fraction of the dealer price.

New. Never Installed. OEM part. Bulk overstock

GM Part # 25854684 (number on the item)

TYPE- 20

STROKE- 2.5"

STYLE- Front Service Chamber

ROD LENGTH- 1.5"

DIAMETER- 6.5"

CLEVIS- No