Genuine Gerber 99-788 Flapper (Soft) 1.28GPF 3" Diameter. 

Alternate Number G0099788

• For Avalanche (All Model Years) Viper Brianne Allerton Logan Square Wicker Park 28-970/980& Peewee HE-20-601

New York Replacement Parts is a proud distributor of Gerber products. This 99-788 is a direct replacement manufactured by Gerber. Order this 99-788 today. Most orders usually ship the same day and we offer free shipping for orders over $99!