Ultra Flush Series Toilet Repair Parts
by Gerber

Keep your Gerber Ultra Flush toilet running like new with repair and replacement parts from PlumbingSupply.com®. From new trip levers and quality replacement toilet seats to flush valves and gaskets, we've got what you need!
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Replacement Parts for Gerber Ultra Flush Toilets
Two-Piece Models
GUL20310, GUL20312, GUL20318 & GUL20325,
Tanks #GUF28380 & GUF28380LL

Parts diagram for Ultra Flush two-piece toilets with tank #GUF28380
Item # Part # Description Price & Quantity
4 99-287 Plastic Bolt Caps $1.97 Enter a quantity and
5 99-591 Tank To Bowl Gasket $12.09 Enter a quantity and
6 99-539 Tank To Bowl Assembly Kit $19.63 Enter a quantity and
7 99-661 Chrome Trip Lever $21.93 Enter a quantity and

Replacement Parts for Gerber Ultra Flush Toilets
Two-Piece Models
GUL20300, GUL20311 & GUL20317
Tanks #GUF28385

Parts diagram for Ultra Flush two-piece toilets with tank #GUF28385
Item # Part # Description Price & Quantity
4 99-287 Plastic Bolt Caps $1.97 Enter a quantity and
5 99-591 Tank To Bowl Gasket $12.09 Enter a quantity and
6 99-539 Tank To Bowl Assembly Kit $19.63 Enter a quantity and
7 99-661 Chrome Trip Lever $21.93 Enter a quantity and

Replacement Parts for Gerber Ultra Flush Toilets
Two-Piece Models #
G0020300, G0020302, G0020304, G0020310, G0020311,
G0020312, G0020314, G0020317, G0020318
G0020324, G0020325
Tanks #
G0028380, G0028384, G0028385, G002838097 & G0028380LL

Parts diagram for Ultra Flush two-piece toilets with tank #G0028380
Item # Part # Description Price & Quantity
4 99-287 Plastic Bolt Caps $1.97 Enter a quantity and
5 99-591 Tank To Bowl Gasket $12.09 Enter a quantity and
6 99-539 Tank To Bowl Assembly Kit $19.63 Enter a quantity and
7 99-571KT Left Hand Metal Toilet Tank Lever $22.65 Enter a quantity and
99-571-RHKT Right Hand Toilet Tank Lever $23.45 Enter a quantity and

Replacement Parts for Gerber Ultra Flush Toilets
Two-Piece Model #G0020370
Tank #G0028370

Parts diagram for Ultra Flush two-piece toilets with tank #G0028370
Item # Part # Description Price & Quantity
4 99-591 Tank To Bowl Gasket $12.09 Enter a quantity and
5 99-539 Tank To Bowl Assembly Kit $19.63 Enter a quantity and
6 99-571KT Left Hand Metal Trip Lever $22.65 Enter a quantity and

Related Items & Information

Frequently Asked Questions

Q. "How can I find the model number of my Gerber toilet?"
A. Look inside your tank. Always exercise caution when removing the tank lid, as it is fragile and can be easily broken if stepped on or dropped. Look inside the tank starting with the back wall - for non-pressure assist models, the model number will be painted just above the waterline (example below left). For pressure assist tanks, the number will be closer to the top of the tank (example below right). Please note that due to safety concerns with pressure assist toilets, we choose not to offer parts for these models.

How to find your Gerber toilet model number

Have questions about toilet parts or toilet repair?

Toilet Repair Information & FAQs

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