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9966343-1-M-Kohler-5255903-S-Pump, Fuel Assembly (W/Threaded Fittings)
Part Location Diagram of 5255903-S Kohler Pump, Fuel Assembly (W/Threaded Fittings)
See part M-7 in the diagram
( Grid squares measure 1x1 inch )
9966343-1-S-Kohler-5255903-S-Pump, Fuel Assembly (W/Threaded Fittings) Part Location Diagram of 5255903-S Kohler Pump, Fuel Assembly (W/Threaded Fittings)

Pump, Fuel Assembly (W/Threaded Fittings) 5255903-S

Manufactured by:
Kohler
ERP Number:
ERP9966343
Part Number:
5255903-S
Original Equipment Manufacturer ?
$72.24
★★★★★
★★★★★
1 Review
In Stock
Delivers in 3-5 Business Days!

Easy 

30 - 60 mins 

(2 rated repairs) ?

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Troubleshooting Reviews Questions & Answers Repair Instructions Model Cross Reference

Troubleshooting

This part works with the following brands:
  • Kohler
  • Exmark
This part works with the following products:
  • Engine
  • Lawn Mower
Part# 5255903-S replaces these:
52 559 03-S,
★

Customer Part Reviews

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5.0
Average Rating (out of 5):
★★★★★
★★★★★
(1 Review)
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★★★★★
★★★★★
Easy repair
Pretty easy to do took about 25 min note get a piece of new fuel line also cause it will be bad
Jeffery - December 10, 2023
Verified Purchase

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Customer Repair Instructions

All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

Easy 

30 - 60 mins 

(2 rated repairs) ?
  • 1
Sort by:  
Sorry, we couldn't find any existing installation instruction that matched.

Fuel pump went bad on a tractor.

David from Utica, New York

3 of 3 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
30 - 60 mins
Tools:
Pliers, Screw drivers, Socket set
Parts Used:
5255903-S
Had to remove the engine shroud to get to the fuel pump, but other than that it was pretty straight forward.
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Fuel pump quit working on Kohler engine. Repair was a success.

Charlie from MORRISTOWN, Tennessee

2 of 2 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Pliers, Screw drivers, Socket set
Parts Used:
5255903-S
Removed top of engine cover, removed fuel line, removed old fuel pump, replaced with new one, replaced all components. Started engine, new fuel pump works fine.
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  • 1

Model Cross Reference

This part works with the following models:
ERP Number: ERP9966343
Manufacturer Part Number: 5255903-S
Brand Model Number Description
Exmark EX-18KO Lawn Mower - Exmark Lawn Mower Model EX-18KO/SERIAL: 70000-79999 (EX18KO/SERIAL:7000079999, EX 18KO/SERIAL: 70000 79999) Parts
Exmark EX-20KO Lawn Mower - Exmark Lawn Mower Model EX-20KO/SERIAL: 70000-79999 (EX20KO/SERIAL:7000079999, EX 20KO/SERIAL: 70000 79999) Parts
Exmark EXS-18KO Lawn Mower - Exmark Lawn Mower Model EXS-18KO/SERIAL: 70000-79999 (EXS18KO/SERIAL:7000079999, EXS 18KO/SERIAL: 70000 79999) Parts
Exmark EXS-20KO Lawn Mower - Exmark Lawn Mower Model EXS-20KO/SERIAL: 70000-79999 (EXS20KO/SERIAL:7000079999, EXS 20KO/SERIAL: 70000 79999) Parts
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Pump, Fuel Assembly (W/Threaded Fittings)
$ 72.24
In Stock
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Stock Status
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