Generac
Generator

Model # GP5500-5939-4 Official Generac generator

Here are the diagrams and repair parts for Official Generac GP5500-5939-4 generator, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 182 parts  |

Sw Start-r 0J0251
#83

Main sub assy diagram

Sw start-r

Part #0J0251

In Stock
Generator Fuel Shut-off Valve 0J0974
#52

Main sub assy diagram

Generator fuel shut-off valve

Part #0J0974

$26.49
18% OFF Phone Price : $32.49
In Stock
Generator Engine Fuel Line Clamp 048031B
#12

Frame assy diagram

Generator engine fuel line clamp

Part #048031B

This item is not returnable
In Stock
Oil Seal 0J58620202
Oil seal

Part #0J58620202

In Stock
Lug 0J4534
#32

Frame assy diagram

Lug

Part #0J4534

In Stock
Screw 0J4968
#67

Main sub assy diagram

Screw

Part #0J4968

This item is not returnable
In Stock
Scroll Alt 0J6460
#18

Frame assy diagram

Scroll alt

Part #0J6460

In Stock
Lawn & Garden Equipment Nut 0J4029
#23

Frame assy diagram

Lawn & garden equipment nut

Part #0J4029

This item is not returnable
In Stock
Bearing 0J58620201
Bearing

Part #0J58620201

In Stock
Nut Valve 0J58620145
#15

Camshaft diagram

Nut valve

Part #0J58620145

This item is not returnable
In Stock

Repair guides for front-engine lawn tractors

How to replace a ground drive belt on a riding lawn mower

How to replace a ground drive belt on a riding lawn mower

Replace the ground drive belt if it's broken or too worn to spin the transaxle pulley.…

Repair difficulty
Time required
 45 minutes or less
How to replace a blade clutch cable on a riding lawn mower

How to replace a blade clutch cable on a riding lawn mower

If the blades don't spin on your riding mower when you shift the lever, the blade clutch cable could be broken. Here’s h…

Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower blade drive belt

How to replace a riding lawn mower blade drive belt

Replace the blade drive belt if it's broken or won't spin the cutting blades because of wear.…

Repair difficulty
Time required
 45 minutes or less

Articles and videos for front-engine lawn tractors

Should I get an electric riding mower?

Should I get an electric riding mower?

Get help deciding whether to make the switch to a battery-powered riding mower…

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…