Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Baja
Four Wheelers & ATVs

Model # WD400U Official Baja atv

Here are the diagrams and repair parts for Official Baja WD400U atv, 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.

Installation guide
Owner’s manual

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 738 parts  |
Middle Shaft WD400U-276
#8

Internal transmission diagram

Middle shaft

Part #WD400U-276

The manufacturer no longer makes this part, and there's no substitute part

Fuel Seal 42 WD400U-274
#6

Internal transmission diagram

Fuel seal 42

Part #WD400U-274

The manufacturer no longer makes this part, and there's no substitute part

Starting Mot WD400U-478
#2

Electrical diagram

Starting mot

Part #WD400U-478

The manufacturer no longer makes this part, and there's no substitute part

Flange Bolt WD400U-319
#9

Clutch diagram

Flange bolt

Part #WD400U-319

The manufacturer no longer makes this part, and there's no substitute part

Valve Core WD400U-748
#6

Rear axle diagram

Valve core

Part #WD400U-748

The manufacturer no longer makes this part, and there's no substitute part

Flangee Bolt WD400U-255
#22

Outer crankcase diagram

Flangee bolt

Part #WD400U-255

The manufacturer no longer makes this part, and there's no substitute part

Fuel Shield WD400U-140
#6

Valves diagram

Fuel shield

Part #WD400U-140

The manufacturer no longer makes this part, and there's no substitute part

Breather Pip WD400U-118
#19

Cylinder head diagram

Breather pip

Part #WD400U-118

The manufacturer no longer makes this part, and there's no substitute part

Oil Pump Cover WD400U-403
#4

Cooling system diagram

Oil pump cover

Part #WD400U-403

The manufacturer no longer makes this part, and there's no substitute part

Bolt, M6 X 1 WD400U-774
#32

Rear axle diagram

Bolt, m6 x 1

Part #WD400U-774

The manufacturer no longer makes this part, and there's no substitute part

Parts & More