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.

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  |

Sensor Oil C WD400U-101
#26

Cooling system diagram

Sensor oil c

Part #WD400U-101

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

Bearing 6004 WD400U-271
#3

Internal transmission diagram

Bearing 6004

Part #WD400U-271

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

Pin 3.2 25 C WD400U-655
#7

Rear suspension diagram

Pin 3.2 25 c

Part #WD400U-655

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

Bolt, M8 X 1.25 WD400U-899
#4

Brake caliper diagram

Bolt, m8 x 1.25

Part #WD400U-899

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

Suspension C WD400U-258
#25

Outer crankcase diagram

Suspension c

Part #WD400U-258

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

Stud Bolt M8 WD400U-105
#6

Cylinder head diagram

Stud bolt m8

Part #WD400U-105

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

O-ring Seal WD400U-780
#38

Rear axle diagram

O-ring seal

Part #WD400U-780

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

Nut M14-1.5x WD400U-218
#12

Crankcase diagram

Nut m14-1.5x

Part #WD400U-218

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

Clamp Inlet WD400U-134
#35

Cylinder head diagram

Clamp inlet

Part #WD400U-134

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

Fuel Tank Co WD400U-852
#1

Fuel tank diagram

Fuel tank co

Part #WD400U-852

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