Baja Wilderness Trail 400 (WD400-U) 400cc ATV Parts

This page lists replacement parts for the Baja Wilderness Trail 400 (WD400-U), a 400cc ATV. We carry the PD33J carburetor, ignition coils, CDI modules, a rectifier, starter relay, and power cut coil, starter motors and recoil pull starts, a Kevlar drive belt, oil filters, tires, key switches, throttle cables, and engine internals such as the left crankcase, needle bearing, and seals.

Tires on this page come in 25x8.00-12 and 25x10.00-12 sizes, in BearClaw K299 and Afterburn treads. Many electrical parts, including the ignition coil, rectifier, starter relay, throttle cable, and 2-connector CDI, are listed for VIN prefix LWG, so check your VIN before ordering. A 3-connector CDI is also available, so count the connectors on your old one. The gas cap also fits the Wilderness Trail 250. Can't find your part? Contact us with your model number and a photo of the old part, and our team will help track it down.