Moose Racing Starter Motor Yamaha Big Bear / Wolverine 4x4 Moose Racing starters offer a cost-effective and direct bolt-on solution with outstanding cranking power, providing an ideal alternative to pricier OEM starter options. These starters feature high-end bearings and a proficient sealing system, specifically designed to prolong the starter's lifespan, surpassing the original factory equipment. Fitment: Fits 4x4 models of 2000-2006 Yamaha Big Bear 400 only For 4x2 Big Bear 400 models, use Moose Part Number M-61-409 Features: Direct bolt-on replacement starter motor Constructed with long life ball bearings Sealed needle and ball bearings reduces moisture entering windings via armature shaft Exceeds OEM starter service life expectancies Value-packed alternative to OE replacement options Replacement Part for OEM Number(s): 4Kb818000000, 4Kb818900000, 5Fu818000000 Note : Image for reference only. Starter shape and finish may vary.