Yamaha Motor Co., Ltd. 90387-173L2-00 Rear Wheel Collar

The Yamaha 90387-173L2-00 Rear Wheel Collar is a hardened-steel, OEM-spec spacer that precisely maintains spacing and alignment in Yamaha rear wheel hub and axle assemblies. Placed in the rear wheel hub between bearings and the axle, it prevents bearing preload issues and ensures reliable wheel alignment under rotational load. Commonly used in Yamaha BW200 motorcycles and similar models, the part supports wheel hub maintenance and OEM replacement during axle servicing in off-road, utility, and service environments where stable drivetrain alignment is critical. This is a Genuine Yamaha part, with common replacements including 90387-173H2-00, 90387-173M5-00, and 90387-25005-00.