Set of 2 main crankshaft bearings 15 x 38 x 11 compatible with STIHL BR430 BR450 BR500 BR550 BR600 BR700

Backpack blower compatible with STIHL BR430 BR450 BR500 BR550 BR600 BR700, BR350, BR430, BR450, BR450C, MS270, MS270C, MS271, MS271C, MS280, MS280C, MS291, MS291, MS271C, 291C, SR. 430, SR440, SR450.
15 x 38 x 11 - Bearing size: inner 15 mm, outer 38 mm, width 11 mm for direct fit on the specified models; The steel races and cage support a stable speed during extended use in leaf clearing and landscaping tasks. Engine Performance Repair: Designed for crankshaft support, these bearings reduce friction at high speeds, help minimize noise, and support power transfer in two-stroke blower engines used at home or on job sites. Yard Work Application: Suitable for seasonal overhauls, routine maintenance, and parts replacement when starting becomes rough or noisy; aids reliable operation for property care, gardening, and contractor services. 2-Piece Replacement Set: Confirm size and model before purchase; professional installation recommended; the pair covers both ends of the crank and is compatible with listed STIHL models to simplify servicing small engines.