Specification Brand : Oregon BulletPoint1 : Contents of repair kit: 4 x bearings for two front wheels; 4 x bearings for two front axles; 2 x bearings for spindle shaft; 4 x stainless steel lock washers BulletPoint2 : Common faults: strange noise when the wheels of the robot turn; loose and wobbly wheels; dirt and rust on the bearings; wheels suddenly stop turning; banging, scratching, rumbling, or other strange noises then it runs BulletPoint3 : The service life of bearings greatly depends on various conditions; to avoid premature failure and achieve an optimized performance of your robot we recommend an annual inspection of all ball bearings BulletPoint4 : Damaged or defective bearings very often cause damage to other components of your robot; this dramatically shortens your robot's battery life BulletPoint5 : This item is not OEM: it's a high-quality aftermarket set of parts ExternallyAssignedProductIdentifier : 5060810133478 ExternallyAssignedProductIdentifier1 : 889021074579 ExternallyAssignedProductIdentifier2 : 0889021074579 GpsrSafetyAttestation : 1 IncludedComponents : 4 x bearings for two front wheels ItemDisplayWeight : 1 pounds ItemName : Oregon Drive Sprocket Needle Bearing (10x13x23) ItemPackageDimensions_Height : 1 inches ItemPackageDimensions_Length : 1 inches ItemPackageDimensions_Width : 1 inches ItemPackageQuantity : 1 ItemTypeKeyword : lawn-mower-bearings Manufacturer : Oregon Material : Alloy Steel ModelNumber : 37517 NumberOfItems : 4 PartNumber : 37517 ProductDescription : Needle cage drive sprocket bearing for your chainsaw clutch system. We recommend replacing your drive sprocket bearing when changing your rim and drum or spur sprocket system. Bearing measurements are 10mm x 13mm x 23mm. This sprocket bearing fits a crankshaft diameter of .3937 (10mm). ProductSiteLaunchDate : 2003-10-17T04:00:00-00:00 ShipsGlobally : 1 Size : For model: [2009-2014] 210C 220AC 230ACX 260ACX SpecificationMet : ABEC 1 SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable UnitCount : 1 UnspscCode : 26111500