Wear Parts and G. T from a Heavy Equipment parts dealer/distributor. 1 – Spline Hub. Connects the Hydraulic Motor Shaft to the Core assembly. The item “DD-257-R Spline Drive Hub Fits Broce Broom, BRDD-257R” is in sale since Tuesday, January 9, 2018. This item is in the category “Business & Industrial\Heavy Equipment, Parts & Attachments\Heavy Equipment Attachments\Buckets”. The seller is “diggersupply” and is located in Rocky Mountain Region. This item can be shipped to United States.