Profile: American Crane & Tractor is a supplier of heavy equipment parts and aftermarket components for Caterpillar® machines. We deal with bearings, brake discs & plates, bucket teeth & adapter, crankshafts, camshafts, engine parts and cylinder heads. We also rebuild components. The RW series rear backhoe buckets are engineered to handle clay, gravel, compacted soils and loose rock applications. These buckets contain additional wear material in the base edge and bottom wear strips.