2D2978 Spider Universal Joint — SKU 2D2978

The 2D2978 Spider Universal Joint is a spare-part component used in Caterpillar equipment. The listed equipment applications include Caterpillar motor grader models and series identified as Autograder, 120, 120B, 12E, 12F, 140, 140B, 14E, and 16.

This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts). The part is identified in the product data as Spider A and as a spider universal joint for the specified Caterpillar equipment applications.

The product SKU is 2D2978. The same part is listed under the designation 2D-2978 in equipment-part references. Fitment should be confirmed against the machine model and the part number installed on the equipment before ordering.

Fitment

• Caterpillar Autograder equipment
• Caterpillar 120
• Caterpillar 120B
• Caterpillar 12E
• Caterpillar 12F
• Caterpillar 140
• Caterpillar 140B
• Caterpillar 14E
• Caterpillar 16

The fitment information identifies the part for the Caterpillar model and series designations listed above. The available data does not specify a particular production year, transmission configuration, or machine serial-number range, so these details are not included.

Cross-reference numbers

The listed cross-reference numbers are 2D2978, 2D-2978, and 6G0976. These numbers are provided as interchangeable catalog references for the spider universal joint. The available product data does not identify additional supplier numbers or a separate manufacturer designation.

Specifications

The stated dimensions are length 7.5 cm, width 4.3 cm, and depth 7.7 cm. The listed weight is 0.7 lb. No material specification, thread information, bearing details, seal information, installation position, or additional kit contents are provided in the available product data.