All of our new parts are aftermarket replacements. Compatible with Allis Chalmers Tractor(s) WC, WD, WD45, WF. Replaces Allis Chalmers OEM nos 70216791, 70230506. Pressure Plate Type: Single Stage. All States Ag Parts Item No.This item is in the category "Business & Industrial\Heavy Equipment, Parts & Attachments\Heavy Equipment Parts & Accessories\Transmission, Drivetrain & Axles". The seller is "tractorpartsasap" and is located in this country: US. This item can be shipped to United States.