The Meritor capscrew S21022A2 is a genuine Meritor differential hardware component sold by Pro Gear and Transmission. Capscrews are critical fasteners in differential assemblies, securing covers, bearing caps, and housing components to manufacturer torque specifications. This part carries Meritor part number S21022A2 and UPC 680502234228. If you are sourcing hardware for a Meritor or Rockwell differential rebuild or repair, call us to confirm this is the correct capscrew for your specific axle model and application before ordering.FeaturesGenuine Meritor part number S21022A2Differential assembly hardware componentUPC: 680502234228Sold by Pro Gear and TransmissionCall us to verify fitment for your specific Meritor or Rockwell axle modelUsed in this Meritor modelMX-140/MX-160 Front Drive Steer Axle