Browse Meritor-Rockwell RS20145R321 Axles & Differentials for sale on MyLittleSalesman.com. Compare prices, photos, and seller details across 5 listings. Meritor-Rockwell RS20145R321 pricing ranges from $775 to $1,211 based on recent marketplace data. Filter by condition, price, or year to find the right Meritor-Rockwell RS20145R321.