Shop used Meritor-Rockwell RPL20-145 Front Differentials on MyLittleSalesman.com . Compare active listings with prices from $1,500 to $1,750. Sellers include Camions Lussier-Lussicam and Rocky Mountain Truck Parts. Filter by condition, price, or year to find the Meritor-Rockwell RPL20-145 Front Differential that fits your job.