Browse Eaton-Spicer 15040SR370 Rear Differentials for sale on MyLittleSalesman.com. Compare prices, photos, and seller details across 9 listings. Eaton-Spicer 15040SR370 Rear Differential pricing ranges from $850 to $1,527 based on recent marketplace data. Filter by condition, price, or year to find the right Eaton-Spicer 15040SR370 Rear Differential.