Browse Eaton-Spicer RSP40R264 Rear Differentials for sale on MyLittleSalesman.com. Compare prices, photos, and seller details across 8 listings. Eaton-Spicer RSP40R264 Rear Differential pricing ranges from $593 to $790 based on recent marketplace data. Filter by condition, price, or year to find the right Eaton-Spicer RSP40R264 Rear Differential.