New Genuine PAI Load Spring P/N 803841. (If you need more than what is listed please email us and we can adjust quantity and drop ship from the warehouse). Alternative and other Replacement Reference part numbers:  Mack 20390836, other OEM 1629553, 20390836, 334916, E8851, MVT4, S7281, V1629553, VT1. Description:  Load Spring.  We Have A Large Inventory Of Oem And Aftermarket Parts. For Additional Information Please 6082128155. Thanks and good luck!