Product Details: Driveshaft universal joint 1480 series 1.375" cap diameter 4.188" snap ring distance SPL® Plus u-joints feature upgraded grease, seal, seal guard, and spacer material for premium performance in the most demanding environments. Non-greaseable Synthetic grease for extended service life Solid cold forged center cross Heat treated caps Thrust washers External snap ring Parts Included: (1) cross (4) caps (4) snap rings Spicer 3-7-89 Fits: Driveshafts that use 1480 series universal joints with external snap rings 2001 - 2010 GM Duramax 2500HD and 3500 pickup trucks Brand: Dana Spicer Part Number: Dana Spicer SPL55XP Warranty: 6 month warranty and case by case basis. Bearing Cap Diameter (1): 1.375 Bearing Cap Diameter (2): 1.375 Bearing Cap Type: Round Brand: SPL Catalog: K350-DSD Greaseable: N Material: Steel OEM Series: 1480/SPL55 Purchased Finished: N Seal Protector Part Number: 232872-2 Snap Ring (1): 4.188 Snap Ring (2): 4.188 Snap Ring Included: Y Snap Ring Type: External