I think they sold you parts for the front or rear pinion seal. What are the part numbers and I'm assuming from your username it goes on a '15 xmr 800?
'12 XMR 800, 6" catvos, 32" juggs, lte duals, PC3, sya snorks, 10" rigid light, qsc/stm, Mrrpm cams, kkw diff brace, tiger tail.
'14 Maverick XRS, CT Race Worx cage, front bumper, boxed arms,rock sliders, radius-tie rods, stretch kit, gusset kit, front sway bar, custom roof. Turner axles. Rage 3P/STM. Halo locker. Dash tablet. XMR snorkel. 5000# viper elite. 40" roof bar. 12" bumper bar. Reverse lights. Interior lights. 30" bighorns on HD beadlocks. Futv skids. Dfr 5 points. Halos. DnD hood. S3 steering quickener. MPI steering wheel. Wetsounds stealth 6. It's not done yet lol