Feature●Includes (1) 9 Inch Ford Viton Pinion Seal, (1) Pinion Nut for 9 Inch Ford, (1) 9 Inch Ford Pinion Crush Sleeve●Premium steel construction for consistent performance and reliability●Viton 9 Inch Ford rear axle pinion seals are good to over 400° F while stock rubber seal starts to deteriorate at about 250° F●Versatile design for an easy installation●Collapsible spacer installs on the pinion and preloads the pinion bearingsDescription