Application: For Ford All 9" 28 Spline Axles OE/Part number: D3SZ4026A,542043,912A587 Specification: Condition: New Fitment Type: Direct Replacement Item Type: Clutch-Type Posi (Trac-Lok) Gear Ratio:All Ratios Color:Silver Placement on Vehicle: Rear Material:45#Steel&20CrMnTi Note:4 Pinion Design Package size(cm): 24.5*24*25.8 Package weight(kg): 9.4 Package Includes: 1x Differential (Showing as the picture) Feature: -Fully tested under extreme condition for heat resistance and long-life use. -Effective enhance traction and better vehicle control -Provides smooth and consistent operation.Helical cut gear driven posi traction for smooth operation. It effectively distributes power to the two wheels, achieving optimal traction on various road surfaces Note: *Note:4 Pinion Design *Even if your car is shown in the compatibility, pls also double check the fitment details and photos before ordering. *No Instruction Included, professional installation is highly recommended.NOTIECE: Authority ID:MXR02FXSY