1986 Ford F Series Trucks Differential End Yoke F-250 - 4WD - Dana 60 - Pinion Yoke - 29 Spline - U-Bolt Style - w/ 1350 U-Joint - 1.188 in. Cap Diameter - 3.625 in. Span - Front Differential guaranteed to replace your current 1986 Ford F Series Trucks Differential End Yoke F-250 - 4WD - Dana 60 - Pinion Yoke - 29 Spline - U-Bolt Style - w/ 1350 U-Joint - 1.188 in. Cap Diameter - 3.625 in. Span - Front Differential. 1986 Ford F Series Trucks Differential End Yoke comes new OEM 1986 Ford F Series Trucks Differential End Yoke aftermarket new 1986 Ford F Series Trucks Differential End Yoke of remanufactured 1986 Ford F Series Trucks Differential End Yoke F-250 - 4WD - Dana 60 - Pinion Yoke - 29 Spline - U-Bolt Style - w/ 1350 U-Joint - 1.188 in. Cap Diameter - 3.625 in. Span - Front Differential.