Ford 9 Inch Third Member Assembly, Mini Spool, 31 Spline Ford 9 inch 31 Spline Mega Spool, Steel Full Spool Australian Auto Garage Sale Premium 9 Inch Ford Mini Spool, 31 Spline Ford 9 Inch Third Member Assembly, Mini Spool, 31 Spline Strange Pro Series Lightweight Steel Spool Fits Ford 9" with 31 Spline Ford 9 Inch 31 Spline Standard Steel Full Spool and Overhaul Kit. Mini spools are a low cost traction option for vehicles looking for full time lockup. Fits Ford 9 inch with 31 spline axles Installs into a standard open carrier case Provides 100 percent traction to both wheels at all times Not recommended for street driven vehicles 1 year warranty against Manufacturer defects Features and Benefits: Fits Ford 9 Inch with 31 spline axles Installs into a standard open carrier case Provides 100 percent traction to both wheels at all times Not recommended for street driven vehicles Details: AAP_UDA_4: 125 Fitment Notes: Ford 9 inch. 31 Spline Not For Street Vehicles Application Summary: 1969 1974 Ford E 200 Econoline (Rear) 1957 1970 Ford Fairlane (Rear) 1960 1970 Ford Falcon (Rear) 1959 1967 Ford Galaxie (Rear) 1968 1974 Ford Galaxie 500 (Rear) 1966 1986 Ford Bronco (Rear) 1965 1979 Ford LTD (Rear) 1969 1983 Ford E 100 Econoline (Rear) 1979 1988 Ford E 150 Econoline (Rear) 1975 1980 Ford E 250 Econoline (Rear) 1957 1983 Ford F 100 (Rear) 1975 1987 Ford F 150 (Rear) 1972 1976 Ford Gran Torino (Rear) 1975 1979 Ford Granada (Rear) (Drive: RWD) 1970 1977 Ford Maverick (Rear) 1965 1973 Ford Mustang (Rear) 1957 1979 Ford Ranchero (Rear) 1955 1979 Ford Thunderbird (Rear) 1968 1971 Lincoln Mark III (Rear) 1958 1979 Lincoln Continental (Rear) 1975 1980 Mercury Grand Marquis (Rear) (Drive: RWD) 1964 1977 Mercury Comet (Rear) 1967 1979 Mercury Cougar (Rear)