The Spartan Locker, by USA Standard Gear, provides reliable traction at a low cost. The Spartan locker design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap!

• Fits GM 12 bolt car and truck with 30 spline axles
• Made from 9310 steel for added strength
• Replaces the spiders in a standard carrier case

1 year warranty against Manufacturer defects

• Fits GM 12 bolt car and truck with 30 spline axles
• Made from 9310 steel for added strength
• Replaces the spiders in a standard carrier case
• Mechanical locker delivers reliable 100 percent lockup

• AAP_UDA_4: 65
• Grade Type: Performance

• GM 8.875 inchRear
• w/ 12 Bolt Cover
• 30 Spline
• Spartan Locker
• Installs into standard open carrier case

1964-1970 Buick Wildcat (Rear)

• 1964-1972 Chevrolet Biscayne (Rear)
• 1963-1974 Chevrolet C10 Pickup (Rear)
• 1964-1968 Chevrolet Chevy II (Rear)
• 1967-1974 Chevrolet G10 Van (Rear)
• 1963-1974 Chevrolet K10 Pickup (Rear)
• 1964-1972 Chevrolet Chevelle (Rear)
• 1963-1966 Chevrolet Suburban (Rear)
• 1964-1972 Chevrolet Bel Air (Rear)
• 1969-1987 Chevrolet Blazer (Rear)
• 1975-1986 Chevrolet K5 Blazer (Rear)
• 1975-1986 Chevrolet C10 (Rear)
• 1967-1972 Chevrolet Camaro (Rear)
• 1966-1970 Chevrolet Caprice (Rear)
• 1965-1972 Chevrolet El Camino (Rear)
• 1975-1981 Chevrolet G10 (Rear)
• 1964-1972 Chevrolet Impala (Rear)
• 1975-1986 Chevrolet K10 (Rear)
• 1967-1986 Chevrolet K10 Suburban (Rear)
• 1970-1972 Chevrolet Monte Carlo (Rear)
• 1969-1972 Chevrolet Nova (Rear)
• 1987 Chevrolet R10 (Rear)
• 1987 Chevrolet V10 (Rear)
• 1987-1988 Chevrolet V10 Suburban (Rear)
• 1967-1974 GMC C15/C1500 Pickup (Rear)
• 1967-1974 GMC C15/C1500 Suburban (Rear)
• 1967-1974 GMC G15/G1500 Van (Rear)
• 1967-1974 GMC G25/G2500 Van (Rear)
• 1966-1974 GMC K15/K1500 Pickup (Rear)
• 1967-1974 GMC K15/K1500 Suburban (Rear)
• 1963-1966 GMC Suburban (Rear)
• 1979-1986 GMC C1500 (Rear)
• 1979-1986 GMC C1500 Suburban (Rear)
• 1979-1986 GMC K1500 (Rear)
• 1979-1986 GMC K1500 Suburban (Rear)
• 1987 GMC R1500 Suburban (Rear)
• 1987 GMC V1500 Suburban (Rear)
• 1975-1978 GMC C15 (Rear)
• 1975-1978 GMC C15 Suburban (Rear)
• 1975-1978 GMC G15 (Rear)
• 1964-1987 GMC G1500 (Rear)
• 1975-1978 GMC G25 (Rear)
• 1979-1981 GMC G2500 (Rear)
• 1975-1978 GMC K15 (Rear)
• 1975-1978 GMC K15 Suburban (Rear)
• 1987 GMC R1500 (Rear)
• 1987 GMC V1500 (Rear)
• 1970-1972 Pontiac GTO (Rear)
• 1969-1972 Pontiac Firebird (Rear)