The Yukon Grizzly Locker is the ultimate in mechanical locking differentials for street, off-road, and drag racing. Grizzly Lockers provide 100 percent power to both tires, while still allowing for disengagement while negotiating turns.
Details:

• Fits Ford 9 inch with 28 spline axles
• Patented internal design reduces common locker failures
• 8620 internals for added strength
• Assembled in the USA
• 8620 Alloy Carrier
• 1 Year Warranty Against Manufacturer Defects
• Sold As Each

Fits Vehicles:

• Ford Bronco (1966 - 1986)
• Ford E-100 1/2 Ton (1968 - 1983)
• Ford E-150 1/2 Ton (1979 - 1988)
• Ford E200 3/4 Ton (1968 - 1974)
• Ford F-100 1/2 Ton (1957 - 1983)
• Ford F-150 1/2 Ton (1968 - 1987)
• Ford Fairlane (1957 - 1971)
• Ford Falcon (1960 - 1970)
• Ford Galaxie (1959 - 1974)
• Ford Granada (1975 - 1979)
• Ford LTD (1965 - 1979)
• Ford Maverick (1970 - 1978)
• Ford Mustang (1965 - 1973)
• Ford Ranchero (1957 - 1979)
• Ford Thunderbird (1955 - 1979)
• Ford Torino/Gran Torino (1968 - 1976)
• Lincoln Mark III (1968 - 1971)
• Mercury Comet (1964 - 1977)
• Mercury Cougar (1967 - 1979)
• Mercury Grand Marquis (1975 - 1980)