The Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open differential to 100 percent lockup when you need it, giving you the ultimate in driver selectability.
Details:

• Fits Ford 9 inch with 35 spline axles
• Forged case and 8620 internals for added strength
• Works with a variety of air delivery systems
• Assembled in the USA
• 6 Year Warranty Against Manufacturer Defects
• Sold As A Kit

Technical Notes:

• 2.0 inch bearing journals use LM140911 - LM104949 Carrier Bearings

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 E-250 3/4 Ton (1975 - 1980)
• 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 Continental (1957 - 1979)
• Lincoln Mark III (1968 - 1971)
• Mercury Comet (1964 - 1977)
• Mercury Cougar (1967 - 1979)
• Mercury Grand Marquis (1975 - 1980)