What does a 9 rear mean?
What does a 9 rear mean?
The Ford 9-inch rear end, so named because of its 9-inch ring gear diameter, was manufactured from 1957 to 1987 by the Ford Motor Company and installed in some intermediate and most full-size Ford, Lincoln, and Mercury passenger cars, F-Series ½-ton trucks, and Econoline vans.
What is a 9inch diff?
The simple thing to note about nine-inch diffs is that they have no bolts on the rear cover. The term ‘nine-inch’ refers to the outside diameter of the ring gear, and the head is held in from the front by 10 bolts.
What is a 9 rear axle?
The 9” Ford rear axle, so called because of a 9” ring gear diameter, is the choice of many circle track racers because of its strength, availability and ease of maintenance.
How do I know if I have a 9 inch diff?
Many enthusiasts will tell you to look for the two dimples in the rear cover to determine if the unit is a 9-inch, but this is not always true. Ford also had an 8-inch third-member rear end that had a dimpled cover. The best test of a 9-inch carrier is to try removing the two lower carrier case bolts.
Which is stronger Dana 60 or Ford 9?
We know from long experience that a fully built 9-inch Ford is better and stronger than a Dana 60.” —Mark Williams, Mark Williams Enterprises. With its 2.250-inch offset, the 9-inch Ford’s hypoid distance is greater than popular competitors, most of which are at 1.5 inches or even less.
What Ford 9 do I have?
What cars have Ford 9 inch?
Common applications
- 1957-1986 Ford F-100 & F-150.
- 1958-1960 Edsel (All series including Wagons)
- 1976-1980 Ford Granada.
- 1976-1979 Lincoln Versallies.
- 1957-1970 Ford Fairlane.
- 1957-1971 Ford Thunderbird.
- 1964 1/2-1973 Ford Mustang.
- 1966-1983 Ford Bronco.
How much HP can a stock Ford 9-inch handle?
“They’re good only to 400hp max,” says Tom at Tom’s Differentials. “Anything above that should use today’s beefed-up, redesigned, nodular-iron aftermarket cases. They’re good to 800 hp, if built properly.
What makes a Ford 9-inch so good?
The Ford 9-inch is desirable because it has a removable carrier, which allows quick rear end changes. Many racers carry an extra carrier assembly with a different rear end ratio so they can try different combinations on the same day while at the track.
How do I identify a Ford 9 inch rear axle?
Why is the Ford 9 so good?
How much horsepower can a 9 inch rear end handle?