How can I tell what rear axle I have in my F150?
How do I identify my Ford rear differential? (video)
Does a 2003 Ford F150 have a limited slip differential?
We are proud to offer this remanufactured 8.8-inch Rear Differential for the 1999-2003 Ford F-150 Pickup Trucks with Limited Slip and 14mm wheel studs. Compatible with either two-wheel or four-wheel drive trucks. This rear diff is configured with a 3.55 or a 3.73 gear ratio, depending on your F-150 stock configuration. via
How long does it take to fix a rear differential?
A complete rear differential replacement includes replacing the housing, gears, bearings, and seals. The average time it takes a certified mechanic to perform a differential rebuild at a shop is usually three to five hours. A rebuild on a commercial vehicle by someone without prior experience could take much longer. via
How do I know if I have an 8.8 or 9.75 rear end?
While the Super 8.8's cover has a bulge for the ring gear, it's not anywhere near as pronounced as the 9.75's. Once you know what to look for, it's pretty simple to tell the two rear ends apart. You'll just have to throw on your reading glasses and take a look under your truck to figure out the difference. via
What rear diff do I have?
Stamped Number on the Axle
To figure out exactly what axle you have, you can look for the Dana stamped bill of materials number. This stamped number can usually be found on the righthand side or on the longer axletube on the same side of the tube as the differential cover, facing the rear of the truck. via
What type of differential do I have?
The easiest way to tell if you have an open differential is to jack up the car and spin one of the rear tires. If the other wheel spins in the opposite direction, you have an open differential. If it spins in the same direction, you have a limited slip differential, or LSD. via
What vehicles have a Ford 8.8 rear end?
How do you tell the difference between a Ford 8.8 and 9? (video)
How much does a diff rebuild cost?
Most differential repairs will cost between $200 and $400 to repair. Of course, this depends on the severity of the defect and what parts need to be replaced. For a rebuilt differential, you might need to spend between $400 and $1,000. On the other hand, replacing a differential costs $1,000 to $2,000 on average. via
What happens if rear differential goes out while driving?
Without it, you'd be dragging your outside wheel along the pavement whenever you turn. Typically, when the gears wear out — or the bearings fail — the differential will start to howl. You'll hear something that sounds like a deep whistling sound that goes up and down in pitch as you go faster and slower. via
How much does it cost to replace the rear differential?
If new gears are needed the price can be at least $1,500. Going to the worst-case scenario, if the differential is beyond repair, you'll need the component to be replaced altogether. You can expect a rear differential replacement to cost up to $4,000. via
How do I identify a Ford 8.8 axle?
A Ford identifying tag is attached to one of the rear cover bolts. The four-letter code on the top right of the tag will be a dead giveaway as to whether you have found an 8.8-inch axle. The first three digits of these codes are listed with the original applications mentioned on the chart. via
How do I know if my Ford 8.8 is a limited slip? (video)
How do I know if my f150 has locking differential? (video)
How do I know if I have a Ford 9 inch diff? (video)
What size differential do I have? (video)
How do I know what gear ratio My rear end is?
Turn the wheel TWO revolutions and count the number of driveshaft turns. The number of driveshaft rotations will help you determine your rear axle ratio. For example, if it turned 3 and a half times, it's a 3.50:1 ratio. If it turned 4 and a quarter times, it's a 4.25:1 ratio. via
How do I identify a 14 bolt rear end? (video)
Are Ford 8.8 rear ends strong?
Ford 8.8 Strength ComparisonThe truth is that the Ford 8.8 is virtually a clone of the Chevy 12-bolt and therefore almost as strong. Most rear axles are described by their ring-gear diameters, with larger being better. via
Are all Ford 8.8 the same?
There are 24 different Fords that offered the 8.8 rear axle. The weakest points of the 8.8 are the 28-spline axles (1.18 inches in diameter). The 31-spline axles (1.29 inches in diameter) are more desirable but far less common. via
Is Ford 8.8 limited slip?
Ford 8.8" 10 Bolt, 28 spline, 1979-Current. Limited-Slip-to-Locked, Select-able Locking Differential. Limited-Slip-to-Locked, Select-able Locking Differential. via
Why is the 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. via
Are Ford 8 and 9 axles the same?
The 8-inch uses axles with 28 splines, which is the same as the standard-duty 9-inch, so it has a fair amount of strength. via
What vehicles have Ford 9-inch rear end?
What causes rear differential damage?
The leading cause of a differential failing is due to using the wrong lubricant type and specialty lubricants. Water can also be a culprit to a differential failing as it can enter through the vent or seals. This often happens when driving in high water. via
When should I replace rear differential?
Can you drive with a cracked differential?
You can still drive your vehicle with a bad rear differential, but it can cause severe damage. The problem may increase to the point of stopping you in the middle of nowhere. And, if you are asking about driving with a total broken differential, no, don't do it unless you want to damage the entire drivetrain system. via
Can rear differential cause transmission problems?
When the differential doesn't perform well, it creates metal-on-metal friction that wears down surfaces. The resulting heat weakens gears and can cause component failure and transmission problems. A bad differential makes the car harder to control turning corners, and that can be dangerous. via
How long does it take to replace a differential?
On average, replacing a front differential is about a 3 hour job plus the cost of parts of course. More advanced types of differentials will also affect price. via
What does a noisy diff sound like?
Hearing an increase in the level of humming noises or gear grinding is a way of knowing almost for sure that you have a worn out differential. Usually the humming gets louder under acceleration. When this occurs it's best to check the condition of your differential and replace if it's in a rough condition. via
How much does it cost to rebuild a rear end on a truck?
The rebuild cost of a rear-end from a mechanic can be as low as $200 and as high as $1,100. If your rear-end is beyond repair and needs to be replaced entirely, expect to pay an average of $1,450. via
What is the difference between 7.5 and 8.8 Ford rear end?
The top and bottom of the 7.5-inch gasket are straight with rounded sides. The 8.8-inch gasket has flat sides, top and bottom, with rounded corners. via
Does my f150 have limited slip differential?
Ford discontinued LSD a while back and replaced it with an electronic locker. Base models are always going to have open differentials (no LSD or locker). Some option packages include the e-locker. In 2016 at least, it was available with the FX4 package or the MAX tow package. via