What is axle Code H9?

The Ford F-150 axle code H9 indicates that the truck has a limited slip differential wit a 3.55 gear ratio. A limited slip differential has the ability to shift the amount of power to one tire or the other depending on the amount of traction and slippage that is occurring.

Is a 3.55 axle ratio good for towing?

It’s pure mechanics. BEST TOWING RATIO: In general, the best towing axle ratio for most of the post-2010 pickups is in 3.55 or 3.73. Those ratios provide very good acceleration with gas V-8s and diesels.

How do I know what differential my f150 has?

Locate the axle identification tag on the rear axle on the differential cover bolt in the 12 o’clock position. The number in the lower left-hand corner is the gear ratio, for example, “3.08.” If the number has an “L” in it, for example, “3L08,” it is a limited-slip axle.

What is Ford l9 axle?

The code l9 is associated with a 3.55 electronic locking differential on the 2018 Ford F-150. But why is Your diff lock so important The diff lock forces all wheels to spin at the same speed, regardless of traction. The code l9 is associated with a 3.55 Electronic locking differential on the ford f-150.

How do I find the axle ratio on my f250?

How to Find Out the Axle Ratio on a Ford Pickup

1. Open the front door on the driver’s side.
2. Locate the Truck Safety Compliance Certification Label on the door pillar near the door latch.
3. Locate the two-digit code in the box labeled “AXLE,” which is just below the bar code.

What is 3.55 ratio limited slip axle?

Basically a limited-slip differential is meant to provide traction to the opposite wheel if the other gets off the road and onto ice or some other slippery surface. With the higher ratio, the drive shaft must turn 3.55 times for one rear-wheel revolution. Obviously, the engine works less to turn the drive shaft less.

What Ford axle ratio is best for towing?

The most popular rear end ratio in trucks today is the 3:55, which sort of averages towing power and fuel economy. This is a good ratio for the occasional towing or hauling individual. For a person who tows more often, and heavier loads, the 3:73 or 4:10 may be more appropriate.

What’s the Axle code for a 1998 F-150?

My trucks a 1998 F-150 with the 5.4. Video Player is loading. This is a modal window. Beginning of dialog window. Escape will cancel and close the window. End of dialog window. Here is the link to the axle codes. Thanks, I actually found something similar to that chart when I later on searched on Google, but nothing with as much information.

Where do you find the Axle code on a Ford truck?

There’s no question, the easiest way to identify the axle and gear ratio in your truck is from the door sticker. If you open the drivers door and look at the door jamb, you’ll see a sticker like the one shown below: You’ll see that the area labeled (F) is for the Axle Code. Here are some examples of actually stickers:

What kind of SLIP does a H9 axle have?

I’ve been looking around and I’ve read that the H9 is the 3.55 ratio with the limited slip. Is this right? My trucks a 1998 F-150 with the 5.4.

What is the Axle code for a 2004 Ford Excursion?

2004 Ford Super Duty Axle Codes: 31 — 3.73 non-limited slip, F-250/Excursion 32 — 4.10 non-limited slip, F-250 41 — 3.73 non-limited slip, F-350