How do I find out what gear ratio my Ram 1500 has?

Start the truck and put it into neutral. Rotate the rear tire 2 times and count the number of times the drive shaft turns. Close to 4 times = 3.92. Close to 3 1/2 = 3.55 Close to 3 = 3.21.

Where can I find the axle gear ratio?

GM RPO Axle Codes. To find the axle gear ratio of any GM vehicle, locate the RPO sticker (typically located in the glove box) and write down any codes starting with F, G, or H. Then, find those codes in the table below.

How can I find out what axle ratio my Chevy Silverado has?

In this example (Figure 3), GT4 is the axle ratio code. Looking up the GT4 code via Google, or any GM reference literature, the code shows your truck has a 3.73 gear ratio. Figure 3. Option code list. By decoding the Vehicle Identification Number (VIN), you can also find out what axle ratio your truck has.

How many teeth does a 3.73 axle ratio have?

For a 3.73 ratio, there may be 41 teeth on the ring gear and 11 on the pinion for 3.72. The axle gears are a part of the differential, and are located behind the inspection cover on your axle. They run in gear lube, which is some nasty stuff.

What’s the axle ratio on a GM transaxle?

GM RPO Codes – Factory Identification Labels and Interpretation RPO Code Description Ratio G11 Transaxle Final Drive 2.56 G44 Axle Rear 3.07 G72 Axle Rear 2.14 G75 Axle Rear 3.62

GM RPO Axle Codes. To find the axle gear ratio of any GM vehicle, locate the RPO sticker (typically located in the glove box) and write down any codes starting with F, G, or H. Then, find those codes in the table below.

In this example (Figure 3), GT4 is the axle ratio code. Looking up the GT4 code via Google, or any GM reference literature, the code shows your truck has a 3.73 gear ratio. Figure 3. Option code list. By decoding the Vehicle Identification Number (VIN), you can also find out what axle ratio your truck has.

How can you tell the axle ratio of 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:

For a 3.73 ratio, there may be 41 teeth on the ring gear and 11 on the pinion for 3.72. The axle gears are a part of the differential, and are located behind the inspection cover on your axle. They run in gear lube, which is some nasty stuff.