How to determine axle ratios for a Dodge Ram truck?

Just purchased a 2009 Big Horn 1500 and would like to know how to determine its’ axle ratios. Is there a build label somewhere on the truck? There should be a label on the rear axle with the ratio if not google (ram vin build sheet) and you can go from there.

How can I tell what rear end ratio I have?

The Axle Ratio is stamped on a Gear Ratio Tag on the axle cover. The stamped numbers on the left or right axle tube can also identify the axle. Chrysler Dodge differential gasket patterns can help you indentiy what rear end you have. 2000 – 2002 Front Axle Model Designation changes.

Where are the axles on a Dodge Ram 1500?

The commonest types of axles are front, rear, and stub. Worth mentioning that getting deeper into axles will help you understand how to find axle ratio Dodge Ram 1500. It locates at the vehicle’s front, assisting the steering in absorbing the road shocks. They are of two types; dead and live.

How does axle ratio relate to towing capacity?

Axle ratio refers to the gears in the truck’s differential, which is a mechanical device that links the rear axle to the driveshaft and then the engine, and axle ratio has a lot to do with towing capacity. The higher the axle ratio, the higher the towing capacity because the engine is able to turn the axle more revolutions with less power.

What is your rear axle ratio?

How to Calculate the Rear Axle Gear Ratio Slide a floor jack under the rear of the vehicle and raise it until the rear wheels are off the ground. Crawl under the vehicle and locate the drive shaft where it attaches to the front of the rear axle. Place a piece of masking tape on the edge of one of the rear tires.

What is difference in rear axle ratio?

A vehicle’s rear axle ratio is numerically expressed. A higher number denotes a lower ratio. For example, if the axle ratios were listed as 3.31:1 and 3.42:1 and 3.55:1 and 4.10:1, the lowest ratio of the four gears is 4.10:1. The lower the gear ratio, the more rpm required to maintain a given speed with equivalent tire sizes.

What rear end gear ratio?

Rear end gear ratios or final drive ratio refers to the number of revolutions the drive shaft turns compared to one full revolution of rear wheels. A 2.90 gear ratio means the drive shaft turns 2.9 times in one full turn of the rear wheels.

What is the axle to wheel ratio?

Pickups towing big 5th wheel trailers do well equipped with 4.10:1 axle ratios. The thinking behind the decision to stick with the base axle ratio, which is typically 3.08:1 or 3.42:1 , is the ratio comes standard, so that’s what the vehicle manufacturer feels is the best setup.

What does the VIN number on a Dodge Ram mean?

Dodge Ram VIN decoder. Every Dodge car has a unique identifier code called a VIN. This number contains vital information about the car, such as its manufacturer, year of production, the plant it was produced in, type of engine, model and more.

How to find out the gear ratio with the VIN number?

While it may be possible to derive information about an auto’s gearbox ratio from its VIN, that depends largely on the information the manufacturer includes in the vehicle descriptor section (VDS) of the VIN. Find the VIN of your vehicle.

How to find the VIN of a Dodge Ram?

R.L.K., 07hemi4x4bighorn, Motivology and 1 other person like this. Click the link below and go to “Equipment Listing” on the left. Search for the VIN and it will generate a PDF with the build info.

What should the ring and pinion ratio be on a Dodge truck?

One of the best upgrades we can recommend for anyone that has increased tire size, is that of a ring and pinion ratio upgrade. As previously stated, most of these trucks came factory with a 3.55 ratio, designed to have a proper run out with a stock size tire (roughly 31″ depending on model year).

What’s the difference between Dana and Spicer axles?

There are some styles of axles known as “spicer” axles, but the name is the same as a Dana. Its like Mickey-d’s vs MacDonalds. Same company, but one term is abbrivated. But the Dana company has HUNDREDS if not thousands of dffrent styles of axles out there.

What kind of axles does a Dodge 4×4 have?

Gas 3/4 tons came with both the 44 and the 60 with a 60 in the rear. CTD had 60 fronts and 70’s or 80’s in the rear. 1 tons came with both the 44 and 60 front and 60/70/80 rears. It all depends on how it was ordered. I have had two parts trucks for my RC. The 350 had a 44 non disco front and 60 rear and the 250 had 60’s F&R.

What kind of axles does a Dodge Ram have?

Specifically regarding the Ram lineup, these trucks featured a Dana 60 assembly up front and either a Dana 70 or Dana 80 out back. The 70’s were reserved for the automatic transmission, single rear wheel (SRW) applications, where the larger 80 was used in all duallies (DRW) or single rear wheel trucks with manual transmissions.

Is there such a thing as a 4.23 axle ratio?

Unfortunately, in this scenario there is no such thing as a 4.23 ratio, but the closest would be a 4.10 that is readily available. Or, you can also opt to go with a slightly lower ratio of 4.56 that would give you a higher RPM vs. speed compared to stock.

Who are the axle manufacturers for Dodge trucks?

Until the release of the 2003 Rams, Dodge had a long standing relationship with the acclaimed axle manufacturer, Dana, well known in the automotive industry for providing robust assemblies to support these heavy duty trucks, and numerous other applications.

How to determine axle ratios for a Dodge Ram truck?