How do you find the differential gear ratio on a manual transmission?

How do you find the differential gear ratio on a manual transmission?

The gear ratio is calculated by dividing the output speed by the input speed (i= Ws/ We) or by dividing the number of teeth of the driving gear by the number of teeth of the driven gear (i= Ze/ Zs).

How does tire size affect gear ratio?

When changing gears for taller tires, you are heading to a numerically higher gear ratio. The higher the gear ratio, the smaller the pinion gear. You do not want go too low in an effort to increase power to the wheels and/or relieve stress in the rest of the drivetrain.

What’s the gear ratio on a Ford Mustang?

The Ford Mustang rear end specifications have changed quite a bit since the beginning of the Fox Chassis in 1979. From the measly 2.26:1 gear found in some of the first years of the Fox Body Mustang to the 3.73:1 ratio found in some of the most current performance models, Ford has offered factory gear choices to fit almost every driving style!

What’s the RPM on a 2007 Mustang GT?

Fill out the info and click calculate! An example of this tool in action would be if you drove a 2007 Mustang GT with the 5-speed TR3650 Manual Transmission. Let’s say your Mustang came with 3.31 rear gears and it’s just not aggressive enough for you. If you have the stock 245/45-19 tires, you’ll be looking at 1,912 RPM on the highway at 70 mph.

Where do you find the gears on a Ford Mustang?

Especially with late model Mustangs, it can be difficult to figure out what gears your Mustang has since Ford has offered everything from 3.31s to 3.73s from the factory 2011 and up. Typically, the stock ratio is on the build sheet, or could be on a sticker on the door panel or glove compartment.

Do you need to change your rear gear ratio?

Your Mustang’s rear gear ratio is an important measurement that affects many other aspects of performance. Unfortunately, changing out your rear gear ratio isn’t as simple as swapping parts. All of the other parts that are dependent on rear gear ratio will also need to be reevaluated.

What’s the gear ratio on a 1979 Mustang?

Use this guide to have your Mustang gear ratio explained! If you own a 1979 to current Mustang, then it came equipped with one of the two Ford rear ends – Mustang 7.5” rear end or the Ford Mustang 8.8” rear end.

What’s the gear ratio on a 2011 Mustang GT?

Well, if you’re in your transmission’s 1:1 gear, such as 5th gear in a manual 2011 Mustang GT with 3.31 gears, it means that for every revolution of the rear wheels at 60 MPH, the driveshaft will rotate 3.31 times.

What happens when you change the gears on a Mustang?

A set of 4.10 gears will also result in a decrease of your top speed which is why they can also be referred to as shorter gears. Replacing a Mustang’s stock rear gears with a higher ratio will give you quicker acceleration, greatly improving your 60 foot times–depending on what ratio you choose

What should the axle ratio be on a Mustang?

Automatic Transmission. Again, no special laboratory results behind this one, just real world satisfaction. The gold standard for automatic Mustangs is an axle ratio of 4.10:1. This extra bit of gear makes up for the lower first gear of the transmission and the slip of the converter. This is for street and strip use.