Read more about gear and final drive ratios and how to calculate these figures using Excel in Sport Compact Car magazine.

In a more modern vein, Summit Racing has an online gear-ratio calculator . See All 4 Photos. Trending. All Articles Cars Videos. Share. You May Also Like. MotorTrend Recommended Stories. Load More ...

One way to do that calculation is simply to multiply the Gear Vendors' overdrive ratio of 0.78:1 by our gear ratio to create our effective ratio: 4.10 x 0.78 = 3.198. For ease, we'll round that ...

Ratio Zero - the world’s first operational gear-based CVT. But before I get into how it works, let’s talk about why that matters. As you probably know, CVT stands for continuously variable ...

How to calculate gear ratios for improved performance Calculating gear ratios requires an understanding of the relationship between two gears: the input gear and the output gear. By adjusting the gear ...

I'm wondering what kind of mathematical models there are for estimating engine performance.Say you want to model the performance of 1.2L tdi VW engine or a 1.3L fiat/gm engine in a car with a drag ...

But probably the biggest benefit is that you can look up your own First-gear ratio and calculate the crawl potential of your rig for rockclawing and low-speed trail use. 0:00 / 0:00.

In first gear, the gear ratio of 3.64-to-1 means that for one transmission revolution, the engine turns 3.64 times. From there it turns the differential, which has another gear called final drive.