Do you want a higher or lower gear ratio?

Do you want a higher or lower gear ratio?

Gear ratios can be boiled down to a single statement: Higher ratios (with a lower numerical value) give better torque/acceleration and lower ratios allow for higher top speeds and better fuel economy. Higher ratios mean the engine has to run faster to achieve a given speed.

What is the best gear ratio for pulling?

A 3.73 ratio is suitable for regular light towing. If you plan on towing a fifth-wheel trailer or anything heavier than 5,000 pounds, you should consider a 4.1 axle ratio. A 4.1 ratio allows a towing vehicle to start moving without as much throttle.

Are higher gears better for towing?

A numerically higher axle ratio provides a mechanical advantage to send more of the engine’s available torque to the rear tires (and front tires, in a four-wheel drive vehicle), but you pay the price at the fuel pump. So, a truck with optional 3.73 gears will tow a heavier trailer than one with 3.55 or 3.21.

Are front and rear gear ratios the same?

All diffs are the same. Any difference in final drive ratios front to rear will cause failure unless a centre diff is running the DIFFERENCE of speeds.

Does higher gear mean faster bike?

Just remember that larger gears at the rear mean easier pedalling but more torque, and larger gears at the front mean harder pedalling but more speed. Going from “easier” gears to “harder” gears is called “upshifting”, and the reverse is called “downshifting”.

What is the difference between high and low gear ratio?

A higher gear ratio is good when you need more acceleration to cruise your vehicle, whereas a lower gear ratio provides more torque to get the vehicle moving from a resting position.

Is a 3.21 gear ratio good for towing?

5) Speed range that 3.21 is better at towing: 31-38 MPH, 48-57 MPH. 6) Speed range that 3.92 is better at towing: 0-30 MPH, 39-47MPH, 58-70 MPH. 2) 3.21 has “an extra” overdrive gear: The 8th gear in 3.92 is the 7th gear in 3.21, thus effectively mean the 8th gear in the 3.21 is an extra gear to the 3.92.

Is a 3.31 axle ratio good for towing?

Normally, the 3.31 would get you better gas mileage, on highway. But, with the 3.55 you will get a bit more pulling power so less time at higher RPM to get your trailer moving and when going uphill. If most of your towing is flat highway, the 3.31 should do you fine.

What is the best gear ratio for towing and fuel economy?

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.

Do front and rear axle gears have to match?

When changing gears in a 4×4 vehicle, it’s very important to remember that you must change the gears in both axles at the same time. If your front axle only has 4.11 gears (37 ring gear teeth and 9 pinion teeth) but your rear axle has 4.09 gears (45 ring gear teeth and 11 pinion teeth) the ratios don’t match exactly.

Can you have two different gear ratios front and rear?

It all actuality you can run WHATEVER ratio you want front and rear…as long as you are willing to do the math and make the front and rear tires smaller and larger to compensate!

What happens when you raise the gear ratio in a car?

By raising your car’s gear ratio from 2.73 to 3.73, typically you reduce your engine’s fuel consumption since you increase your car’s normal operating rpm during driving, translating to lower fuel economy.

Where can I get a gear ratio calculator?

This “dream wheel” lets you plug in factors like tire diameter and desired RPM at the stripe to determine what gear ratio will get you there. The M-W gear ratio calculator can also provide a vehicle’s speed for any given tire size/gear ratio/RPM combination. You can purchase one (p/n CAL) online for $3.00.

Which is better a larger wheel or a smaller wheel?

Torque is the rotational force about the axle. There is more torque required to spin a larger wheel than a smaller wheel so it would be better to have a smaller wheel, but because of necessity of traction larger wheels are used. In order to overcome the additional torque to spin bigger (and higher mass wheels) appropriate gear ratios are used.

Why is it easier to go uphill on a lower gear?

This situation is much better when the radius of the wheel gear is smaller, since small angular rotation in the pedal gear, multiply and generate higher revolutions in the smaller one. Hence, you can make it go faster maintaining a normal pedal rotation for you.