What Axle Ratio Is Best for Towing

Many new trucks that have an axle ratio of 331 can also be good towers if equipped with 8- to 10-speed automatic transmissions with lower first and second gears. More low-speed torque at the wheels is a welcome help when the fishing boat is heavy the ramp steep or there.

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Those ratios provide very good acceleration with gas V-8s and diesels.

. Same Day In Store Pickup Installation. With a higher axle ratio trucks can carry heavy loads better than a lower ratio of the axle. Rear Axle Gear Ratios - Best for Towing It largely depends on the truck and the load you plan to pull with it.

If youre talking a new diesel with a 6 speed transmission then a 355 or 373 gear truck may be fine but a gasser with an 8 speed may. On the other hand a 373 or perhaps a 410 will tow much more while fuel economy greatly drops. RRpowerstroke Registered Joined Dec 26 2015 552 Posts 4 Sep 22 2020 With our 19 450 we average 145 mpgs empty and 8-10 mpg with our 5er.

With the 50 overall driveability will be a little better it will help with performance towing and the 10AT will help maintain good overall FE. Vehicle speed actually plays a bigger role in fuel economy than engine rpm. As such the highest axle ratio trucks have.

Selecting an axle ratio really depends on how you plan to use the vehicle. You can see how the towing rating increases as the rear axle ratio gets deeper numerically high. Not to mention in 355 vs 373 towing is the main factor for which 355 is preferred.

Travel trailer weight is 6500 lbs which I know will be no problem for either axle ratio. In general the best towing axle ratio for most of the post-2010 pickups is in 355 or 373. As a result increased engine spinning improves pulling power while towing a heavy load.

Fuel Economy and Gas Mileage. The term refers to the gears in the trucks differential which is a mechanical device that. In general the best towing axle ratio for most of the post-2010 pickups is in 355 or 373.

If your truck is going to be used for towing and hauling loads you want a 3901 4101 or 4301 type axle ratio. For a person who tows more often and heavier loads the 373 or 410 may be more appropriate. Since you are custom ordering consider the 373.

Unbeatable 90 Day Price Match Guarantee. I want to be able to upgrade to say a 10000 lb travel trailer in the future. A F-250 can have 331 gears a F-350 will usually have 373 Duallys 410s F-450s up to 430.

This puts the power at the wheels but will sacrifice some fuel economy in doing it. Ad Search from over 10 Million Auto Parts. The most popular rear end ratio in trucks today is the 355 which sort of averages towing power and fuel economy.

As truck manufacturers produce transmissions using more gears the axle ratios will also change. For instance a 331 gets better fuel economy than a 373. Increasing the axle ratio to 3551 pushes the towing capacity to 9930.

This is a good ratio for the occasional towing or hauling individual. The most popular rear-end ratio in trucks today is the 355 which sort of averages towing power and fuel economy. For instance the 3421 ratio included on many Canyon V-6 and Sierra 1500 models offers a good all-around blend.

However if quick acceleration and heavy-duty towing ability are things youre looking for the 373 is your ideal choice. Is 373 gears good for towing. If you plan on towing a fifth-wheel trailer or anything heavier than 5000 pounds you should consider a 41 axle ratio.

As for towing the 355 is plenty for your small trailer. A 373 ratio is suitable for regular light towing. Consequently What is a 355 locking rear axle.

If on the other hand you need a truck that can tow a 7000 pound trailer a couple weeks out of the. A 41 ratio allows a towing vehicle to start moving without as much throttle. If you are going to 25K later you might want the 410.

However with a truck more gear multiplication is usually a plus in case your towingdriving needs change and for resale. What axle ratio is best for towing. AXLE RATIO FACTS ON FIGURES.

Ad Save Big On Thousands of Parts Accessories. BEST TOWING RATIO. The difference in towing mpg between the 342 and 373 gears at highway cruise speed under the same conditions should be less than 1 mpg because of the slightly higher rpm running 373s.

For example a transmission with more gears might allow a truckmaker to offer a taller rear axle. Now there is a lot more that goes into towing capacity then just gears but typically the heavier the load the deeper gears you want. Having a higher numerical axle ratio will ensure you have more power but it will cause a reduction in your top speed.

Two common base axle ratios for trucks are 308 and 342. Higher RPMs directly impact the number of axel rotations it takes to turn a wheel 360 degrees. Save Up To 80 Off Retail Prices Buy Discount Auto Parts Parts Here.

355 Is 342 or 373 better. Truck makers are able to rate the trucks at a. This range provides good acceleration for V8 gas and diesel engines.

Having a 410 rear axle ratio means the drive-shaft spins 41 times per one revolution of the axle shaft that is going to the wheel. Why does increasing axle ratio boost maximum towing capacity. The majority of my miles will be unloaded but I do weekend camping 6-8 times per year with a travel trailer.

Much has changed over the past 5 years or so with axle ratios. For pickup trucks released after 2010 the best axle ratio for towing falls somewhere between 355 and 373. The standard axle ratio found in a GMC truck or SUV has been carefully selected according to the vehicles specific body style and engine in order to provide the best all-around mix of performance towing strength and efficiency.

A lower numerically higher gear ratio such as 3551 to 4101 provides more low-speed wheel torque which means it takes less throttle to get the vehicle and the load its carrying or towing moving. Those ratios provide very good acceleration with gas V-8s and diesels. Axle ratio choices are 355 and 430.

Just remember that you will burn more fuel due to the higher RPMs. Also 355 is the minimum ideal axle ratio for towing loads which is the opinion of many in this field. Ad Northern Tool - Compare Products Search for Deals Online.

What rear axle ratio is best for fuel economy. Although the 342 axle ratio does a good enough job many a time it just is not as heavy-duty as the 373.

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