Fri. Aug 19th, 2022

What size tires can I put on a Jeep Rubicon?

The JL Rubicon can fit 35-inch tires stock, but if you plan to take it off-road you'll likely want a 2-inch lift to keep the tires from rubbing. via

What gears should I run with 40 inch tires?

For those huge 40 inch tires, 4.56 gears would be much better than 4.10. Actually, if you want to keep the RPM vs speed the same as the factory setting with those 40 inch tires, you would need something like a 4.90 gear ratio. via

Can a built Dana 44 handle 40s?

For a daily driver or a non wheeling rig, 44 and 40's are fine. via

Are 40 inch tires too big?

Again, in many states, there are also legal issues with tires rubbing the body and chassis. Running 40-inch tires isn't easy, in fact, it's probably best for only hardcore off-road rigs and showboaters. It's not impossible to run that big of a tire, but there are many, many things you need to consider before doing it. via

How wide are 40 inch tires?

They range in overall diameter from 100.33 – 102.87 centimeters. via

Can you run 37s on a JL Rubicon? (video)

What is needed to run 37s on a JL Rubicon? (video)

What's the biggest size tire I can put on my Jeep without a lift?

On a 33" tire, that can range from slightly less than 10 inches to over 11 inches as a general rule. You might be able to get by with the 33" tire in terms of height, but the width will probably cause rubbing from inner fenders, suspension parts, or end links. Especially if your Wrangler is still stock height. via

Do bigger tires 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. via

What is the best gear ratio for off roading?

Under 50 Crawl Ratio - Most factory setups fall here. 50-60s Crawl Ratio – Backroads and light trail use. 80s Crawl Ratio – Intermediate trail use. 110-130s Crawl Ratio – Ideal for crawling, it allows taking obstacles at a slow, controlled speed without riding the brakes or applying constant throttle to avoid stalling. via

What gear ratio do I need for 35 inch tires?

Gear Ratio Chart

Gear Ratio
Tire Size 4.11
34″ 2640
35″ 2565
36″ 2493


Can you run 40 inch tires on a Dana 44? (video)

How big of a tire can a Dana 44 handle?

We often get asked how big a tire a Dana 44 can hold up to. That's not an easy question to answer. Several factors, such as terrain, vehicle weight, driving style, and engine output, come into play. However, as a very general rule, a 36-inch tire is about the limit for a Dana 44. via

How much weight can a Dana 44 handle?

The Dana 44 has a GAWR up to 3,500 lb (1,600 kg) and is a semi-floating type, having one bearing on the end of the axle shaft which carries the weight of the vehicle on the axle and also allows axle rotation. via

Who makes a 40 tire?

If you want to rig out your Jeep with 40 inch tires, you're in the right spot. We have an unbeatable selection of 40 inch off road tires from the most renowned tire brands out there, including BFGoodrich, Toyo, Nitto, Yokohama and more. via

What are the biggest car rims?

Michael Berenis, from the Tampa Sports Car Examiner: “The world record for biggest rims is a set of 50-inchers on a custom Oldsmobile Cutlass. Typically, 100-spoke or 50-spoke is used for average size rims from 13-inch up to 24-inch. via

Can Rubicon axles handle 37s?

Well-Known Member. 37's aren't going to hurt these axles under normal daily use . They are night and day stronger than the JK 44's. via

How much lift do I need for 37 inch tires?

37" Tires. To run these tires, you'll need a lift kit of 3.5" or more. via

Can you run 37s on stock JK axles?

Well-Known Member. IMO 37s are the upper limit of stock rubicon axles, but it depends on how you drive, and how heavy your jeep is. You could still be breaking and bending axles if you are loaded down, and/or using the skinny petal when wheeling. If you upgrade the shafts, add trusses & gussets then you could go bigger via

Can you fit 37s on a 2.5 lift?

Yes.. with flat flares and light trimming. via

What lift is on the JL Rubicon?

Vehicle Specific Design: Rubicon Express specifically tuned this suspension lift for use with four door Jeep Wrangler JLs. Upgrade: This 2.5” Lift will allow for up to 35” tires on Sahara and Sport model JL Wranglers, and up to 37” tires on Rubicons. via

Does a Rubicon come with a lift?

Rubicons, don't have a lift, their suspension is designed to be about 1-1.5” higher. via

What's the largest tire on a Jeep Wrangler stock?

On Stock Wheels

The largest tire you can fit without a chance of problems on road is a 33x10 tire (also called a “pizza cutter”). An example is the 255/80/17 BFG KM2. Because this tire is the same width as most stock JK tires, there is no issue on road, despite the larger diameter. You can run this size without issue. via

Can you put 35 tires on stock Rubicon wheels?

From the factory, Jeep states you can fit a 35-inch-tall tire on the JL Rubicon without a lift. In that same breath, the company also states that if you plan on actually using the Jeep off-road, you'll need a 2-inch lift. via

Will bigger tires hurt my transmission?

This includes the drivetrain, transmission, brake system, and all the associated parts within those systems. This can also affect your odometer and speedometer as larger tires will have a larger circumference, causing you to travel a little bit further per each complete tire rotation. via

Do bigger tires reduce gas mileage?

For example, larger tires decrease your fuel economy because they are heavier, while smaller tires increase fuel efficiency. Bigger tires also have a higher rolling resistance than smaller tires which means they require more resistance and effort to get them rolling. via

Do bigger tires give you more torque?

Smaller tires don't produce more torque. Torque doesn't change with tire size, it's the acceleration that increases with smaller tires due to shorter distance from the center of the rotation which results in increased force to produce the same torque and hence increased acceleration (F=ma). via

What is the crawl ratio of a Jeep Rubicon?

Straight from the factory, the Wrangler Rubicon is pretty impressive with its 84.2:1 crawl ratio, so upping this to 100:1 is kind of bonkers. via

What size gears for 37 inch tires?

Upgrading to 37-inch tires would calculate to about a 16 percent increase in tire diameter. Increasing the 4.10 axle ratio by 16 percent would dictate the need of a 4.75 axle ratio to match the 37-inch tires. via

Do gear ratios have to match?

As long as there's less than a 1% difference between the ratios, they're considered "close enough". 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. via

What is the best gear ratio for Jeep Wrangler?

In most applications, with normal driving habits, you'll usually want to back up the 35-inch tires with 4.88 gears. However, if you live in the mountains, frequent very hilly areas, or rarely run at top speed on the highway, you might be better off with 5.13:1 or even 5.38:1 ratio axle gears. via

How much does it cost to Regear a Jeep?

If you are looking to regear and can find an affordable shop, you could complete the whole project for around $1,500 or less. What is this? To break down the costs, you can expect a gear overhaul kit to cost anywhere from $600 to $1,200. via

Are 3.73 gears good for 35 tires?

You will be fine. Just gonna lose mpg and slow your truck down. I have run 35s with 3.73s and no issues at all. In fact, my recent Plat had a 4-inch lift, heavy 34.5 inch Nitto Trails, and 3.55 gears, and ran great! via

What is a Dana 44 rear end?

The Dana/Spicer Model 44 is an automotive axle used extensively among automobile manufacturers and in the automotive aftermarket. The Dana 44 is manufactured for both front and rear axle variants. The Dana 44 has been manufactured as a beam axle and independent suspension for both front and rear axle setups. via

Is Dana 44 better than 60?

Like we said above, the Dana 60 is the stronger axle. If you want to run big tires or big power you need a Dana 60 axle. At the same time, the Dana 44 is a great axle if you don't need giant tires or big power. Most people don't realize how heavy a Dana 60 is and how much unsprung weight affects handling. via

Do Jeep Wranglers come with Dana 44?

On the Rubicon Wrangler trim level, the Dana 44 will come factory installed. For those that like the bigger tires and wheels on their Jeep Wrangler, many flocks to the Dana 44. via

What is the strongest Dana 44?

Dynatrac ProRock 44 JK Axle - Building the World's Strongest Dana 44. via

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