When should I use diff lock on my truck?

First, a diff lock should not be engaged for on road driving, unless weather conditions such as snow or ice mean that extra traction is required. Use your locking differential when you want to go off road, for driving on difficult terrain, such as dirt, gravel, mud or snow.
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How fast can I drive with diff lock on?

How fast can you drive when the differential lock is engaged on the vehicle? When using the differential lock, your speed should not exceed 25 mph.
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What happens when you drive with diff lock on?

When your differential is locked, your vehicle will want to drive in a straight line, making corners difficult. Listen to your vehicle and do not put undue stress on it, otherwise you could cause serious damage to the axles.
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Is a diff lock necessary?

For most off-roading situations, the diff-lock is not necessary.
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Should I use diff lock in sand?

An engaged rear differential lock will ensure there's no loss of forward momentum… However, in soft sand they can cause your 4WD to dig into the sand and become bogged; at the same time in very deep, soft sand they can help you to keep the power poured on and grunt your way out.
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diff lockers, how and when to use



Does locking rear differential help in snow?

Locking your differential can help maintain power to each wheel evenly, allowing the tire with traction to keep moving you forward. When you are driving on a road that is covered by snow regardless of the depth or if the road is icy and slippery, limiting the slip is always the best option for you and your vehicle.
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Can you lock your diff while moving?

Never lock while you have a drive wheel breaking traction. You should be stopped or at a very low speed (15 mph or less) when you throw the switch. Max safe road speed is about 40 mph with the lock engaged. You can unlock them while moving.
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Is traction control better than diff lock?

Ultimately a diff lock vs traction control is a personal decision. If you really need the extra traction you can't go past a diff lock (or two). Traction control is certainly a lot better than completely open differentials!
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Is locking rear differential necessary?

In off-road-focused vehicles, a locking differential is certainly preferred. On the Racetrack: Most commercial drivers don't use their vehicles for drag racing or track tests, but those with locking differentials tend to accelerate faster than models with open differentials, at least on straightaways.
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What do lockers do on a 4x4?

Automatic lockers are those that lock and unlock in response to changing conditions. They default to a 50/50 torque split but are designed to unlock through corners, permitting the tires to go around a corner without scuffing, and then lock again when a torque differential occurs between wheels.
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Does a limited slip differential help in the snow?

The limited-slip differential was conceived to improve motor vehicle mobility in situations where the traction conditions are not the same for both driving wheels. More driving force is directed to the wheel having the better traction to improve the ability of the vehicle to pull out of mud or snow.
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Is traction control good for off-road?

In situations that involve sand, mud or river crossings, you would consider switching traction control off to allow continuous momentum. But, for the majority of your off-road driving, traction control takes care of all the hard work.
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Is it better to have front or rear lockers?

A vehicle will steer better with only the rear axle locked than it would with only the front axle locked. The advantages of the bonus traction most often far outweigh the disadvantages of understeer, but generally you will usually find no noticeable understeer as a result of only having a rear Air Locker engaged.
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Which diff lock is best?

For vehicles with open differentials, a rear locker is by far the more popular choice, as it's more suitable to a diverse range of off-roading situations. “If the vehicle only has open differentials we typically recommend a rear, which will be more effective when off-road hill climbing,” said Sebastian Civitarese.
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Do lockers help in mud?

Lockers will definitely help in mud. However, front being locked will make it hard to steer left and right and sometimes you have to saw the wheel to get unstuck. So, use as necessary. In my years of experience, the #1 piece of equipment you need to plow through mud is a big fat set of mud tires.
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Should I turn off traction control on sand?

It's important to keep traction control on 99% of the time when you're driving. However, there are some cases where the safety feature could do more harm than good. For example, it's better to keep it off if you get stuck in the mud, sand, or even snow.
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Can you lock and unlock your differential?

Selectable lockers allow the driver to lock and unlock the differential at will from the driver's seat. This can be accomplished in many ways. Compressed air (pneumatics). Cable-operated mechanism as is employed on the "Ox Locker".
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What is the purpose of a rear differential?

What Does a Rear Differential Do? A driveshaft connects the rear differential mechanism to the transmission or transfer case, transferring the engine's power to the rear wheels. The rear differential's role is simple: change the power's direction from longitudinal (along the car) and direct it to the wheels.
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What does the differential do?

The differential is a system that allows the drive wheels to turn at different speeds, which is required when the car is negotiating a turn. In a turn, the outside wheel must travel farther, which means it must travel faster than the inside wheels.
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