Below are its different types: Automatic Jun 14, 2015 · With a locker you can actually crawl and be somewhat easy on your rig but with open differential get ready to do some bouncing , also if you wheel in the mud like you said you do then you would definitely benefit from a locker , ya ever got stuck in the mud with one wheel spinning? open differential also sucks in deep or sloppy snow. Do you have a winch, shovel, strap, recovery points, etc? If you have all the tools to get out, getting stuck shouldn't be too much of a concern imo. Once you head off the bitumen and start having some fun, Air Lockers really do come into their own. May 10, 2021 · Installing lockers onto your Jeep will turn your sport utility vehicle (SUV) into an even safer model- one that can truly excel at providing a great ride regardless of the terrain. 8" 28-Spline IFS front axles and Ford 8. There is an electronic actuator on the front differential. 4L (4X4 LOW) – Provides electronically or mechanically locked four-wheel drive power to both the front and rear wheels for use on low traction surfaces, but does so with additional gearing for increased torque multiplication. Between 2001 and 2003, some heavy duty versions of the F-150 came equipped with larger Ford 10. In a vehicle with open differentials the power flows at different rates to the wheels on each side of an axle, which allows the vehicle to turn corners Jan 30, 2016 · Press the axle lock button and watch the light mock me with it flashing. The purpose of a locking differential Nov 3, 2020 · Not having either in a 4x4 makes it a 2x4 ( ok just joking, but for years I had trucks that were 4x4 without LSD or lockers and they handled the off road and snowy pavement conditions just fine using common sense, with todays traction control I bet even better than anything we had back in the old dark days of the 60's, 70's, 80's and early to late 90's) May 2, 2021 · A rear locker will usually do. They How do manual locking hubs work, how to checking they are working correctly Nov 2, 2020 · But this situation can be solved with a rear differential lock. Even though our 80 series was twin locked, the rear locker was used far more often, and was almost always adequate. 1 (1995 - 2004) The following gears, lockers and install kits are available for 1995 to 2004 Toyota Tacoma 2wd and 4x4 trucks. In 4x4, a front automatic locker would cause understeer (make the Jeep want to drive straight in a turn) which would not be good if the road was slick from snow or ice. Detroit Lockers will lock the differential any time torque is applied to the vehicle. If the truck is stuck in 4WD, the indicator light will blink. Learn how they enhance traction and control in Australia's rugged terrain, and get tips on choosing and installing the right air lockers for your vehicle. Let’s start with the basics. Like non-alcoholic beer, this can take some getting used to as accelerating while in a turn will cause the lockers to lock up and alter the way the vehicle Dec 6, 2023 · Engaging 4Lo with lockers requires slow yet steady driving to maintain momentum, essential for overcoming obstacles with airborne wheels. So long as the system is not leaking from a faulty installation, you can keep a pair of ARB air lockers locked up all day and the compressor won't usually have to run at all, or perhaps just a short burst towards the end of the Sep 16, 2022 · A rear diff lock, on the other hand, does not affect the power distribution. 4x4offroads. In case of traction loss despite lockers, stop immediately and retry with slightly more momentum, gently maneuvering the vehicle over each rut. Intended only for off-road applications such as deep sand, steep grades, or pulling heavy objects. Check your owners manual for more information. Otherwise, it functions the same way as an open differential. Often, the driver is the best judge of a situation, and with manual locking hubs, you’ll be able to use your knowledge to decide whether to lock or free your hubs. Jul 18, 2020 · A quick demonstration of the function of a manual locking hub. If you're cheap, you could always go the poor man's route and get a lunchbox locker. Aug 29, 2023 · Unlike selectable lockers, mechanical lockers are completely self-contained; there’s no need for external wiring harnesses, air lines, or compressors. I want to do a confirmation light for when each one is locked. You'll achieve a quieter ride on pavement with less vibrations with hubs unlocked. 50 axle gear ratio with open diffs to 4. Go out and see what your jeep can do before dropping $2k on lockers. Features: Elockers are amazingly helpful for 4WD vehicles when offroading, although they are not indispensable. The last thing you want is a broken axle or differential because you couldn't disengage the front e-locker due to it being loaded. This prevents differential gears from rotating, therefore stopping the axle shafts from turning independently of each other, which converts an open Jan 16, 2022 · The Land Rover’s lockers, like the Chevrolet truck’s rear lockers, are not operated by the driver. You’ll find that for dirt road driving and easy 4WD tracks the lockers aren’t required. Having this unit on board is perfect for those who do some hardcore off roading on the weekends but daily commuting throughout the week. Engaging both lockers is particularly useful on steep climbs. Designed expressly for 4-wheel drive systems to give you the ability to lock or unlock the differentials when necessary. While gears can be replaced to account for larger tire sizes, we do not recommend lockers for the front of these trucks. Sep 22, 2021 · Since our diffs are just open diffs when not locked the BLD system uses the brakes to keep both wheels spinning at the same speed. The first generation, built starting in 2001 does not have a locking differential. Lockers engage and you clear the obstacle. Axle Lock: Auto Locking Front Hubs Axle Lock is an electronic switch that locks and unlocks the front wheel hubs with the ease of a button, rather than stepping out of the vehicle to manually turn the wheel hub locks like older 4x4 trucks As far as why so many 4x4's are sold without lockers, lockers on the road are terrible. Oct 31, 2006 · An ARB air compressor does not need to run continuously to keep one or both ARB air lockers locked up, not even close. This approach ensures the effectiveness of differential lockers. Jan 12, 2024 · Common on full-size 4x4s and on 4WD ATVs, a locking differential is a mechanism designed to address a limitation of standard unlocked “open” differentials. Rock crawling simply revolves only two things. Others can be do-it-yourself if you’re mechanically Sep 29, 2023 · What Does a Rear Diff Lock Do? The working concepts of a rear locker cannot be fully fathomed without understanding what a differential in a vehicle means. 95% of 4wd owners never go off-pavement maybe even more. Its engagement, disengagement, and re-engagement depend on the drive mode, at the maximum speed of 20mph, 25mph, and 20mph, respectively, with minimum traction. Mechanical lockers – These are lockers such as the Ox locker that uses a cable to manually lock the axles together in the differential. and fly through the desert at highspeed for some good fun. 2H - 2 High more. Jul 9, 2004 · i second the prerunner idea. Jun 29, 2021 · Where the 2021 Ford Bronco differs from the other vehicles that offer a front locking differential, is that the Bronco does not need to have the rear differential lock engaged to utilize the front Apr 30, 2023 · 4WD Lockers. The changes were tremendous off-road and both good and bad on-road. On these models the front axle turned freely as one unit until the 4x4 was engaged, but you still had to put your vehicle into the "neutral" position to engage 4x4. ARB Air Lockers Take You Farther Off Road Spartan lockers do not require side shims, whereas the others do. After the front axles are locked, the front and rear driveshaft begins to rotate at the same speed. Typical Jeep lockers can cost anywhere between $500 – $700. amazon. What Does 4L Mean in 4x4s? Lockers can also cause huge strain on the axles if engaged when not needed, so only use them when you need them. The 2024 Wrangler Willys is a 4x4 powerhouse, offering 33-inch off-road tires, rear locking differential, Rubicon shocks and rock rails along with its legendary Trail Rated ® capability. If 4L doesn’t work, you must stop the truck completely and press the rear differential lock switch. 4 days ago · A “selectable” locker allows the driver to lock and unlock the differential at will from the driver’s seat. Now, if both rear wheels have traction and one front wheel has traction, the vehicle will move forward. 10 gear and detroit locker in the rear. Understanding that a locker is what allows your wheels to spin at the same speed (no more one-wheel-peel Feb 20, 2016 · If you lock the front differential, and the center differential, not only does equal power go to the front and rear axle, but BOTH front wheels MUST turn at the same rate as the rear axle. Depending on what sort of 4WD tracks you do (not talking about WA 4WD Tracks, but the type of track), most people seem to find that one, rear locker will do under almost all circumstances. Breathe a sigh of relief and then turn the front locker on and off a half dozen times until you remember the correct button sequence to shut off the Aug 17, 2020 · These lockers either work by using a compressor to lock the differential at the push of a button or via a cable system connected to an electromagnet within the locker. Jul 3, 2021 · A locking differential, also known as a “locker” or “differential lock,” is designed to stop your vehicle’s wheels from losing traction. There will also be a buzzing sound. —NoSpin/Detroit Locker sales brochure “If you’re running tires over 35 inches, make sure you’re buying a full-carrier-replacement locker, especially in the rear. What is the Difference Between Diff Lock And 4X4? Differential locks, also known as lockers, can be used to limit the speed at which each wheel rotates, thus avoiding the wheels losing traction. Most manufactured 4WD vehicles are made, so each wheel turns at different speeds, but a differential lock supplies power to all wheels, letting them spin together. Free Returns. With its New Air Operated Actuator Design, unique Oil Return System design, Two Piece Case Structure Design and easy installation feature, Crab Locker finally released on the market. T. Some examples are Detroit, Aussie Locker, Lock-Rite, etc. put a 6" lift and 35" BFG Baja tires, beadlock aluminum rims, 4. Jan 21, 2021 · Because I wanted to have a 100% locker for more severe offroad situations (I am aware that a rear locker is more than enough for most of the situations of an overlanding vehicle but it is not that hughe additonal effort once the rear locker, the compressor and all installtion is done to fit also the front locker) , I wanted a product that has Feb 6, 2015 · While it is true lunchbox lockers are always locked, they don't lock up hard enough to cause any steering issues until you shift into 4x4. I like to lock the rear diff in mud and sand especially when I'm just trying to go straight. Meet modern off-road capability inspired by original 4x4 spirit. Jun 7, 2018 · How much do Jeep lockers cost? The cost of lockers may vary depending on what you are looking for. Some models were made as "full-time" 4x4. If you’re wondering “where”, on the other hand, any 4x4 or differential shop can do it. Depending on the ute, a rear differential lock can be used in two- and four-wheel drive modes and generally only up to a certain speed. This post will cover a few critical aspects of Elockers and overview their functionalities and mechanisms with a special mention of the most common When you flip a switch, power is sent to the locker, and the components inside it are triggered to lock the axles together. Dec 27, 2023 · The answer depends on the generation of Sequoia. Get to the obstacle/ledge/climb and now start praying for Devine intervention. Off road enthusiasts differ on opinion as to which of the potential three diff locks (front, rear or central) works best, and while a rear locking differential seems to be favoured, you will find your own system as you take to the Jul 12, 2021 · Ford recently released a how-to video and article series demonstrating the Bronco’s two 4x4 systems and the G. front locker and rear locker 3. com/shop/toyotajeffinraleigh⬇️ Jul 14, 2016 · Listen to your vehicle and do not put undue stress on it, otherwise you could cause serious damage to the axles. com - get the best deals, dispatched quickly straight to your door. Lockers can, therefore, be used to enhance your vehicle in both safety and sport. Spool – These aren’t lockers because they can’t be ‘unlocked’. modes. Jul 17, 2024 · Rear Locker: The rear gives a heave-ho, offering much-needed balance when the going gets tough and the tough need to get going. Air lockers use pneumatic pressure to slide the locking ring forward towards the spider gears, locking them against the housing. E-lockers need to be unloaded in order for them to be disengaged. Front spool Rear Locker 4. From the Toyota 4Runner to the Chevy Suburban, you can find the option of a full-time 4x4 transfer case. Its a complete ARB Air Locker differentials are the best selectable locker on the market for all 4x4s, if you need a reliable selectable locking diff check out or range. ” —Chris Corbett, Randy’s Ring & Pinion “The Lock Right, No-Slip, and E-Z Locker are truly no-brainers to install. Jul 17, 2018 · Full-Time. At 4WD247. Most stock 4X4 vehicles come equipped with open differentials, including the Jeep Wrangler and e-locker Toyotas, while other models come equipped with factory options. A locker, on the other hand, provides the absolute best traction possible, and if you're in a real bind with almost enough traction, then a locker will pull you out of a situation, no problem. Some models came stock with an OEM rear e-locker but for those that did not and/or those wanting a front locker option, we highly recommend an Eaton E-Locker. 75" rear axles. If you do beaches a lot or any kind of soft sand you can wear out the rear brakes pretty quick without realizing it. I'd like to get two of the Toyota Stock E-locker buttons and put them in the overhead console, just flip the front E-locker button around. Limited Slip Differential Feb 17, 2024 · What to Do If You’re Stuck in 4WD. This means both tires will receive torque only when needed. It is good to lock the hubs in once or twice a year for those who don't use 4x4, so the manual function allows you to do that without engaging the transfer case. a front spool and rear spool 2. com/4x4. Feb 5, 2019 · My demo will show you what Locking Rear Differential button does and how to use it. Auto - When selected, the hubs will (and I'm using this term loosly as they're finicky) engage/disengage the hubs based on your switch selection in the cab (2wd = hubs disengaged, 4wd hi/lo= hubs engaged). I would suggest going for just the rear locker, that is what all vehicles that come equipped from the factory with a second diff locker other than the center one About the only conditions where an automatic front locker would not be good in the type of 4x4 system a Wrangler TJ has would be on icy or snow-covered roads where you need 4x4. Capability is at our core. 5" rear axles. Jul 25, 2022 · Quite simply, Axle Lock is not Diff Lock, and Diff Lock is not Axle Lock, they are both separate features. E lockers and Air lockers are popular aftermarket manual lockers. put prerunner bumpers, offroad lights and fiberglass fenders to lighten your rig, interior roll cage, offroad racing seats, 5 point safety harness. When locked the E-Locker performs as a full locker, capturing 100% of available torque and sending it equally to both ends of the axle. Feb 24, 2006 · About the only conditions where an automatic front locker would not be good in the type of 4x4 system a Wrangler TJ has would be on icy or snow-covered roads where you need 4x4. Starting in 2008, the Sequoia gained the option, and the most recent generation of Sequoia introduced in 2023 has the option for a locking rear differential. The 4WD system isn’t perfect, and you may run into trouble along the way. Oct 26, 2021 · Photos courtesy Summit 4X4 Company’s Team Not every driver on the road needs differential lockers, but wheeling enthusiasts could use them at some point when off-roading. A locker is different from a differential in the sense that it can be installed in one to lock the two wheels on the same axle together, forcing them to rotate at the same speed. Wheel positioning and comprehending articulation – of course, that combined with slow and steady momentum. So buttons and a new center piece are on the to-do list. Fewer parts means less prone to failure, making automatic lockers best suited for hardcore wheeling. 56s with Detroit Lockers. It is not uncommon to "lock in" the hubs during winter snowfall and drive around until you need to put the vehicle into 4x4 mode. Jul 25, 2022 · However, front lockers are difficult when it comes to handling your Jeep, most off-roaders prefer having only rear lockers and shun front lockers because they cause what we call “understeer” if you don’t know how to handle the locker, understeer with lockers will happen if you don’t disengage the front lockers when cornering and the Jeep doesn’t steer as much as you wanted and at Lockers, also known as differential lockers, lock a pair of axles together so that both wheels in the pair get equal amounts of power from the transmission at all times. Manual locking hubs can exist on solid axle vehicles as well as vehicles that use cv axles. My Amazon "Top Picks" - https://www. A rear differential lock is designed to split torque on the rear axle so 50 per cent is directed to each wheel. Both lockers come on only for those very steep climbs with big steps and ruts. Well, if you have a penchant for off-roading, your vehicle’s differential system will send power to the wheels to control how they behave under certain conditions, such as when you are Aug 17, 2022 · It could well be that your 4X4 comes with a diff-lock on the rear axle, or on both axles. Jan 4, 2022 · The manual mode is also the primary fail safe if the automatic vacuum system fails. Jan 21, 2017 · The following conditions will affect the electronic locking differential: • The electronic locking differential will not engage if your vehicle speed is above 20 mph (32 km/h) in 4x2, 4x4 Auto, or 4x4 High modes • The electronic locking differential will not engage if your vehicle speed is above or 56 mph (90 km/h) in 4X4 Low Jan 12, 2013 · Engage the locking hubs by rotating the hub lock control from FREE to LOCK, then move the transfer case lever from 2H (2WD) to 4H (4x4 High) at a stop or a vehicle speed below 3 mph (5 km/h). Cruise along in high or low range 4WD and you’ll be fine. The following shows what is involved Nov 8, 2023 · When the rear lock differential is engaged, the power that goes to the rear wheels is split 50/50. They unlock so easily when in 2wd that, again, a front-mounted lunchbox locker is an absolute non-issue in 2wd on the street. Interested in air lockers? Check out our review of the ARB Front & Rear Air Lockers. Instead, they are “active locking” differentials that automatically lock the left and right wheels on one axle together after one wheel begins to spin. 25" and 10. Toyota Tacoma Gen. While this is the main function of any 4WD transmission, most have one downfall that makes standard 4WD less suitable for off-roading: uneven power distribution when losing Jan 12, 2005 · 1999 to 2016 Super Duty - Superduty auto-locking 4X4 hubs - Can someone explain to me how the auto-locking hubs on a Superduty work, in-particular the auto part? I recently had trouble with mine and replaced them with a set of aftermarket manual hubs that the manufacturer insisted were the correct application. Once you engage 4WD, the axles lock, thereby gaining access to the drivetrain. F150 E-lock system has various properties like durability, more traction, best-quality, and is suitable for 4WD Jun 1, 2000 · Now, what do you do if you already have an Air Locker and it is leaking? ARB offers a reseal kit that allows you to swap in new O-rings and seals to fix leaks. Drop-in lockers are good for rock crawlers and moderate off-road vehicles where the expense of a full locker is prohibitive and the power and weight of the vehicle is less, such as Jeeps and small trucks, although you can buy them for just about any axle assembly. Listen up because this part is where lockers can show their true potential by taking your 4X4 to a whole new level. Dec 10, 2023 · Unlock off-roading potential with our beginner's guide to 4x4 air lockers. This units will lock by themselves without the need for operator input. Oct 27, 2012 · What grease do you guys run, how much and any tips to get these otherwise mint shape hubs to function properly every time ! Thanks 73 F-250 44 boggers,428 big block on propane,d60 front,40 spline d80 rearsteer,ARB/Spool,PSC full hydro steering, dual winches It performs as an open differential until you decide that you need more traction. Oct 18, 2018 · Air lockers, by design, allow one to easily lock up a differential on command. In standard or open differentials, Whilst the fact that you have to do things yourself may seem like a burden to some, for many off roaders, the option of when to lock or free the locking hubs is very important. Once the indicator light stops blinking, the system is locked and ready. Automatic free wheeling hub of a 1986 Mitsubishi Pajero Mechanically (manually) activated free wheeling hub on a Toyota Land Cruiser J60 from the 1980s, with marked turning positions free and lock Locking hubs , also known as free wheeling hubs are fitted to some (mainly older) four-wheel drive vehicles, allowing the front wheels to rotate Aug 23, 2003 · Well I live in pollock Pines and I snows like a mofo! So I was wondering which combination of locker or spool is right for my vehicle in snowy conditions, or if I should go with open diffs instead. Examples of cars that have rear lockers are the Ford Ranger, Pajero Sport and Nissan Patrol Y62. eBay, or Amazon are where many people go looking for what they need. This means that each rear wheel gets 25 percent of your vehicle’s engine power while the remaining 50 percent goes to the front wheels. 4L (4X4 low) should Jun 5, 2018 · The Basics. This means the T-case is always sending power to the front and rear axles. Locker Recommendations Chevy 1500 series trucks feature a slightly undersized aluminum "clam shell" style front IFS differential. Lock them as needed for 4WD operation (doesn't matter whether you lock them before you shift into 4WD or right after) and unlock them when going back to 2WD (again, doesn't matter whether you unlock them before shifting out of 4WD or right after). The automatic locking differential, known as the Detroit Locker, is one of the most popular choices. Nov 16, 2011 · If you have the electronic shift on the fly (commonly referred to as ESOF), then you have 2 settings on your hubs, Auto & Lock. The following gears, lockers and install kits are available for 1997 to 2003 Ford F-150 with Ford 8. • For proper operation, make sure that both indicator arrows on the hub are aligned, and that both hubs are set to LOCK. Jul 3, 2013 · Installing a locking differential into your 4x4 is one of the best upgrades you can do. Online, there are many sales that take place where you can find lockers for a great price. The ARB Air Locker is available in more than 100 configurations to suit different 4x4 axle’s applications as well as a wide range of vehicle models including Ford, Isuzu, Chrysler, AMC, Mitsubishi, Toyota, Land Cruiser, Dana, General Motors, Nisan, Suzuki and Range Rover. Thankfully, it shouldn’t get stuck regularly, and usually, it’s simple to get it back into 2WD. There is no point in including lockers as a factory item because they are a lot of money and aren't needed. Nov 12, 2018 · The lockers go inside, or replace, the differential, if that’s what you’re asking. Does it have a center diff? Does it come with lockers for a center and rear diff then? And if there is a center diff, does that mean that when 4x4 is not engaged (on-road driving in good conditions) that it is functionally an all-wheel drive, not 2wd? Crab Locker equipped on 18 sets 4x4 vehicles over 5 years for extreme off road drive test, during the 5 years TRE continued to improve its capability and durability. In 4H, the vehicle continues with the same transmission as in the 2WD mode. Rear differential lock explained. 4x4 Systems Feb 8, 2024 · Locking differentials are a type of differential used in vehicles to improve traction and handling, especially in off-road or challenging terrain conditions. This is useful when you need both wheels on an axle to be turning together to maintain traction. Jan 28, 2015 · This can be quickly remedied by the flick of an Air Locker switch. Also known as ‘manual’ lockers, this is the option to go for if you are serious about your off-roading. Automatic Lockers: This style will always provide a 100% lock while allowing the tires to spin at a different speed when turning on a corner in order to allow for a smoother driving experience on the road. Aug 23, 2011 · The GMs don't have "auto lockers", the axle shafts and spider gears are always spinning. “The locking rings lock the spider gears against the housing, which prevents differential action and therefore delivers drive equally to the left and right wheels on the axle,” he said. Front Locker Rear Spool Dec 13, 2011 · 4x4 Lockers - 4WD Explained. For front and rear lockers examples are some Land Cruiser 70 Series, Mercedes-Benz G-Wagen and Jeep Wrangler Rubicon. Once the switch is activated, gently press the accelerator pedal. Center Differential Lock (aka Centre Diff Lock): This one is the mediator, maintaining peace between the front and rear axles like a hall monitor in the corridors of power, that power being torque distribution. Jan 12, 2018 · Then take my time and do the wiring and rest so it looks factory. com - we only offer products that we trust on our trips. The remained who do usually never need lockers anyway. This can be accomplished via compressed air (pneumatics) like ARB’s “Air Locker,” electronic solenoids (electromagnetics) like Eaton’s “ELocker,” or some type of cable operated mechanism as is employed on the “Ox Sep 27, 2021 · The wikipedia link above doesn't really say much about how it works. Of course, you can also do without them when Overlanding or rock climbing, but you can't argue with the fact that they are very convenient. May 11, 2018 · 2015 - 2020 Ford F150 - Guide to 4x4, open and locked diffs, and Traction Control - Hey all, I wanted to create a little write-up on how 4x4 works, how open diffs and locked diffs work, and what Traction Control does. If you're going to do a front locker in any IFS vehicle it should be an air locker. In this mode, it is highly recommended that you avoid driving on pavement. 8" or 9. I've seen a lot of questions and threads from people new to the truck community on this topic, so I How Does F150 E-Locker Work? Ford F-150 E-locker can force the wheel to rotate together at the same speed on one rear axle. Most people engage the rear locker first when they need a little more traction, then both when they want maximum traction. http://www. Did we miss any new cars or trucks with factory-installed locking differentials? Jul 27, 2022 · Rear e-locker is fine. html In this video presentation you will see what a 4x4 system is and how it helps with your off-roading. This kind of differential usually gives you the option to flip a switch and turn on the locker when the situation calls for it. Mar 1, 2012 · In our ’79 F-150, BluFerd, we recently changed from a 3. Mar 9, 2021 · People who run twin locked trucks regularly mention that 80% of the time they solely use the rear locker. Aug 28, 2023 · Press the Rear Differential Lock Switch to turn it on or off; The indicator light will blink. Choose a Jeep ® Brand 4x4 vehicle and you can remain confident that your vehicle will live up to its tough-to-the-core reputation. Can You Add Locking Differentials to a Jeep that Does Not Have One? Absolutely. At the most they only click through turns when you're in 2wd on the street. On the street, they’re also less efficient than selectable lockers. O. Watch the video here, and easily access your 2021 Ford Bronco’s owner’s manual from your Sync 4 infotainment screen for additional how-to topics. Jeep Brand engineers tirelessly torture test our vehicles in some of the most brutal environments known to mankind so that you can confidently hit the trails or maneuver around potholed streets on your way to the next big thing. Perfect for Australian off-road enthusiasts seeking adventure. A. The options are of coarse: 1. . By Oct 20, 2022 · The Air Locker has four spider gears, which are the components that allow the differential to direct the drive to either the left or right wheel. gx bt be yd ji pm qf ow ob rt