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BMW xDrive

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slotted/grooved plates inside the unit) as wheel slip causes one axle to spin faster than the other. The same principle applies to the rear differential varying the torque split between the rear wheels. The front differential has no locking function. All-wheel drive was discontinued when the E30 3 Series and E34 5 Series were replaced by the E36 and E39 respectively.
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that engages to send torque to the front axle. In the case of the 2018 X3 through X6 models, the default torque split is 40:60 and the system is able to send 100% of the torque to either axle. However, full torque transfer to the front axle can only be achieved if the rear wheels have absolutely no
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to vary the torque split between wheels. The centre differential has a default front:rear torque split of 37:63, due to the planetary gear. Up to 80% of the torque can be transferred to the tripping axle, using the increasing shear force of the silicone fluid in the viscous coupling (due to the
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system found on various BMW models since 2003. The system uses an electronically actuated clutch-pack differential to vary the torque between the front and rear axles. Models with the DPC torque vectoring system also have a planetary gearset to overdrive an axle or rear wheel as required.
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turning a cam-shaped actuator disc. In most vehicles, the system uses open differentials at the front and rear, relying on the brakes (controlled by the electronic stability control system) to transfer torque away from the slipping wheel on each axle.
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In Canada, 50 percent of BMWs sold in 2005 were fitted with xDrive. As of 2010, BMW Canada stopped offering rear-wheel drive versions of models that were available with xDrive, for example the only
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Prior to the introduction of xDrive, all-wheel drive was available on several models since 1985, based on an all-wheel drive system that uses viscous couplings.
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The DPC system can distribute torque between the front and rear axles, and between the two wheels on the rear axle. The system uses a clutch pack and
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system which sends 100% of the torque to the front wheels by default, only sending torque to the rear wheels when the front wheels are slipping.
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The first xDrive models (as opposed to the earlier all-wheel drive system) were released in 2003. These consisted of the newly released
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325xi, 330xi and 330xd sedans/wagons. The system is similar to the earlier version, except without the viscous couplings. Instead, the
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traction, as the rear drive shaft is hard-coupled to the transmission output. The wet clutch is applied through a high speed electric
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models. The first non-SUV BMW M model to not be rear-wheel drive was the 2017
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650i version available without xDrive in 2012 was the convertible version.
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Unlike its predecessor, the xDrive system uses an electronically actuated
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within the differential to overdrive a wheel or axle as required.
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The first BMWs available with all-wheel drive were the 1985-1992
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and has since become available on other vehicles including the
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models. These cars use centre and rear differentials with
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A different system is used on BMWs which are based on a
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These models use a 33: 1076:BMW Central Building 938:List of BMW vehicles 911:Spotlight Automotive 193:ATC500 Transfer Case 185:ATC400 Transfer Case 679:. 10 November 2011. 396:www.carthrottle.com 34:xDrive system in a 1015:BMW in Formula One 428:on 25 August 2018. 219:BMW 6 Series (F12) 130:BMW 1 Series (F40) 39: 1191: 1190: 1060:Turner Motorsport 1010:BMW in motorsport 821:Rapp Motorenwerke 398:. 19 January 2017 169:planetary gearset 122:transverse engine 70:viscous couplings 16:(Redirected from 1216: 1181: 1180: 1081:BMW Headquarters 867:BMW South Africa 862:BMW M Motorsport 710: 703: 696: 687: 686: 681: 680: 673: 667: 666: 664: 662: 648: 642: 641: 639: 638: 626: 620: 619: 617: 615: 600: 594: 593: 591: 589: 580:. Archived from 570: 564: 563: 561: 559: 544: 535: 534: 526: 520: 519: 517: 516: 500: 494: 493: 491: 490: 480: 474: 473: 471: 469: 454: 448: 447: 444:Automotive World 436: 430: 429: 424:. 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Index

XDrive

BMW X5 (E70)
all-wheel drive
E30 325iX
E34 525iX
viscous couplings
X5
E46 3 series
electronic stability control
clutch-pack differential
servo motor
Magna
transfer case
transverse engine
BMW X1 (F48)
BMW 1 Series (F40)
BMW 2 Series Active Tourer
GKN Driveline
torque vectoring
BMW X6
BMW X5 M
electronic stability control
planetary gearset
BMW X3 (E83)
ATC400 Transfer Case
BMW X5 (E53)
ATC500 Transfer Case
BMW M
E70 X5M

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