Range Rover 1970-1995
Next1970-1983
hi/lo, full-time 4WD Manually lockable center differential activated by vacuum .
1983- 1988
hi/lo, full-time 4WD. Manually lockable center differential mechanically(50/50 power split).
Range Rover 1989-1995 classic
hi/lo, full-time 4WD, Morse chain instead of 3 gears , viscous coupling integrated into the center diff with 50/50 power split
1993 rear traction control was added
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Range Rover 1994-2002
NextFull-time all wheel drive with viscous control unit in the center and traction control (ETC).
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Range Rover 2002-...
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Range Rover Evoque AWD 2011-...
TopHaldex generation IV? proactive automatic all wheel drive. Normally a front wheel drive vehicle. Terrain Response system which adjusts engine torque, all wheel drive and traction control systems operation based on the program selected by driver.
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The Evoque's starting in production year 2014 with the Active Driveline system replaced the Haldex AWD in favor of the GKN designed system...
www.theautochannel.com
2002-2005 (BMW) Range Rover uses a torsen type center differential, locked in low range, front and rear are open with traction control.
2006-2012 (Jaguar) Range Rover uses a conventional differential and an electronically controlled clutch-pack that serves both as LSD and locker in low mode.