Powertrains

1
Powertrains
Carsen Banister
Objective To explain the application of
differentials within various powertrains
Front Wheel Drive Rear Wheel Drive All Wheel
Drive Hummer H3
Sources www.movinggraphics.ca www.howstuffworks.c
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2
Rear Wheel Drive

• Two types solid rear axle, independent rear
  suspension
• Differential separate from transmission
  contained in rear-axle
• Driveshaft connects transmission with rear axle

Front Wheel Drive

• Differential is contained within the transaxle
• Uses half-shafts, each with two CV-joints
• Allows wheels to move, relative to differential

3
All Wheel Drive

• Requires three differentials Front, Centre, Rear
• Front and Rear wheels can have different average
  speeds
• Provides higher control since torque is applied
  to all wheels

Hummer H3

• Geared hubs allow 16 ground clearance
• Can climb 16 vertical steps with stock wheels
• Can go through 16 water at 20mph, 24 water at
  5mph