Drive Trains and Axles

     The drive train transfers turning force from the engine crankshaft to the drive wheels.Drive train configurations vary，depending on vehicle design.  The drive train partscommonly found  on a  front-engine,  rear-wheel-drive  vehicle  include  the  clutch,transmission，drive shaft and rear axle assembly. The drive train parts used on most front-engine，front-wheel-drive vehicles include the clutch，transaxle and drive axles. Fig. 9. 1shows the basic parts of drive trains for both rear-wheel-drive and front-wheel-drivevehicles.