[urq] TT commercial - '1st AWD passenger car' claim

[Andrew Duane USG]

Hairy green toads from Mars made Huw Powell say:

> > So what is the difference between 4wd and awd on a 4 wheeled vehicle? I
> > thought awd was just a term invented by marketing bods to help prevent Joe
> > Public from associating cars like the quattro with off-road vehicles like
> > the Jeep?
> 
> here's a stab at that.
> 
> 4wd uses a transfer case, AWD a center differential.
> 
> What does this mean?  I think it means that in 4WD the front and rear
> axles must turn at the same speed, whereas in AWD the differential can
> accomodate difereing speeds (for cornering, etc.)

I always used it as: 4WD is something you have to shift into
and out of. AWD is just all four wheels always driven.

-- 

Andrew L. Duane (JOT-7)			duane at zk3.dec.com
Compaq Computer Corporation		(603)-884-1294
110 Spit Brook Road
M/S ZKO3-3/U14
Nashua, NH    03062-2698

Only my cat shares my opinions, and she's too psychotic to express it