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Old November 5th 20, 05:13 PM posted to rec.aviation.soaring
Stephen Struthers
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Posts: 21
Default Truck vs Car as a tow vehicle

At 02:08 05 November 2020, 2G wrote:
On Tuesday, November 3, 2020 at 6:05:48 AM UTC-8, Eric

Greenwell wrote:
2G wrote on 11/2/2020 8:53 PM:
On Monday, November 2, 2020 at 6:27:33 AM UTC-8, Dave

Nadler wrote:
On Sunday, November 1, 2020 at 9:20:07 PM UTC-5, 2G

wrote:
With 2WD once you have lost traction on either driven

wheel
you ARE stuck or are spinning out because of how the

differential
wor=
ks.

Incorrect for modern vehicles equipped with limited-slip

differentials=
....
=20
Limited-slip differentials are primarily used on 2WD sports

cars. 4WD
i=
s a MUCH better option: if you lose traction on one wheel you have

3
others=
providing traction vs one. I haven't seen any SUVs where this is

an
option=
, anyway.
=20

Isn't that what AWD does? It's available in SUVs, sedans, and

even a
mini=
van.
=20
--=20
Eric Greenwell - Washington State, USA (change ".netto" to ".us"

to
email=
me)
- "A Guide to Self-Launching Sailplane Operation"

https://sites.google.com/site/motorg...ions/download-

th=
e-guide-1

Limited-slip differentials are offered for 2WD vehicles only. I once

had
th=
is on a Ford F-250 pickup, which I was not very satisfied with (it

didn't
s=
eem to work as advertised). Here is a good explanation comparing

AWD to
4WD=
:
https://www.roadandtrack.com/car-cul...372/all-wheel-

drive-four-whe=
el-drive-differences-

explained/#:~:text=3DGenerally%2C%20an%20all%2Dwheel%2=
0drive,functions%20like%20a%20locked%20differenti al.&text=3D

But%20four%2Dwh=
eel%20drive%20often,works%20so%20well%20off%20roa d.
If that isn't enough, here is another:
https://www.caranddriver.com/feature...36/awd-vs-4wd/

The bottom line is if you want maximum traction while off-road get

4WD.
AWD=
is perfect for people that only drive on roads that may get

occasional
sno=
w and ice

Tom

Back in 1987 Audi produced the 80 Quattro, a four door sedan with
4 wheel drive. It had pneumatic diff locks on the front centre and
rear diff. I towed a 2 seater in a 4 wheel covered trailer up a 2 mile
25% slope in a foot of snow and overtook everything in sight. going
down the other side was much more interesting