Chapter 1
The secret military roots of Audi's revolution
Chapter 2
Screaming engines and the wild Group B era
Chapter 3
The invisible brain of the Torsen differential
Chapter 4
The legacy of the four rings
YOUR GOAL
Master of How the Audi Quattro rewrote the rules of racing
Ch 1 · The secret military roots of Audi's revolution
audi Audi Quattro's Military Roots
A rugged military truck out on the ice showed the Audi Quattro how to grip and fly.
Fun Fact
Military inspiration: The Audi Quattro's revolutionary all-wheel-drive system was inspired by a slow, 75-horsepower military jeep designed for the German army.
Glossary
four-wheel drive (noun)
A transmission system that provides power to all four wheels of a vehicle simultaneously. In 1977, Jörg Bensinger watched a military vehicle using this system dominate Finnish winter testing.
A transmission system that provides power to all four wheels of a vehicle simultaneously. In 1977, Jörg Bensinger watched a military vehicle using this system dominate Finnish winter testing.
Quiz
Which military vehicle inspired Audi engineers to develop the Quattro all-wheel-drive system?
Quiz
What was the primary disadvantage of early four-wheel-drive systems before Audi's hollow shaft innovation?
Quiz
Why did rival rally teams not object when Audi petitioned to allow four-wheel drive in rally racing?
Quiz
What was the horsepower rating of the original road-going Audi Quattro introduced in 1980?
Quiz
Before Audi changed the rules, which organization banned four-wheel-drive cars from international rallying?
Quiz
In what year did Audi officially debut the original Quattro coupe at the Geneva Motor Show?
Quiz
What brilliant engineering solution did Franz Tengler design to keep the Quattro's gearbox compact?