Audi Sport UK Press Release from 28/10/1981 with technical specifications of the Audi Quattro in Group 4 specification.

All rights to the content belong to Audi, I am merely posting the information for historical purposes – Double G.

Audi Sport UK Folder Cover 1982

Folder Cover

Modifications to the Audi Quattro for rallying

Body:

Floor reinforcements and aluminium roll cage extending from the front bumper through the whole vehicle.

Aluminimum dashboard with special instrumentation and quick-release catches. Racing seats and extinguisher system. Aluminium front bumpers, bonnet and doors; plastic boot lid.

Brakes:

Four ventilated discs with bolt-on aluminium hubs, light alloy calipers and adjustable brake pressure regulator (no hydraulic servo), hand brake acting hydraulically on rear wheels.

Steering:

Power assisted, driven off the camshaft.

Transmission:

5-speed gearbox with special ratios for rallying

1 – 3.00

2 – 2.00

3 – 1.50

4 – 1.217

5 – 1.040

Differentials: 4.11, 4.55 or 4.87

Running Gear:

Wishbones, steering knuckles, tie rods, springs, shock absorbers and stabilisers strengthened and , where permissible, adapted to suit the difficult service and repair conditions in a rally. Similar measures adopted fore the mountings for engine, gearbox, rear differential and front and rear subframes. Aluminium underbody guards front and rear.

View the scanned original here.


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