The Audi A8 (D2) 2.8 V6 30V quattro, produced between 1996 and 1998, represented a significant entry point into Audi’s flagship luxury sedan range. Positioned below the more powerful V8 models, this variant offered a blend of performance, refinement, and all-wheel drive capability that appealed to a broader customer base. It was built on the D2 platform (internally designated 4D), which introduced aluminum construction to the A8, reducing weight and improving rigidity. This generation A8 aimed to compete directly with established luxury cars like the BMW 7 Series and Mercedes-Benz S-Class, offering a more modern and technologically advanced package.
Technical Specifications
| Brand | Audi |
| Model | A8 |
| Generation | A8 (D2, 4D) |
| Type (Engine) | 2.8 V6 30V (193 Hp) quattro |
| Start of production | 1996 |
| End of production | 1998 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (economy) – urban (NEDC) | 15.9 l/100 km (14.8 US mpg, 17.8 UK mpg, 6.3 km/l) |
| Fuel consumption (economy) – extra urban (NEDC) | 8.4 l/100 km (28 US mpg, 33.6 UK mpg, 11.9 km/l) |
| Fuel consumption (economy) – combined (NEDC) | 11.2 l/100 km (21 US mpg, 25.2 UK mpg, 8.9 km/l) |
| CO2 emissions (NEDC) | 266 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 8.5 sec |
| Acceleration 0 – 62 mph | 8.5 sec |
| Acceleration 0 – 60 mph | 8.1 sec |
| Maximum speed | 235 km/h (146.02 mph) |
| Emission standard | Euro 2 |
| Weight-to-power ratio | 8.2 kg/Hp, 122.2 Hp/tonne |
| Weight-to-torque ratio | 5.6 kg/Nm, 177.2 Nm/tonne |
| Power | 193 Hp @ 6000 rpm |
| Power per litre | 69.6 Hp/l |
| Torque | 280 Nm @ 3200 rpm (206.52 lb.-ft. @ 3200 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | ACK, APR |
| Engine displacement | 2771 cm3 (169.1 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | V-engine |
| Cylinder Bore | 82.5 mm (3.25 in.) |
| Piston Stroke | 86.4 mm (3.4 in.) |
| Compression ratio | 10.6:1 |
| Number of valves per cylinder | 5 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | DOHC |
| Engine oil capacity | 5 l (5.28 US qt | 4.4 UK qt) |
| Coolant | 11 l (11.62 US qt | 9.68 UK qt) |
| Kerb Weight | 1580 kg (3483.3 lbs.) |
| Max. weight | 2180 kg (4806.08 lbs.) |
| Max load | 600 kg (1322.77 lbs.) |
| Trunk (boot) space – minimum | 525 l (18.54 cu. ft.) |
| Fuel tank capacity | 80 l (21.13 US gal | 17.6 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted trailer load with brakes (8%) | 2100 kg (4629.71 lbs.) |
| Permitted trailer load with brakes (12%) | 1900 kg (4188.78 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 75 kg (165.35 lbs.) |
| Length | 5034 mm (198.19 in.) |
| Width | 1880 mm (74.02 in.) |
| Width including mirrors | 1973 mm (77.68 in.) |
| Height | 1440 mm (56.69 in.) |
| Wheelbase | 2882 mm (113.46 in.) |
| Front track | 1597 mm (62.87 in.) |
| Rear (Back) track | 1586 mm (62.44 in.) |
| Drag coefficient (Cd) | 0.30 |
| Minimum turning circle (turning diameter) | 12.3 m (40.35 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives permanently the four wheels of the vehicle. |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 5 gears, manual transmission |
| Front suspension | Independent multi-link suspension, Transverse stabilizer |
| Rear suspension | Independent on trapezoidal lever, Transverse stabilizer |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Hydraulic Steering |
| Tires size | 225/60 R16 |
| Wheel rims size | 7J x 16 |
Powertrain & Engine Architecture
The 2.8 V6 engine, designated ACK or APR depending on minor variations, was a naturally aspirated 2.8-liter (2771 cc) V6. It featured a 90-degree V-angle, contributing to a smoother engine operation. The engine employed a dual overhead camshaft (DOHC) design with five valves per cylinder (three intake, two exhaust), enhancing volumetric efficiency. Fuel delivery was managed by a multi-port fuel injection system. This engine produced 193 horsepower at 6000 rpm and 280 Nm (206.52 lb-ft) of torque at 3200 rpm. The engine was mounted longitudinally in the chassis. The transmission was a 5-speed manual, providing a balance between fuel efficiency and performance. An optional 4-speed automatic transmission was also available, though it impacted acceleration slightly.
Driving Characteristics
The 2.8 V6 quattro offered a comfortable and refined driving experience. While not as overtly sporty as the V8 models, it provided ample power for everyday driving and highway cruising. The 0-60 mph time of around 8.1 seconds (manual transmission) was respectable for the era. The quattro all-wheel drive system provided excellent traction in all weather conditions, enhancing stability and confidence. The automatic transmission, while smooth, resulted in a slight decrease in acceleration and a less engaging driving experience compared to the manual. Gear ratios were tuned for a balance of acceleration and fuel economy, with a relatively tall final drive.
Equipment & Trim Levels
The 2.8 V6 quattro typically came well-equipped, reflecting Audi’s luxury positioning. Standard features included leather upholstery, power-adjustable front seats, automatic climate control, a premium sound system, and alloy wheels. Optional extras included a sunroof, navigation system (a relatively new feature at the time), upgraded leather packages, and wood trim. The interior design was characterized by a clean, minimalist aesthetic, emphasizing quality materials and ergonomics. The A8 also featured advanced safety equipment for its time, including ABS brakes and airbags.
Chassis & Braking
The A8 (D2) featured an advanced chassis design, incorporating aluminum construction in key areas to reduce weight. The suspension utilized an independent multi-link setup at the front and an independent trapezoidal lever setup at the rear, providing a comfortable ride and precise handling. Stabilizer bars were fitted front and rear to minimize body roll. Braking duties were handled by ventilated disc brakes on all four wheels, providing ample stopping power. The ABS system helped to maintain control during hard braking.
Market Reception & Comparison
The Audi A8 2.8 V6 quattro was generally well-received by automotive critics. It was praised for its comfortable ride, refined interior, and advanced technology. However, some critics noted that it lacked the outright performance of its V8-powered siblings. Compared to the 2.8-liter models with front-wheel drive, the quattro version offered superior handling and traction, justifying the price premium for many buyers. Fuel economy was reasonable for a luxury sedan of its size, but not exceptional. The 2.8 V6 offered a more affordable entry point into the A8 range than the V8 models, making it a popular choice for buyers who prioritized comfort and refinement over ultimate performance.
Legacy
The Audi A8 (D2) 2.8 V6 quattro remains a desirable classic car today. The ACK and APR engines are generally considered reliable, although regular maintenance is essential. Common issues include oil leaks and sensor failures. The quattro all-wheel drive system is robust and durable. The aluminum construction, while innovative, can be susceptible to corrosion in certain climates. Parts availability is generally good, although some specific components may be difficult to find. The D2 A8 represents a pivotal moment in Audi’s history, establishing the brand as a serious competitor in the luxury car segment. Well-maintained examples command a premium in the used car market, appealing to enthusiasts who appreciate its blend of luxury, technology, and all-weather capability.
