The Vauxhall Astra Mk III Estate 1.7 TD, produced from 1991 to 1998, represented a practical and economical choice within the broader Astra Mk III (H-series) range. Positioned as the diesel-powered variant of the estate body style, it catered to buyers prioritizing fuel efficiency and load-carrying capacity. This model occupied the lower to mid-range of the Mk III lineup, offering a more affordable alternative to the petrol-powered versions and the later, more powerful diesel options. The Mk III Astra, and specifically the estate, was a significant model for Vauxhall in the UK market, offering a competitive family vehicle in a segment dominated by Ford and other European manufacturers.
Technical Specifications
| Brand | Vauxhall |
| Model | Astra |
| Generation | Astra Mk III Estate |
| Type (Engine) | 1.7 TD (82 Hp) |
| Start of production | 1991 |
| End of production | 1998 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 6.9 l/100 km (34.1 US mpg, 40.9 UK mpg, 14.5 km/l) |
| Fuel consumption (extra urban) | 4.8 l/100 km (49 US mpg, 58.9 UK mpg, 20.8 km/l) |
| Fuel consumption (combined) | 6.1 l/100 km (38.6 US mpg, 46.3 UK mpg, 16.4 km/l) |
| CO2 emissions | 162 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 13.5 sec |
| Acceleration 0 – 62 mph | 13.5 sec |
| Acceleration 0 – 60 mph | 12.8 sec |
| Maximum speed | 172 km/h (106.88 mph) |
| Weight-to-power ratio | 13.7 kg/Hp, 73.2 Hp/tonne |
| Weight-to-torque ratio | 6.7 kg/Nm, 150 Nm/tonne |
| Power | 82 Hp @ 4400 rpm |
| Power per litre | 48.6 Hp/l |
| Torque | 168 Nm @ 2400 rpm (123.91 lb.-ft. @ 2400 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | X17DT |
| Engine displacement | 1686 cm3 (102.89 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Number of valves per cylinder | 2 |
| Engine aspiration | Turbocharger |
| Engine oil capacity | 4.5 l (4.76 US qt | 3.96 UK qt) |
| Coolant capacity | 6.8 l (7.19 US qt | 5.98 UK qt) |
| Kerb Weight | 1120 kg (2469.18 lbs.) |
| Max. weight | 1590 kg (3505.35 lbs.) |
| Max load | 470 kg (1036.17 lbs.) |
| Trunk (boot) space – minimum | 500 l (17.66 cu. ft.) |
| Fuel tank capacity | 50 l (13.21 US gal | 11 UK gal) |
| Length | 4280 mm (168.5 in.) |
| Width | 1688 mm (66.46 in.) |
| Height | 1481 mm (58.31 in.) |
| Wheelbase | 2520 mm (99.21 in.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the front wheels of the vehicle. |
| Drive wheel | Front wheel drive |
| Number of gears and type of gearbox | 5 gears, manual transmission |
| Front brakes | Ventilated discs |
| Rear brakes | Drum |
| Tires size | 175/70 R13 |
| Wheel rims size | 13 |
Powertrain & Engine Architecture
The heart of the Astra Mk III Estate 1.7 TD was the Isuzu-sourced X17DT diesel engine. This 1.7-liter inline-four cylinder engine featured a turbocharger and indirect injection. The X17DT was a common engine in many European vehicles of the era, known for its durability and relatively simple mechanical design. The indirect injection system, while less efficient than direct injection, contributed to quieter operation and reduced emissions for the time. The engine produced 82 horsepower at 4400 rpm and 168 Nm (124 lb-ft) of torque at 2400 rpm. The five-speed manual transmission was the only gearbox option available with this engine, providing a balance between fuel economy and usability. The engine’s layout was front transverse, a common configuration for front-wheel-drive vehicles.
Driving Characteristics
The 1.7 TD-powered Astra Estate was not designed for outright performance. Acceleration was modest, taking around 13.5 seconds to reach 62 mph. However, the turbocharger provided a noticeable boost in power once spooled up, making it reasonably capable for overtaking on the open road. The manual transmission’s gear ratios were geared towards maximizing fuel economy, with taller gearing in the upper gears. Compared to the petrol-powered Astra Estates, the 1.7 TD offered significantly better fuel economy, but at the expense of acceleration and refinement. The diesel engine was also noticeably louder and produced more vibration than its petrol counterparts. The handling was typical of front-wheel-drive cars of the era – safe and predictable, but not particularly engaging.
Equipment & Trim Levels
The 1.7 TD Estate typically came with a fairly basic level of equipment. Standard features generally included central locking, power steering, and a basic stereo system. Interior upholstery was typically cloth, and the dashboard was constructed from durable plastics. Optional extras included electric windows, a sunroof, and upgraded stereo systems. Trim levels were relatively limited, with the 1.7 TD often representing the entry-level diesel option. The focus was on practicality and affordability, rather than luxury.
Chassis & Braking
The Astra Mk III Estate utilized a MacPherson strut front suspension and a torsion beam rear suspension. This setup provided a comfortable ride, although it wasn’t particularly sporty. The front brakes were ventilated discs, providing adequate stopping power, while the rear brakes were drums. This combination was typical for vehicles in this price range during the 1990s. Stabilizer bars were fitted to both the front and rear axles to reduce body roll during cornering. The suspension was tuned to prioritize ride comfort and load-carrying capacity, reflecting the estate’s intended role as a family vehicle.
Market Reception & Comparison
The Astra Mk III Estate 1.7 TD was generally well-received by critics as a practical and economical family vehicle. Its fuel efficiency was a major selling point, particularly in Europe where diesel fuel was often cheaper than petrol. Compared to other diesel estates of the time, such as the Ford Escort Estate, the Astra offered a competitive level of space, fuel economy, and reliability. However, some critics noted the engine’s lack of refinement and the car’s somewhat basic interior. The 1.7 TD was often seen as a sensible choice for those who prioritized practicality and running costs over performance and luxury.
Legacy
The X17DT engine, while not known for being particularly high-tech, proved to be remarkably durable and reliable. Many Astra Mk III Estates with this engine are still on the road today, testament to its robust construction. In the used car market, these vehicles are often sought after by those looking for an affordable and dependable workhorse. Maintenance costs are generally low, and parts availability is still reasonably good. However, potential buyers should be aware of the age-related issues common to vehicles of this era, such as corrosion and wear and tear on suspension components. The Astra Mk III Estate 1.7 TD remains a popular choice for those seeking a classic, economical, and practical estate car.
