1998-2000 Opel Astra G Classic 1.6 (75 Hp)

Technical Specifications

Brand Opel
Model Astra
Generation Astra G Classic
Type (Engine) 1.6 (75 Hp)
Start of production October, 1998
End of production June, 2000
Powertrain Architecture Internal Combustion engine
Body type Sedan
Seats 5
Doors 4
Fuel consumption (urban) 9.7 l/100 km (24.2 US mpg, 29.1 UK mpg, 10.3 km/l)
Fuel consumption (extra urban) 5.8 l/100 km (40.6 US mpg, 48.7 UK mpg, 17.2 km/l)
Fuel consumption (combined) 7.2 l/100 km (32.7 US mpg, 39.2 UK mpg, 13.9 km/l)
CO2 emissions 173 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 14.5 sec
Acceleration 0 – 62 mph 14.5 sec
Acceleration 0 – 60 mph 13.8 sec
Maximum speed 170 km/h (105.63 mph)
Emission standard Euro 2
Weight-to-power ratio 14.7 kg/Hp, 67.9 Hp/tonne
Weight-to-torque ratio 8.6 kg/Nm, 115.8 Nm/tonne
Power 75 Hp @ 5200 rpm
Power per litre 46.9 Hp/l
Torque 128 Nm @ 2800 rpm (94.41 lb.-ft. @ 2800 rpm)
Engine layout Front, Transverse
Engine Model/Code X16SZR
Engine displacement 1598 cm3 (97.52 cu. in.)
Number of cylinders 4
Engine configuration Inline
Cylinder Bore 79 mm (3.11 in.)
Piston Stroke 81.5 mm (3.21 in.)
Compression ratio 9.6:1
Number of valves per cylinder 4
Fuel injection system Multi-port manifold injection
Engine aspiration Naturally aspirated engine
Valvetrain SOHC
Engine oil capacity 3.25 l (3.43 US qt, 2.86 UK qt)
Coolant 5.8 l (6.13 US qt, 5.1 UK qt)
Kerb Weight 1105 kg (2436.11 lbs.)
Max. weight 1625 kg (3582.51 lbs.)
Max load 520 kg (1146.4 lbs.)
Trunk (boot) space – minimum 460 l (16.24 cu. ft.)
Fuel tank capacity 52 l (13.74 US gal, 11.44 UK gal)
Max. roof load 100 kg (220.46 lbs.)
Permitted trailer load with brakes (12%) 1000 kg (2204.62 lbs.)
Permitted trailer load without brakes 570 kg (1256.63 lbs.)
Permitted towbar download 75 kg (165.35 lbs.)
Length 4252 mm (167.4 in.)
Width 1709 mm (67.28 in.)
Width including mirrors 1967 mm (77.44 in.)
Height 1425 mm (56.1 in.)
Wheelbase 2606 mm (102.6 in.)
Front track 1464 mm (57.64 in.)
Rear (Back) track 1452 mm (57.17 in.)
Front overhang 791 mm (31.14 in.)
Rear overhang 855 mm (33.66 in.)
Ride height (ground clearance) 130 mm (5.12 in.)
Drag coefficient (Cd) 0.29
Minimum turning circle (turning diameter) 10.8 m (35.43 ft.)
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 suspension Independent, type McPherson with coil spring and anti-roll bar
Rear suspension Semi-independent, coil spring
Front brakes Ventilated discs
Rear brakes Drum
Assisting systems ABS (Anti-lock braking system)
Steering type Steering rack and pinion
Power steering Hydraulic Steering
Tires size 185/65 R15; 195/60 R15
Wheel rims size 6.5J x 15; 7J x 15

The Opel Astra G Classic 1.6 (75 hp) represented a core offering within the Astra G range, a generation that significantly boosted Opel’s presence in the compact car segment. Introduced as a more affordable alternative to higher-spec models, the 1.6-liter version was aimed at buyers prioritizing practicality and economy. The “Classic” designation denoted a facelift applied in 1998, bringing subtle styling updates and improvements to the interior. This model was primarily sold in Europe, where it competed with rivals like the Volkswagen Golf, Ford Focus, and Peugeot 306.

Powertrain & Engine Architecture

At the heart of the Astra G Classic 1.6 was the X16SZR engine, a 1.6-liter inline-four cylinder petrol engine. This engine featured a single overhead camshaft (SOHC) valvetrain and multi-port fuel injection. The X16SZR was a relatively simple and robust design, known for its reliability. It produced 75 horsepower at 5200 rpm and 128 Nm (94.41 lb-ft) of torque at 2800 rpm. The engine’s design prioritized fuel efficiency over outright performance. The 5-speed manual transmission was the standard offering, providing adequate gear ratios for everyday driving. The transmission was a conventional setup, designed for durability and ease of maintenance.

Driving Characteristics

The Astra G Classic 1.6, with its 75 hp output, offered modest performance. Acceleration from 0 to 100 km/h (0-62 mph) took around 14.5 seconds, and top speed was limited to 170 km/h (105.63 mph). Compared to higher-powered Astra G variants, such as those equipped with the 1.8 or 2.0-liter engines, the 1.6 felt noticeably slower, particularly when fully loaded or tackling inclines. The 5-speed manual transmission helped to keep the engine in its optimal power band, but the lack of significant low-end torque meant frequent downshifts were often necessary. The steering was light and responsive, making it easy to maneuver in urban environments. The suspension provided a comfortable ride, although it wasn’t particularly sporty.

Equipment & Trim Levels

The Astra G Classic 1.6 typically came with a basic level of equipment. Standard features generally included power steering, central locking, and a basic audio system. Interior upholstery was typically cloth, and the dashboard featured a functional, if somewhat utilitarian, design. Optional extras included air conditioning, electric windows, and upgraded audio systems. Trim levels varied slightly depending on the market, but the 1.6-liter model generally represented the entry point to the Astra G Classic range. It was designed to appeal to buyers who prioritized value for money over luxury features.

Chassis & Braking

The Astra G Classic 1.6 utilized a McPherson strut front suspension and a semi-independent coil spring rear suspension. This setup provided a good balance between ride comfort and handling. The front brakes were ventilated discs, offering adequate stopping power, while the rear brakes were drums. ABS (Anti-lock Braking System) was often included as standard equipment, enhancing safety. The chassis was relatively lightweight, contributing to the car’s fuel efficiency. The steering was a rack and pinion system with hydraulic power assistance, providing a responsive and easy driving experience.

Market Reception & Comparison

The Astra G Classic 1.6 was generally well-received as an affordable and reliable family car. Critics praised its fuel economy and practicality, but noted its lack of performance compared to higher-spec models. Compared to the 1.8-liter and 2.0-liter Astra G variants, the 1.6 offered significantly lower running costs but at the expense of driving enjoyment. The 1.6 was also often compared to diesel-powered Astra G models, such as the 1.7 TDI, which offered superior fuel economy but a different driving experience. The 1.6’s simplicity and robust design made it a popular choice for first-time car buyers and those seeking a dependable vehicle.

Legacy

The Opel Astra G Classic 1.6 (75 hp) has proven to be a relatively durable and reliable vehicle. The X16SZR engine is known for its longevity, and parts availability remains good. In the used car market, these models are often sought after as affordable and practical transportation. While not a performance icon, the Astra G Classic 1.6 holds a place as a dependable and economical car that served a significant role in Opel’s success during the late 1990s and early 2000s. Its simplicity and robust construction continue to make it a viable option for budget-conscious buyers today.

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