The Chevrolet Corvette C7 ZR1, produced for the 2018 and 2019 model years, represents the pinnacle of performance for the seventh-generation Corvette. Positioned as the highest-performance variant of the C7, the ZR1 aimed to compete directly with world-class supercars. It built upon the already capable Grand Sport model, significantly increasing power and aerodynamic capabilities. The ZR1 was exclusively offered as a coupe, with a limited production run that cemented its status as a collector’s item. It utilized the C7’s aluminum space frame chassis and mid-engine layout, but with substantial upgrades to handle the increased output of its supercharged engine.
Technical Specifications
| Brand | Chevrolet |
| Model | Corvette |
| Generation | Corvette Coupe (C7) |
| Type (Engine) | ZR1 6.2 V8 (755 Hp) Automatic |
| Start of production | 2018 |
| End of production | 2019 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Coupe |
| Seats | 2 |
| Doors | 2 |
| Fuel consumption (economy) – urban | 19.6 l/100 km (12 US mpg, 14.4 UK mpg, 5.1 km/l) |
| Fuel consumption (economy) – extra urban | 11.8 l/100 km (19.9 US mpg, 23.9 UK mpg, 8.5 km/l) |
| Fuel consumption (economy) – combined | 15.7 l/100 km (15 US mpg, 18 UK mpg, 6.4 km/l) |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 60 mph | 2.85 sec |
| Weight-to-power ratio | 2.2 kg/Hp, 464.3 Hp/tonne |
| Weight-to-torque ratio | 1.7 kg/Nm, 595.9 Nm/tonne |
| Power | 755 Hp @ 6300 rpm |
| Power per litre | 122.5 Hp/l |
| Torque | 969 Nm @ 4400 rpm (714.7 lb.-ft. @ 4400 rpm) |
| Maximum engine speed | 6500 rpm |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | LT5 |
| Engine displacement | 6162 cm3 (376.03 cu. in.) |
| Number of cylinders | 8 |
| Engine configuration | V-engine |
| Cylinder Bore | 103.25 mm (4.06 in.) |
| Piston Stroke | 92 mm (3.62 in.) |
| Number of valves per cylinder | 2 |
| Fuel injection system | Direct injection and Multi-port manifold injection |
| Engine aspiration | Supercharger, Intercooler |
| Valvetrain | VVT |
| Engine oil capacity | 9.3 l (9.83 US qt | 8.18 UK qt) |
| Coolant | 13.1 l (13.84 US qt | 11.53 UK qt) |
| Kerb Weight | 1626 kg (3584.72 lbs.) |
| Trunk (boot) space – maximum | 425 l (15.01 cu. ft.) |
| Fuel tank capacity | 70 l (18.49 US gal | 15.4 UK gal) |
| Length | 4567 mm (179.8 in.) |
| Width | 1966 mm (77.4 in.) |
| Height | 1232 mm (48.5 in.) |
| Wheelbase | 2710 mm (106.69 in.) |
| Front track | 1636 mm (64.41 in.) |
| Rear (Back) track | 1615 mm (63.58 in.) |
| Minimum turning circle (turning diameter) | 12.2 m (40.03 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Drive wheel | Rear wheel drive |
| Number of gears and type of gearbox | 8 gears, automatic transmission |
| Front suspension | Double wishbone, Transverse stabilizer |
| Rear suspension | Double wishbone, Transverse stabilizer |
| Front brakes | Ventilated discs, 394 mm |
| Rear brakes | Ventilated discs, 388 mm |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | Front wheel tires: 285/30 ZR19 Rear wheel tires: 335/25 ZR20 |
| Wheel rims size | Front wheel rims: 10J x 19 Rear wheel rims: 12J x 20 |
Introduction
The Chevrolet Corvette C7 ZR1, launched for the 2018 model year, represented the ultimate expression of the C7 generation. It was designed to deliver uncompromising performance, rivaling exotic sports cars from around the world. Building on the foundation of the C7 platform – which debuted in 2014 – the ZR1 featured a significantly upgraded powertrain, enhanced aerodynamics, and track-focused chassis components. Production continued through 2019, with a relatively small number of units produced, making it a highly sought-after vehicle among Corvette enthusiasts. The ZR1 was exclusively available as a coupe, foregoing a convertible option to maximize structural rigidity.
Powertrain & Engine Architecture
At the heart of the ZR1 lies the LT5 6.2-liter supercharged V8 engine. This engine is a significant departure from the naturally aspirated engines found in other C7 Corvettes. The LT5 utilizes a 2.65-liter Eaton supercharger with four-lobe rotors, delivering an impressive 755 horsepower at 6,300 rpm and 715 lb-ft of torque at 4,400 rpm. The engine employs both direct injection and multi-port fuel injection, optimizing combustion efficiency and power delivery. The cylinder heads feature revised intake ports and valve springs to handle the increased airflow. The crankshaft, connecting rods, and pistons were also upgraded for increased durability. The ZR1 exclusively paired with an 8-speed automatic transmission, specifically calibrated for rapid shifts and optimal performance. This transmission features paddle shifters for manual control, allowing drivers to engage more directly with the powertrain. The transmission’s gear ratios were optimized to maximize acceleration and top speed.
Driving Characteristics
The ZR1’s driving experience is dominated by its immense power and responsive handling. The supercharged engine delivers a surge of torque across the entire rev range, providing exhilarating acceleration. The 8-speed automatic transmission shifts quickly and smoothly, contributing to the car’s impressive performance. Compared to the standard C7 or even the Grand Sport, the ZR1 offers a significantly more aggressive driving experience. While the Grand Sport focused on balanced performance, the ZR1 prioritizes outright speed. The ZR1’s suspension is tuned for track use, resulting in a firmer ride quality. However, it remains surprisingly compliant for street driving. The car’s aerodynamic enhancements, including a large rear wing and front splitter, generate substantial downforce, improving stability at high speeds. The ZR1’s steering is precise and communicative, providing the driver with confidence-inspiring feedback.
Equipment & Trim Levels
The ZR1 came standard with a comprehensive list of performance and luxury features. Standard equipment included a performance data recorder, heated and ventilated leather seats, a Bose premium audio system, and a dual-screen infotainment system. Optional extras included a carbon fiber interior trim package, a ZTK Performance Package (which added even more aggressive aerodynamics and a stiffer suspension), and various exterior color options. The interior featured unique ZR1 badging and exclusive trim materials to differentiate it from other C7 models. The standard seats provided excellent support for spirited driving, while the optional Competition Sport seats offered even greater bolstering.
Chassis & Braking
The ZR1 utilizes the C7’s aluminum space frame chassis, but with several key enhancements. The chassis was reinforced in critical areas to handle the increased power and aerodynamic loads. The suspension features Magnetic Ride Control, which allows for real-time damping adjustments based on road conditions and driving inputs. The ZR1 is equipped with Brembo carbon ceramic brakes, providing exceptional stopping power and fade resistance. The front brakes measure 394mm in diameter, while the rear brakes measure 388mm. The car also features an electronic limited-slip differential, optimizing traction and power delivery. The standard tires are Michelin Pilot Sport Cup 2 tires, designed for maximum grip on both the street and the track.
Market Reception & Comparison
The Chevrolet Corvette C7 ZR1 was widely praised by automotive critics for its exceptional performance and value. It was consistently compared to supercars costing significantly more, such as the Porsche 911 Turbo and the McLaren 720S. Critics lauded the ZR1’s powerful engine, responsive handling, and impressive braking performance. Fuel economy, while not a primary concern for ZR1 buyers, was reasonable for a car of its performance capabilities, averaging around 15 mpg combined. Reliability was generally good, although the ZR1’s complex powertrain required careful maintenance. Compared to the C7 Grand Sport, the ZR1 offered a substantial increase in power and performance, but at a higher price point. The Grand Sport provided a more balanced driving experience, while the ZR1 was focused on outright speed.
Legacy
The Chevrolet Corvette C7 ZR1 has quickly become a modern classic, highly sought after by collectors and enthusiasts. Its combination of extreme performance, relatively affordable price, and iconic Corvette styling has cemented its place in automotive history. The LT5 engine is considered a masterpiece of engineering, and the ZR1’s aerodynamic enhancements set a new standard for Corvette performance. On the used car market, ZR1 values have remained strong, reflecting the car’s rarity and desirability. The ZR1’s powertrain is generally considered reliable, but regular maintenance is essential to ensure its longevity. The C7 ZR1 represents the culmination of the C7 generation, and it serves as a testament to Chevrolet’s commitment to performance and innovation.
