
McLAREN MCL35M Technical Specification
Find out more about the tech in our 2021 F1 car
Get under the skin of the McLaren MCL35MÂ Formula 1Â car.
CHASSIS
|  | Monocoque | Carbon fibre composite, incorporating driver controls and fuel cell |
|  | Safety structures | Cockpit survival cell incorporating impact resistant construction and anti-penetration panels, front impact structure, prescribed side impact structures, integrated rear impact structure, front and rear roll structures, Halo secondary roll structure, driver headrest protection and safety seat |
|  | Bodywork | Carbon-fibre composite, including engine cover, sidepods, deflector, floor, nose, front wing and rear wing with driver-operated drag reduction system |
|  | Front suspension | Carbon-fibre wishbone and pushrod suspension elements operating inboard torsion bar and damper system |
|  | Rear suspension | Carbon-fibre wishbone and steel pullrod suspension elements operating inboard torsion bar and damper system |
|  | Weight | Overall vehicle weight 752 kg (including driver, excluding fuel) |
| Â | Â | Weight distribution between 45.4% and 46.4% on front axle |
|  | Electronics | McLaren Applied. Including chassis control, power unit control, data acquisition, sensors, data analysis |
|  | Instruments | McLaren Applied steering wheel display |
|  | Brake system | 6 piston brake calipers with front / rear master cylinders |
|  |  | ‘Brake by wire’ rear brake control system |
| Â | Â | Carbon-carbon ventilated discs and pads |
|  | Steering | Power-assisted rack and pinion |
|  | Tyres | Pirelli P Zero |
|  | Race wheels | Enkei |
|  | Paint | AkzoNobel Sikkens products |
|  | Cooling systems | Charge air, engine oil, gearbox oil, hydraulic oil, water, and ERS cooling systems |
|  | Advanced manufacturing | Stratasys 3D Printing & Additive Manufacturing Mazak Advanced Technology Solutions |
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POWER UNIT
|  | Power unit type | Mercedes-AMG M12 E Performance |
|  | Minimum weight | 150 kg |
|  | Primary PU components | Internal Combustion Engine (ICE) |
|  |  | Motor Generator Unit – Kinetic (MGU-K)  |
|  |  | Motor Generator Unit – Heat (MGU-H) |
| Â | Â | Energy Store (ES)Â |
| Â | Â | Turbocharger |
| Â | Â | Â |
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INTERNAL COMBUSTION ENGINE
|  | Capacity | 1.6 litres |
|  | Cylinders | Six |
|  | Bank angle | 90-degree vee angle  |
|  | No of valves  | 24 |
|  | Max speed | 15,000 rpm |
|  | Max fuel flow rate | 100 kg/hour (above 10,500 rpm) |
|  | Fuel consumption | 110 kg ‘lights to flag’ regulated fuel capacity limit |
|  | Fuel injection | Direct injection, single injector per cylinder, 500 bar max |
|  | Pressure charging | Single-stage compressor and exhaust turbine, common shaft |
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ENERGY RECOVERY SYSTEM
|  | Architecture | Integrated Hybrid energy recovery via Motor Generator Units |
| Â | Â | Crankshaft coupled electrical MGU-KÂ |
| Â | Â | Turbocharger coupled electrical MGU-H |
|  | Energy store | Lithium-Ion battery, between 20 and 25 kg |
| Â | Â | Maximum energy storage, 4 MJ per lap |
| Â | MGU-K | Maximum speed, 50,000 rpm |
| Â | Â | Maximum power, 120 kW |
| Â | Â | Maximum energy recovery, 2 MJ per lap |
| Â | Â | Maximum energy deployment, 4 MJ per lap |
| Â | MGU-H | Maximum speed 125,000 rpm |
| Â | Â | Maximum power, unlimited |
| Â | Â | Maximum energy recovery, unlimited |
| Â | Â | Maximum energy deployment, unlimited |
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TRANSMISSION
|  | Gearbox | Carbon fibre composite main case, longitudinally mounted drive train |
|  | Gear ratios | Eight forward and one reverse |
|  | Gear selection | Electro-hydraulically operated seamless shift |
| Â | Differential | Epicyclic with limited slip by multi-plate friction stack |
|  | Clutch | Electro-hydraulically operated, carbon multi-plate |
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LOGISTICS
|      Transport | Volvo Trucks |  |
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Charge air, engine oil, gearbox oil, hydraulic oil, water, and ERS cooling systems



