Downsizing to 10 inches
Switching to compact 10-inch wheels with newly calculated uprights noticeably reduced rotating masses.
Season 2022
e04
Formula Student Electric · 10-inch concept · Dynamics debut
“Agility through lightweight design – the first dynamic points”
The switch to compact 10-inch wheels significantly reduced the rotating masses. Together with 44 kg of weight savings, the team scored the first dynamic points in its history.
e04 – First dynamic points for Campus Tirol Motorsport
Key facts
3.4 s
0–100 km/h
216 kg
Total weight
70 kW (≈ 95 PS)
Power
120 km/h
Top speed
RWD rear
Drivetrain
Highlights & innovations
An overview of the technical milestones and key innovations of this race car.
44 kg weight saving
A radical redesign of the battery and suspension brought the total weight down to 216 kg.
First dynamic points
The first dynamic points in the team’s history were scored at FS Netherlands.
Detailed assemblies
Technical parameters and assembly details for design judges, partners and fans.
Overall vehicle
- Weight: 216 kg
- Dimensions: 3.1 m × 1.45 m × 1.2 m
- Top speed: 120 km/h
- Wheelbase: 1,550 mm
- Power: 70 kW
High-voltage accumulator
- Self-developed battery system focused on weight reduction
- Voltage: 600 VDC (144s4p), capacity: 6.2 kWh
- Self-developed battery management system
Chassis
- Weight-reduced tubular steel space frame
- More accessible firewall
- Carbon seat adapted to the driver
Suspension
- 10-inch wheels
- Newly developed, smaller and lighter uprights
- Pushrod independent suspension with double wishbones
- Topology-optimized rockers on the rear axle
Aerodynamics
- Downforce-optimized aerodynamics package
- Self-built front, side and rear wings made of carbon
- Closed underbody with diffuser
Powertrain
- Independent PMSM wheel-hub motors
- Stepped planetary gearbox with a 13:1 ratio for each motor
- Total torque: 600 Nm
- Water cooling via additively manufactured motor housings and inverter cooling plates
Season achievements & trophies
First dynamic points– FS Netherlands 2022