LIGIER JS F422
The second generation of the Ligier F4, the Ligier JS F422, takes over the Ligier JS F4. Lighter and longer, the Ligier JS F422 features enhanced safety innovations, including the Halo driver impact system.
The Ligier JS F422 has been selected by Parella Motorsports Holdings to be the exclusive model in the F4 U.S. Championship and will replace the Ligier JS F4 starting in 2024.
It will be powered by the Ligier Storm, a 1.65-liter, V4 engine developed by Ligier Automotive’s team of engineers. Other engines can also be installed in the Ligier JS F4 depending on the championship. Club racing eligible.
TECHNICAL DETAILS
Chassis and Bodywork
- 2022 FIA F4 Specification carbon composite monocoque
- Lightweight composite bodywork
- Adjustable front and rear wings
Dimensions and Weight
- Length: 4814 mm
- Width: 1740 mm
- Wheelbase: 2860 mm
- Weight: 530 kg
Suspension
- Double wishbone
- Pushrod adjustable ride
- Adjustable anti-roll bars
Engine
- Any homologated F4 FIA engine
- Max power output: 180 hp
- Ligier Storm, a 1.65-liter, V4 engine (F4 US Championship & FPUSA F4)
Gearbox
- SLR75 Sadev 6-speed sequential gearbox
- Pneumatic steering wheel paddle-shift system
Fuel System
- 64 Litres ATL
Steering
- Rack and pinion steering
- Quick release steering wheel
- Height adjustable column
- Safety collapsible steering column
Shocks
- JRI 2-Way Adjustable Dampers
- Coil Over Dampers
Brakes
- 4-piston monobloc PFC calipers
- Adjustable pedal box for position
- Cockpit adjustable brake bias
Electronics
- GEMS LDS3.5R LED color display with predictive lap dashboard
- CAN-Connected Camera with Data Overlay
- Wing Endplate Lights for enhanced visibility
Safety
- FIA specification 6-point harness
- FIA safety removable seat and harness
- On-board fire suppression system
- HANS compatible headrest
- Nose box crash structure
- Rear attenuator
- Wheel tethers, 2 per corner
- Zylon anti-intrusion side panels
- Cockpit halo bar
