Subsystems

Motor Type(s)

Rear motor: AC permanent magnet synchronous motor, liquid-cooled, with variable frequency drive.

Front motor (AWD vehicles): AC induction motor, liquid-cooled, with variable frequency drive.

Transmission


Transmission	Specifications
Type	Single speed fixed gear
Gearbox Ratio	9:1

Steering


Steering	Specifications
Type	Rack and pinion with electronic power steering, speed sensitive
Number of turns lock to lock	2.00
Turning Circle (curb to curb)	39.8 ft (12.1 m)

Brakes


Brakes	Specifications
Type	4-wheel anti-lock braking system (ABS) with Electronic Brake Force Distribution, Integrated Advanced Stability Control and Electronic Accelerator pedal actuated regenerative braking system
Rotor Diameter (ventilated)	Front (non-Performance): 14.0"/355 mm Front (Performance): 14.0"/355 mm Rear (non-Performance): 13.2"/335 mm Rear (Performance): 13.2”/335 mm
Front Rotor thickness	New (non-performance): 0.98"/25 mm New (performance): 0.98"/25 mm Service limit (non-performance): 0.91”/23 mm Service limit (performance): 0.91"/23 mm
Rear Rotor thickness	New (non-performance): 0.79"/20 mm New (performance - Mando calipers): 0.79"/20 mm New (performance - Brembo calipers): 0.87"/22 mm Service limit (non-performance): 0.71”/18 mm Service limit (performance - Mando calipers): 0.71"/18 mm Service limit (performance - Brembo calipers): 0.79"/20 mm
Lateral runout	0.050 mm
Chordal runout	0.040 mm
Disk thickness variation (DTV)	0.010 mm
Front Brake Pad Thickness (excluding back plate)	New: 0.393"/10 mm Service limit: 0.085"/2.15 mm
Rear Brake Pad Thickness (excluding back plate)	New: 0.354"/9 mm Service limit: 0.078"/2 mm
Performance Front Brake Pad Thickness (excluding back plate)	New: 0.393"/10 mm Service limit: 0.085"/2.15 mm
Performance Rear Brake Pad Thickness (excluding back plate)	New: 0.354"/ 9 mm Service limit: 0.071"/1.8 mm
Parking brake	Electrically actuated parking brake integrated into rear caliper

Suspension


Suspension	Specifications
Front	Independent, double wishbone, coil spring/telescopic damper, stabilizer bar
Rear	Independent, multi-link, coil spring/telescopic damper

Battery - Low Voltage


Lead Acid Battery - Low Voltage	Specifications
Rating	45 amp hour
Voltage and Polarity	12V


Lithium Ion Battery - Low Voltage	Specifications
Rating	6.9 amp hour
Voltage	15.5V

Battery - High Voltage


Battery - High Voltage	Specifications
Type	Liquid-cooled lithium ion (Li-ion)
Nominal Voltage	345 V DC
Temperature Range	Do not expose Model Y to ambient temperatures above 140° F (60° C) or below -22° F (-30° C) for more than 24 hours at a time.