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.

Performance and Energy

For information related to performance and energy, go to https://www.tesla.com/zh_tw/.

Range Labels

Long Range All Wheel Drive
Rear Wheel 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 2.4
Turning Circle (curb to curb) 12.13 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: 14.0" / 355 mm
Rear: 13.2" / 335 mm
Front Rotor thickness

New: 0.98" / 25 mm
Service limit: 0.91” / 23 mm
Rear Rotor thickness

New: 0.79" / 20 mm
Service limit: 0.71” / 18 mm
Lateral runout 0.050 mm
Chordal runout 0.040 mm
Disk thickness variation (DTV) 0.011 mm
AWD Front Brake Pad Thickness (excluding back plate) (Applies to AWD and RWD in the U.S.)

New: 0.393” / 10 mm
Service limit: 0.085” / 2.15 mm
RWD Front Brake Pad Thickness (excluding back plate) (Except in the U.S.)

New: 0.433” / 11 mm
Service limit: 0.102” / 2.6 mm
Rear Brake Pad Thickness (excluding back plate)

New: 0.354" / 9 mm
Service limit: 0.083 / 2.1 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

Lithium Ion Battery - Low Voltage Specifications
Rating

6.9 amp hour
Voltage

15.5V

Battery - High Voltage

For vehicles manufactured after approximately July 2025:
Battery - High VoltageSpecifications
TypeLiquid-cooled lithium ion (Li-ion)
Nominal Voltage

350 V DC

Temperature RangeDo not expose Model Y to ambient temperatures above 60° C or below -30° C for more than 24 hours at a time.

For vehicles manufactured before approximately July 2025:

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 60° C or below -30° C for more than 24 hours at a time.