2021 Tesla Model S Subsystems Owners Manual

2021 Tesla S logo

2021 Tesla Model S Subsystems

2021 Tesla S pro

Motor Type

 
Motor Type

Model S
Model X

Model S Plaid
Model X Plaid

Front and rear motor AC permanent magnet synchronous motor, liquid-cooled, with variable frequency drive AC permanent magnet synchronous motor, carbon-fiber-wrapped rotor, liquid-cooled, with variable frequency drive (2x motors in the rear)

Transmission

 
Type Model S Model S Plaid
Front transmission Single speed fixed gear, 7.5:1 Single speed fixed gear, 7.5:1. Enhanced lubrication
Rear transmission Single speed fixed gear, 9.0:1 Independent single speed fixed gear, 7.5:1. Dry sump lubrication

Steering

 
Steering Specifications
Type Variable ratio rack and pinion with electronic power steering, speed sensitive
Number of turns lock to lock 2.33
Turning Circle (curb to curb) 40.3 ft/12.3 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
Calipers Front: Four piston, fixed
Rear: Single piston, floating
Rotor Diameters (ventilated) Front: 14.96”/380 mm
Rear: 14.37”/365 mm
Front Rotor thickness New: 1.26”/32 mm
Service limit: 1.18”/30 mm
Rear Rotor thickness New: 1.10”/28 mm
Service limit: 1.02”/26 mm
Front Brake Pad Thickness (excluding back plate) New: 0.41”/10.5 mm (MIN)
Service limit: 0.09”/ 2.3 mm
Rear Brake Pad Thickness (excluding back plate) New: 0.33”/8.5 mm (MIN)
Service limit: 0.11”/ 2.7 mm
Parking brake Electrically actuated parking brake calipers

Suspension

 
Suspension Specifications
Front Independent, double wishbone, air spring with adaptive damper, stabilizer bar
Rear Independent, multi-link, air spring with adaptive damper, stabilizer bar

Battery – Low Voltage

 
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 407 V DC
Temperature Range Do not expose Model S to ambient temperatures above 149° F (65° C) or below -22° F (-30° C) for more than 24 hours at a time.

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