2021 Tesla Model S Subsystems
Motor Type
Motor Type |
Model S |
Model S 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. |