2021 Lexus LS Specifications Overview
The 2021 Lexus LS is certified across 4 configurations with 3.5L Gas-Electric Hybrid Engine, 3.4L 6-Cylinder Engine powertrain options. Available drivetrain layouts include Rear-Wheel Drive, All-Wheel Drive paired with Automatic (AV-S10) or Automatic (S10). EPA classified under the Midsize Cars size category.
Certified Powertrain & Transmission Configurations (4)
Official laboratory certification specifications for each factory engine, transmission, and drivetrain permutation
| Configuration / Model | Engine & Displacement | Cylinders | Induction / Tech | Transmission | Drivetrain | Fuel System |
|---|---|---|---|---|---|---|
| LS 500h Midsize Cars | 3.5L Gas-Electric Hybrid Engine | 6 | Hybrid Electric Assist | Automatic (AV-S10) | Rear-Wheel Drive | Premium |
| LS 500h AWD Midsize Cars | 3.5L Gas-Electric Hybrid Engine | 6 | Hybrid Electric Assist | Automatic (AV-S10) | All-Wheel Drive | Premium |
| LS 500 Midsize Cars | 3.4L 6-Cylinder Engine | 6 | Naturally Aspirated | Automatic (S10) | Rear-Wheel Drive | Premium |
| LS 500 AWD Midsize Cars | 3.4L 6-Cylinder Engine | 6 | Naturally Aspirated | Automatic (S10) | All-Wheel Drive | Premium |
Regulatory Classification & Safety Architecture
Federal classification standards and standard active driver assistance system capabilities
EPA Regulatory Size Class
- Midsize Cars
NHTSA NCAP Body Formats
- 2021 Lexus LS 500 4 DR AWD
- 2021 Lexus LS 500h 4 DR AWD
- 2021 Lexus LS 500 4 DR RWD
- 2021 Lexus LS 500h 4 DR RWD
Active Safety Technology
Evaluated under federal safety compliance standards.
Powertrain, transmission, drivetrain, and regulatory classification specifications on this page are derived directly from the United States Environmental Protection Agency (EPA) and National Highway Traffic Safety Administration (NHTSA) official laboratory certification registries.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.