2017 Toyota Sienna Specifications Overview

The 2017 Toyota Sienna is certified across 2 configurations with 3.5L 6-Cylinder Engine powertrain options. Available drivetrain layouts include Front-Wheel Drive, All-Wheel Drive paired with Automatic (S8). EPA classified under the Minivan - 2WD / Minivan - 4WD size category.

Engine / Motors
3.5L
3.5L 6-Cylinder Engine
Drivetrain Options
2 Drivetrains
Front-Wheel Drive, All-Wheel Drive
Transmissions
S8
Automatic (S8)
Vehicle Classification
Minivan - 2WD
Official EPA regulatory class

Certified Powertrain & Transmission Configurations (2)

Official laboratory certification specifications for each factory engine, transmission, and drivetrain permutation

Configuration / Model Engine & Displacement Cylinders Induction / Tech Transmission Drivetrain Fuel System
Sienna 2WD Minivan - 2WD 3.5L 6-Cylinder Engine 6 Naturally Aspirated Automatic (S8) Front-Wheel Drive Regular
Sienna AWD Minivan - 4WD 3.5L 6-Cylinder Engine 6 Naturally Aspirated Automatic (S8) All-Wheel Drive Regular
EPA Certification Standards: Powertrain and transmission specifications represent official laboratory configuration records filed under 40 CFR Part 600. For detailed fuel economy ratings, electric range, and annual fuel costs, explore the 2017 Toyota Sienna MPG & Range Report.

Regulatory Classification & Safety Architecture

Federal classification standards and standard active driver assistance system capabilities

EPA Regulatory Size Class

  • Minivan - 2WD
  • Minivan - 4WD

NHTSA NCAP Body Formats

  • 2017 Toyota Sienna VAN FWD
  • 2017 Toyota Sienna VAN AWD

Active Safety Technology

Evaluated under federal safety compliance standards.

Official US Government Data Provenance

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.