2023 Rivian R1S (20 inch wheels) Specs
1 powertrain configuration on federal record for the 2023 Rivian R1S (20 inch wheels): Electricity, rated up to 64 MPG combined by the EPA.
Source: EPA federal records (fueleconomy.gov) · Updated 2026-10-26 · By CarWhere Research
| Engine | Transmission | Drivetrain | City | Highway | Combined |
|---|---|---|---|---|---|
| Electricity | Automatic (A1) | All-Wheel Drive | 69 | 60 | 64 |
R1S (20 inch wheels) by year
Buying a used R1S (20 inch wheels)? Specs are the easy half.
then check the specific car: the Full VIN Report shows that VIN's factory build, recall record, and market history before you pay for it.
Frequently asked questions
What engines does the 2023 Rivian R1S (20 inch wheels) have?
One powertrain on federal record: Electricity, offered with Automatic (A1) and All-Wheel Drive. The full per-configuration table is above.
What gas mileage does the 2023 Rivian R1S (20 inch wheels) get?
EPA combined ratings run 64–64 MPG depending on configuration — the table above shows city/highway/combined for each engine, transmission, and drivetrain.
How do I get the specs for my exact VIN?
These are the federal-record configurations for the 2023 Rivian R1S (20 inch wheels) overall. For one specific vehicle — its exact engine, trim, factory options, and original window sticker — decode the 17-character VIN free at carwhere.com/tools/vin-decoder.
Where does this data come from?
The U.S. EPA's public vehicle dataset (fueleconomy.gov) — the federal record of every US-market configuration since 1984 — refreshed 2026-10-26. Public-domain data; republish with attribution to CarWhere (carwhere.com).