Rivian R1S | Cargo, cabin, and generation fitment

Best Rivian R1S Accessories: Cargo, Cabin, and Fitment Guide

Compare R1S accessories for rear cargo protection, cabin organization, front trunk storage, charging, and exterior access. Rear cargo geometry is R1S specific even when cabin products are shared across the R1 family.

Updated July 2026Researched, not hands-on testedEditorial policy

R1S rear cargo fitment is not R1T bed fitment

Shared R1 cabin products can fit both vehicles, but the R1S cargo area and the R1T pickup bed are different. Gen 1 and Gen 2 front trunk and front fascia parts also need exact confirmation.

R1T fit verified

The reviewed listing explicitly names Rivian R1T.

Shared R1 cabin fit

The listing explicitly names both R1T and R1S for the stated years.

Confirm generation or bed

Gen 1, Gen 2, 4.5 ft bed, mounting point, or installed hardware matters.

Quick picks by accessory path

These are researched shopping paths, not hands-on rankings. Confirm exact fitment on the specific merchant listing.

EV Drip may earn a commission if you buy through links on this page, at no extra cost to you. Our picks are selected independently.

R1S all-weather cargo liner

Protecting the rear cargo floor

R1S 2022-2026

Installation effort: Easy

Check current options

R1S no-drill mud flaps

Reducing wheel spray and debris

R1S 2022-2026

Installation effort: Moderate

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Spigen console organizer

Making the deep console easier to use

R1T and R1S 2022-2026

Installation effort: Easy

Check current options

Gen 2 frunk mat

Protecting the front trunk

Gen 2 only, 2025-2026

Installation effort: Easy

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R1 aluminum running boards

Easier cabin access

R1T and R1S 2022-2026

Installation effort: Advanced

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Three screen protector set

Display glare and scratch protection

Gen 1 and Gen 2, 2021-2026

Installation effort: Easy

Check current options

Shop by need

Start with the use case, then verify the exact vehicle and hardware in the listing.

Protect the R1S cargo area

Choose liners shaped for the R1S rear trunk and confirm the model-year range on every contour-cut product.

R1S cargo setup guide

Protect and organize the cabin

Screen protection, charging, and console storage can fit both R1 vehicles when the listing explicitly names the correct years.

R1 cabin tech and screen protection guide

Match front trunk gear to the generation

The reviewed cooler organizer is for 2022-2024 vehicles, while the reviewed frunk mat is for Gen 2 vehicles produced in 2025-2026.

Gen 1 vs Gen 2 compatibility guide

Add exterior access carefully

Running boards and front license mounts depend on brackets, underbody clearance, and front fascia generation.

R1 running boards and mud flaps guide

Compatibility checklist

  1. 1The listing explicitly names Rivian R1S and the applicable model-year range.
  2. 2Rear cargo products show the R1S cargo floor, not the R1T pickup bed.
  3. 3Front trunk and front fascia products state Gen 1 or Gen 2 when geometry matters.
  4. 4Seat, cargo, roof, and crossbar accessories match the installed hardware and current Rivian load limits.
  5. 5Installation does not obstruct cameras, sensors, recovery points, airbags, or safety labels.
  6. 6The seller provides a usable return policy for fitment problems.

Follow Rivian owner guidance for accessory mounting, cargo loads, roof loads, recovery points, cameras, sensors, and electrical connections.

Installation difficulty

Easy · under 15 minutes

Removable liners, mats, organizer inserts, screen protectors, phone mounts, and portable cabin accessories.

Moderate · 15–60 minutes

Mud flaps, some paint-protection kits, lighting, wheel accessories, cargo hardware, and roof-system setup.

Professional or advanced DIY

Suspension, body panels, powered wiring changes, tow hardware, or work requiring torque procedures and safety-system access.

These are category-level planning ranges, not tested times for every product. Follow the product instructions and Rivian's current owner or service documentation.

Open Rivian support

Choose your Rivian

Frequently asked questions

Some cabin and front trunk accessories fit both when the listing explicitly names R1T and R1S. R1T bed mats do not fit the R1S rear cargo area.

First-party sources

Checked July 2026. Merchant pages, availability, and wording can change.

  • Rivian Gear ShopCurrent factory cargo and vehicle accessory reference.
  • Rivian SupportOwner guidance, vehicle documentation, and support topics.