Updated April 2026

Rivian R1S Accessories Guide

The best aftermarket parts for the R1S — focused on family, cargo, travel, and daily driving. For complete R1S-specific coverage, also visit R1SParts.com.

3D MAXpider Floor Mats R1S

1. 3D MAXpider KAGU Floor Mats

The single best upgrade for any R1S. Three-layer XPE foam construction with custom 3D-scanned fit. Anti-skid backing stays put. Carbon fiber texture. Covers front and rear rows — essential for families with kids tracking in mud and snacks.

Pros

  • Custom 3D-scanned fit for R1S
  • Three-layer waterproof construction
  • Covers all rows
  • Easy to clean — hose off and go

Cons

  • Premium pricing (~$250+)
  • Shows scuffs over time
  • Limited color options
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WeatherTech Cargo Liner R1S

2. WeatherTech Cargo Liner

The R1S trunk area is generous but unprotected. WeatherTech's cargo liner is laser-measured with raised edges to contain groceries, muddy boots, wet dogs, and everything else. Especially useful for road trips and outdoor families.

Pros

  • Laser-measured for R1S cargo area
  • Raised edges contain spills
  • Made in USA
  • Lifetime limited warranty

Cons

  • Stiff material when new
  • Premium price point
  • Only available in black/tan
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Spigen Screen Protector Rivian R1S

3. Spigen Tempered Glass Screen Protector

The R1S infotainment screen is a fingerprint magnet. Spigen's 9H tempered glass protects against scratches from rings and keys while the oleophobic coating makes fingerprints easy to wipe. Alignment kit included for a bubble-free install.

Pros

  • 9H hardness rating
  • Oleophobic coating
  • Includes alignment kit
  • Crystal-clear transparency

Cons

  • Can crack on hard impact
  • Slight added glare possible
  • One-time use — no reapplying
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Rivian R1S Gear Tunnel Organizer

4. Gear Tunnel Shuttle & Organizer

The gear tunnel is one of the R1S's best features — don't waste it. OEM and aftermarket organizers with slide-out trays, dividers, and padded inserts turn this space from "stuff we shove in there" to actual organized storage.

Pros

  • Maximizes the unique gear tunnel
  • Slide-out access
  • Padded inserts protect gear
  • Multiple organizer options available

Cons

  • OEM shuttle is expensive
  • Aftermarket options still limited
  • Some require minor DIY fitting
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YAKIMA Roof Rack R1S

5. YAKIMA Crossbar / Roof Rack System

The R1S roofline works well with YAKIMA crossbars for bikes, kayaks, cargo boxes, and ski carriers. Aerodynamic profile keeps wind noise down. T-slot mounting works with the factory rails.

Pros

  • Aerodynamic design
  • Works with factory roof rails
  • Wide accessory ecosystem
  • Strong aluminum build

Cons

  • Impact on range (~5-10% with cargo box)
  • Attachments sold separately
  • Higher price than generic options
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Tesmanian Floor Mats R1S

6. Tesmanian All-Weather Floor Mats

A solid alternative to 3D MAXpider at a lower price point. Tesmanian's TPE floor mats are BPA-free, odorless, and designed specifically for EVs. Raised lip contains spills. Available in R1S-specific fitment.

Pros

  • EV-specific design
  • BPA-free, odorless material
  • Lower price than premium brands
  • Raised lip spill containment

Cons

  • Thinner than 3D MAXpider
  • Newer brand
  • Limited retailer availability
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R1S Accessories Comparison

ProductCategoryPrice RangePriorityLink
3D MAXpider Floor MatsInterior$180–$300EssentialShop
WeatherTech Cargo LinerCargo$100–$200HighShop
Spigen Screen ProtectorInterior$15–$30HighShop
Gear Tunnel OrganizerStorage$50–$400MediumShop
YAKIMA CrossbarsExterior$200–$500If you haulShop
Tesmanian Floor MatsInterior$120–$200Budget pickShop