Get the Homie Hookup

5Deals

×

Get The Homie Hookup

No deals available at this time.

2026 Rivian R1S Tri Aftermarket Car Parts

Discover our selection of aftermarket car parts across multiple categories. From wheels and tires to suspension, performance upgrades, and exterior and interior enhancements, find everything you need to take your 2026 Rivian R1S Tri to the next level.

Wheels & Tires for a 2026 Rivian R1S Tri

Suspension Components & Accessories for a 2026 Rivian R1S Tri

Performance Parts for a 2026 Rivian R1S Tri

Interior & Exterior Parts for a 2026 Rivian R1S Tri

Seats & Safety

Shop Other Accessories

Information about the 2026 Rivian R1S Tri

What is the Bolt Pattern (PCD) for a 2026 Rivian R1S Tri?

5x139.7

What is the Center Bore / Hub Bore on a 2026 Rivian R1S Tri?

64.1mm

Does the 2026 Rivian R1S Tri use Lug Nuts or Lug Bolts?

Lug Nuts

What is the Thread Size on a 2026 Rivian R1S Tri?

M14x1.5

Our Top Brands

Motegi Wheels

Motegi WheelsTrack-inspired wheels delivering lightweight strength and performance-focused design at budget-friendly prices

BC RacingLeading the US coilover market, BC Racing offers high-quality, competitively priced coilovers.

ContinentalKnown for all-season, summer, and track tires, Continental offers performance and durability.

EBC BrakesEBC Brakes deliver trusted performance, from street pads to RP-X, making them our go-to for reliable braking, in any application.

See All Top Brands