Save BIGon Rivian Wheel Deals!Special Over Stock Savings - Limited Time Only!

Search MY ACCOUNT

Paint Protection & Wraps

Learning Center

Customer Photos

Shop by Model
Paint Protection & Wraps
Learning Center
Customer Photos
Login

Search

Type to search...

R1T
R1S
R2
Rivian Commercial Van 500/700

Tesla Model 3
Tesla Model Y
Tesla Model S
Tesla Model X
Tesla Cybertruck

Mustang Mach-E
F150 Lightning

Taycan
e-Tron GT
e-tron / e-tron Sportback
Q4 e-tron

Lucid Air / Gravity
Chevy Silverado / GMC Sierra EV
Hummer EV
Cadillac Escalade IQ / IQL
Cadillac Lyriq
Polestar
Hyundai Ioniq
Jeep 4XE
BMW
Kia
Mercedes Benz
Toyota
Volkswagen (VW)
Volvo EV / Hybrids
Other EVs

⛺️ Tents / Racks

Roof Top Tents & Awnings
Cargo Racks
Bike Racks & Carriers
Ski & Canoe Sport Racks
Crossbars
Overland Recovery Gear
All Products

Rivian R1T Flip-Out Bed Extender Replacement Parts

R1E3800-BE

Rivian R1T Flip-Out Bed Extender Replacement Parts

$16.00 On Sale $16.00

Part

Bent Extrusion

Straight Extrusion

Outer Support (Bed Side )

Silver M6x1.0 - 40mm Button Head Hex 4mm

Silver M6x1.0 - 50mm Button Head Hex 4mm

Black M6x1.0 Nut - 3mm Height x 11 mm Drive

Inner Support (Center)

#10 16 -5/8" Phillips #1 Screw

Carabiner Straps

Latch Cradle - Right

Latch Cradle - Left

Spacer - ID/OD/L: 7mm / 12mm / 32.5mm Silver

Silver M5x0.75 - 50mm Button Head Hex 3mm

Silver M5x0.75 - 16mm Button Head Hex 3mm

Cotter Pin - 4mm Diameter x 55 mm Length

Latch Cradle Cover - Right

Latch Cradle Cover - Left

Torx T50 Bit

M5x0.75 Nyloc Nut

Part

Qty

Description

Service and replacement parts offered to EV Sportline customers for:

Team 1EV Flip-Out Bed Extender - RMaxx Exclusive No Drill / Bolt-on Design for Rivian R1T

You may also like

Police Upfitting Rivian / Lightning / Silverado
News & Blog
Photo Gallery
About
Affiliate Program
Contact
Privacy Policy
Shipping Policy
Return Policy
Terms & Conditions
Accessibility Statement
Warranty
BARGAIN BIN - SAVE $

SUBSCRIBE TO EV SPORTLINE NEWS

Email*

Call EV Sportline Customer Service at (678) 470-4004

Disclaimer
EV Sportline.com and the EV Sportline logo are trademarks of EV Sportline, Inc. All other company, product, or service names referenced on this website, including without limitation, Tesla, Porsche, Rivian and Ford, are used for identification purposes only and are the trademarks of their respective holders. Use of such trademarks does not imply any affiliation with or endorsement by the trademark holder.

©2025 EV Sportline All Rights Reserved

© 2026 EV Sportline - The Leader in Electric Vehicle Accessories.