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2025 Cairn

E-Adventure 1.0 Rival

An aluminum frame gravel e-bike with upper mid-range components and sram rival hydraulic disc brakes.

Weight31.5 lbs  
FrameAluminum
SuspensionRigid
ForkCarbon
Wheels700c Aluminum
Drivetrain1 × 11
GroupsetRival
MotorFazua 250W 55Nm mid-drive
BrakesSRAM Rival Hydraulic Disc
View on cairncycles.comLearn about Cairn
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Insights
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

35 mph

E-Adventure 1.0 Rival

36 mph

Similar Bikes

Highest gear

(descending)

Reviews
Bikerumor
Cairn E-Adventure Gravel Bike gets More Affordable Rival Edition

Oct 2023 · Tyler Benedict

With up to 120km of range and mounts for gear, the new mechanical SRAM Rival build keeps it simple with solid wheels and cockpit, too.

Read Review

ebiketips
Cairn E-Adventure Rambler

Sep 2023

Verdict: A versatile e-gravel bike that will tackle anything you ride it on

Read Review

EMTB Forums
The versatile Cairn E-Adventure 1.0 Rambler Edition is a lightweight, 13-speed adventure machine!

Nov 2022 · Iamandisykes

The new Cairn E-Adventure 1.0 Rambler Edition is a Fazua-powered drop bar bike that proves you don't need an eMTB to go off-road.

Read Review

Specs
Build
Frame

6061-T6 alloy with Top Tube integrated Fazua touch remote. 12x142mm rear spacing.

Fork

Full Carbon (max tyre clearance 700x45c). 12x100mm spacing.

Stem

Cairn Adventure 6061-T6 XS/S/M 70mm, L/XL 90mm

Handlebar

Ritchey RL1 Balquiano - 42cm Width, Drop 118mm, Reach 73mm, Drop flare 12°

Saddle

DDK Cairn

Seatpost

Cairn 6061 Alloy 27.2mm

TypeRigid

Groupset
Rear Derailleur

SRAM Rival Long Cage 11 Speed

Crank

Miranda Delta Alloy w/44t Spider

Shifters

SRAM Rival 11 Speed

Cassette

Sunrace CSMS8 11-42t

Chain

KMC E11S

Brakes

SRAM Rival Hydraulic Brake Lever

TypeSRAM Rival Hydraulic Disc

Wheels
Rims

HUNT 4 Season Gravel X-Wide rim, HUNT E-Gravel Hub, Pillar Triple Butted Spokes.

Tires

Vittoria Terreno Dry 700x38c

Disc Rotors

SRAM Centreline 160mm

Electric Components
Motor

Fazua Ride 50 Street Drivepack 250W

Rider Notes
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First added October 25

Last updated June 13