2021 Giant

Roam 4 Disc

A 700c aluminum frame hybrid bike with modest components and mechanical disc brakes.
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Manufacturer Price

$600$650
FrameAluminum
SuspensionHardtail, 63mm
ForkSuntour NEX
Wheels700c Aluminum
Drivetrain2 × 7
GroupsetAltus, Tourney
BrakesMechanical Disc
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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)

33 mph

Roam 4 Disc

35 mph

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Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Compare the full Roam model range

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Sizing
SM

5'2" – 5'8"

MD

5'6" – 6'0"

LG

5'10" – 6'4"

XL

6'2" – 6'7"

Rider Fit Notes

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Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

ALUXX-Grade Aluminum, disc

ColorsBlack; Moss Green

Fork

SR Suntour NEX 700C, 63mm

Travel63mm

Spring TypeCoil

Shock

N/A

Spring TypeCoil

Bottom Bracket

Cartridge

Stem

Giant Sport

Handlebar

Giant Sport XC, 25.4

Saddle

Giant Sport Comfort

Seatpost

Giant D-Fuse, alloy

TypeRigid

Pedals

platform

Groupset
Rear Derailleur

Shimano Altus

Front Derailleur

Shimano Tourney

Crank

forged alloy, 30/46

Shifters

Shimano Altus

Cassette

Shimano HG200, 12x32, 7-speed

Chain

KMC Z7

Brakes

Tektro TKB-172 mechanical disc F[160 rotor] R[160 rotor]

TypeMechanical Disc

Brake Levers

Tektro TKB-172

Wheels
Rims

Giant GX03 wheelset

Spokes

Stainless

Front Hub

alloy disc, 32h, QR

Rear Hub

alloy disc, 32h, QR

Tires

Giant CrossCut, 700x42c, puncture protect

Rider Notes
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Last updated May 4