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2018 Giant Fathom 29 2

Launched at $1,070

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What a used one is worth

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New

$466

$281 to $579

Like new

$442

$267 to $550

Excellent

$419

$253 to $521

Good

$349

$211 to $435

Fair

$256

$155 to $319

For parts

$140

$84 to $174

From the launch price, aged to 2026 and adjusted for condition. Guidance from our catalog, not an appraisal.

Overview

Brand
Giant
Model family
Fathom
Model year
2018
Category
Mountain · trail
Frame material
aluminum
Sizes
S, M, L, XL
Wheel size
29
Launch MSRP (US)
$1,070

Drivetrain

Speeds
9
Groupset
Shimano Deore Shadow
Electronic
false

Build

Fork
SR Suntour Raidon XC LO-R, OverDrive, 100mm travel
Stem
Giant Connect
Tires
Maxxis IKON, 29x2.2, Folding, EXO, Tubeless, 60 TPI
Brakes
Shimano M315,, hydraulic disc, [F] 180mm, [R] 160mm
Saddle
Giant Contact Neutral
Wheels
Giant XC-2 Disc, Tubeless
Cassette
Shimano HG400-9 12x36, 9-Speed
Crankset
FSA Comet, 26/36
Seatpost
Giant Contact Switch, dropper, 30.9mm
Shifters
Shimano Alivio
Handlebar
Giant Connect Trail
Rear derailleur
Shimano Deore Shadow
Travel front mm
100

Geometry

L
Reach mm: 441; Stack mm: 622; Chainstay mm: 442; Wheelbase mm: 1142; Head angle deg: 69; Seat angle deg: 73.5
M
Reach mm: 425; Stack mm: 608; Chainstay mm: 442; Wheelbase mm: 1121; Head angle deg: 69; Seat angle deg: 73.5
S
Reach mm: 406; Stack mm: 603; Chainstay mm: 442; Wheelbase mm: 1100; Head angle deg: 69; Seat angle deg: 73.5
XL
Reach mm: 457; Stack mm: 636; Chainstay mm: 442; Wheelbase mm: 1163; Head angle deg: 69; Seat angle deg: 73.5

MSRP as listed on the Giant Group US product page for this model year, accessed 2026-09-21.

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