MountainPartial spec

2021 Giant Trance X Advanced Pro 29 0

Lists today at $9,400 (2026-09)

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What a used one is worth

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New

$5,253

$3,392 to $6,329

Like new

$4,990

$3,222 to $6,012

Excellent

$4,727

$3,053 to $5,696

Good

$3,939

$2,544 to $4,746

Fair

$2,889

$1,866 to $3,481

For parts

$1,576

$1,018 to $1,899

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

Overview

Brand: Giant
Model family: Trance
Model year: 2021
Category: Mountain · trail
Frame material: carbon
Sizes: S, M, L, XL
Wheel size: 29
Current list price: $9,400 (as of 2026-09)

Drivetrain

Speeds: 12
Groupset: Shimano Deore XTR
Electronic: false

Build

Fork: Fox 36 Factory Live Valve, 150mm, FIT4 damper, Boost 15x110 Kabolt, 44mm offset, custom tuned for Giant
Stem: Giant Contact SL 35
Tires: [F] Maxxis Minion DHF, tubeless, 29x2.5, WT, 3C, MaxxTerra, EXO, TR [R] Maxxis Dissector, tubeless, 29x2.4, WT, 3C, MaxxTerra, EXO, TR
Brakes: Shimano Deore XT hydraulic 4-piston (F:203mm, R:180mm)
Saddle: Giant Romero SL, SST rails
Wheels: Giant TRX-1 29 Carbon WheelSystem, 30mm inner
Cassette: Shimano Deore XT, 12-speed, 10x51
Crankset: Shimano Deore XT, 30t with MRP AMG V2 Carbon guide
Seatpost: Fox Transfer Factory dropper with Shimano remote, 30.9
Shifters: Shimano Deore XT
Handlebar: Giant Contact SLR Trail, composite, 35
Rear shock: Fox Float DPX2 Factory Live Valve, 185/55, custom tuned for Giant
Travel rear mm: 135
Rear derailleur: Shimano Deore XTR, Shadow+
Travel front mm: 150

Geometry

L: Reach mm: 486; Stack mm: 631; Chainstay mm: 438; Wheelbase mm: 1239; Head angle deg: 65.5; Seat angle deg: 77.2
M: Reach mm: 456; Stack mm: 621; Chainstay mm: 438; Wheelbase mm: 1205; Head angle deg: 65.5; Seat angle deg: 77.2
S: Reach mm: 426; Stack mm: 617; Chainstay mm: 438; Wheelbase mm: 1173; Head angle deg: 65.5; Seat angle deg: 77.2
XL: Reach mm: 510; Stack mm: 640; Chainstay mm: 438; Wheelbase mm: 1268; Head angle deg: 65.5; Seat angle deg: 77.2

Last Giant US MSRP shown on the archived model-year page, observed 2026-09-21; not the launch MSRP (Giant changed this model year's price after launch). Price labels fixed 2026-09-27: moved $9,400 from msrp_usd to list_price_usd (as of 2026-09) and set msrp_usd to null per the Giant model-year price audit.

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