MountainPartial spec

2021 Giant Trance X Advanced Pro 29 2

Lists today at $5,130 (2026-09)

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What a used one is worth

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New

$2,867

$1,851 to $3,454

Like new

$2,723

$1,759 to $3,281

Excellent

$2,580

$1,666 to $3,108

Good

$2,150

$1,388 to $2,590

Fair

$1,577

$1,018 to $1,900

For parts

$860

$555 to $1,036

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: $5,130 (as of 2026-09)

Drivetrain

Speeds: 12
Groupset: SRAM NX Eagle
Electronic: false

Build

Fork: RockShox Pike Select, 150mm, Boost 15x110 Maxle Stealth, 42mm 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: Tektro Orion HD-M475 Disc Brake and Lever - Front Hydraulic Post Mount Black
Saddle: Giant Romero SL, SST rails
Wheels: Giant TRX-2 29 Carbon WheelSystem, 30mm inner
Cassette: SRAM NX Eagle, 12-speed, 11x50
Crankset: Truvativ Descendent 6k Eagle, DUB Boost, 30t
Seatpost: Giant Contact Switch dropper with remote, 30.9
Shifters: SRAM NX Eagle
Handlebar: Giant Contact Trail, 35
Rear shock: RockShox Deluxe Select+, 185/55, custom tuned for Giant
Travel rear mm: 135
Rear derailleur: SRAM NX Eagle
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 $5,130 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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