MountainPartial spec

2021 Giant Trance Advanced Pro 29 3

Lists today at $3,830 (2026-09)

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What a used one is worth

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New

$2,140

$1,382 to $2,579

Like new

$2,033

$1,313 to $2,450

Excellent

$1,926

$1,244 to $2,321

Good

$1,605

$1,037 to $1,934

Fair

$1,177

$760 to $1,418

For parts

$642

$415 to $774

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: $3,830 (as of 2026-09)

Drivetrain

Speeds: 12
Groupset: SRAM SX Eagle
Electronic: false

Build

Fork: Marzocchi Z2, 130mm, GRIP damper, Boost 15x110 QR, 44mm offset, custom tuned for Giant
Stem: Giant Contact SL 35
Tires: [F] Maxxis Minion DHF, tubeless, 29x2.3, 3C, EXO, TR [R] Maxxis Aggressor, tubeless, 29x2.3, 3C, EXO, TR
Brakes: Shimano MT420 hydraulic 4-piston 180mm (front), MT401 hydraulic 2-piston 180mm (rear)
Saddle: Giant Romero SL, SST rails
Wheels: Giant TR-1 29 alloy WheelSystem
Cassette: SRAM SX Eagle, 12-speed, 11x50
Crankset: SRAM SX Eagle, DUB, 30t
Seatpost: Giant Contact Switch dropper with remote, 30.9
Shifters: SRAM SX Eagle
Handlebar: Giant Contact TR35, 780x35mm, 20mm rise
Rear shock: Fox Float DPS Performance, 165/42.5, custom tuned for Giant
Travel rear mm: 115
Rear derailleur: SRAM SX Eagle
Travel front mm: 130

Geometry

L: Reach mm: 462; Stack mm: 613; Chainstay mm: 435; Wheelbase mm: 1196; Head angle deg: 66.5; Seat angle deg: 74.5
M: Reach mm: 442; Stack mm: 613; Chainstay mm: 435; Wheelbase mm: 1176; Head angle deg: 66.5; Seat angle deg: 74.5
S: Reach mm: 426; Stack mm: 599; Chainstay mm: 435; Wheelbase mm: 1154; Head angle deg: 66.5; Seat angle deg: 74.5
XL: Reach mm: 480; Stack mm: 622; Chainstay mm: 435; Wheelbase mm: 1218; Head angle deg: 66.5; Seat angle deg: 74.5

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 $3,830 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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