MountainPartial spec

2025 Giant Reign Advanced 2

Lists today at $4,500 (2026-09)

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What a used one is worth

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New

$3,510

$2,475 to $4,050

Like new

$3,335

$2,351 to $3,848

Excellent

$3,159

$2,228 to $3,645

Good

$2,633

$1,856 to $3,038

Fair

$1,931

$1,361 to $2,228

For parts

$1,053

$743 to $1,215

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

Overview

Brand: Giant
Model family: Reign
Model year: 2025
Category: Mountain · enduro
Frame material: carbon
Sizes: S, M, L, XL
Wheel size: 29/27.5
Wheel setup: mullet
Current list price: $4,500 (as of 2026-09)

Drivetrain

Speeds: 12
Groupset: Shimano SLX RD-M7100
Electronic: false

Build

Fork: Fox 38 Rhythm, 170mm, GRIP damper, 15x110 Kabolt X, 44mm offset
Stem: Giant Contact SL 35 S:40mm, M:40mm, L:40mm, XL:40mm
Tires: [F] Maxxis Assegai 29x2.5 WT, 3C MaxxTerra, EXO+, TR [R] Maxxis Minion DHR II 27.5x2.4 WT, 3C MaxxTerra, DD, TR tubeless
Brakes: Shimano BR-MT520, hydraulic, Shimano RT-66 rotors [F]220mm, [R]200mm
Saddle: Giant Romero SL
Wheels: Giant TRA 27.5"/29" hookless Aluxx wheelsystem tubless ready, 30mm inner width, 40mm outer width, 21mm H, MicroSpline driver body 72t point engagement, 28 SP spokes DBL technology
Cassette: Shimano Deore M6100, 10x51
Crankset: Shimano SLX, 32t, 55mm chainline S:165mm, M:170mm, L:170mm, XL:170mm
Seatpost: Contact Switch AT dropper, remote S: 110-140mm travel / 30.9 x 395mm
Shifters: Shimano SLX SL-M7100, 1x12
Handlebar: Giant Contact TR35, 800x35mm, 35mm rise
Rear shock: Fox Float Performance, 205/62.5, custom tuned for Giant
Travel rear mm: 160
Rear derailleur: Shimano SLX RD-M7100
Travel front mm: 170

Geometry

L: Reach mm: 468; Stack mm: 647; Chainstay mm: 445; Wheelbase mm: 1271; Head angle deg: 62.7; Seat angle deg: 76.5
M: Reach mm: 448; Stack mm: 638; Chainstay mm: 445; Wheelbase mm: 1246; Head angle deg: 62.7; Seat angle deg: 77.5
XL: Reach mm: 499; Stack mm: 652; Chainstay mm: 445; Wheelbase mm: 1304; Head angle deg: 62.7; Seat angle deg: 76.5

Mixed wheel setup as published: 29" [F] 27.5" [R]. 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 $4,500 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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