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2025 Giant

Reign 1

A 29″ / 27.5″ aluminum frame full suspension enduro bike with upper mid-range components.
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Manufacturer Price

A$6,299($4,506)
FrameAluminum
SuspensionFull, 160 / 170mm
ForkFox Performance Elite Float 38
ShockFox Float X Performance Elite
Wheels29″ / 27.5″ Aluminum
Drivetrain1 × 12
GroupsetSLX
BrakesShimano Deore Hydraulic Disc
SeatpostDropper
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Reign 1
Other Enduro bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

26 mph

Reign 1

26 mph

Similar Bikes

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Compare the full Reign model range

View Comparison
Sizing
SM

5'4" – 5'9"

MD

5'6" – 6'0"

LG

5'10" – 6'3"

XL

6'1" – 6'6"

Rider Fit Notes

None yet.

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Price History
Reviews
Bikerumor
Giant Launches Limited-Edition, Bike Park Ready Reign SE w/ One of a Kind Black Lightning Finish

Aug 2025 · Steve Fisher

Giant Bicycles debuts the new Reign SE at Crankworx Whistler, featuring a burly build for bike park or gravity riding.

Read Review

Pinkbike
First Look: Giant Reign SE - Not Just For the Park

Aug 2025 · Seb Stott

While it's still a gravity-focused bike, the Reign SE it should be capable of tackling the odd climb (or barspin).

Read Review

NSMB
2023 Giant Reign Advanced Pro 1 First Look

Jun 2023

Lots of options, including mullet with the new, highly adjustable Giant Reign.

Read Review

BikeRadar
Giant Reign 1 review

May 2023 · Robin Weaver

Giant’s updated Reign offers comfort and confidence when the going gets steep, with a solid parts package that’s very well considered for the price

Highs
  • Meaningful geometry adjustment

  • Reasonably efficient climber

  • Very confident and capable in steep terrain

  • Practical parts package

Lows
  • Bar/grip/stem combo feels a little harsh

  • Not the quietest bike in the rough

Read Review

Revolution Mountain Bike Magazine
[R]eviewed // 2023 Giant Reign Advanced 1

May 2023 · Blake Nielsen

Giant’s engineering team completely overhauled the Reign Advanced for 2023 with a frame redesign that has now moved away from the somewhat ‘freeride’ style geometry numbers that the Reign has adopted in the past, and instead they set out to create a purebred, no-compromise enduro race bike! Reviewer // Blake Nielsen  Photos // Matt Staggs Let’s get straight to the point, does it seem like they’ve hit the brief and how much ‘speedier’ is the bike now compared the previous […]

Read Review

Flow Mountain Bike
2023 Giant Reign Review | A better enduro bike in every way

Mar 2023

Featuring a new frame with more travel and mullet compatibility, the new 2023 Giant Reign is a big step up over its predecessor.

Highs
  • Incredibly calm and composed on rough terrain

  • Plush & highly adjustable suspension

  • Maestro linkage offers terrific efficiency

  • Great geometry for high-speed brawling

  • Flip chip is useful & offers mullet compatibility

  • Fantastic tyre spec

Lows
  • Internal storage hatch is too small

  • Rear hub pickup speed

  • 35mm bars are very stiff

Read Review

Geometry
Specs
Build
Frame

ALUXX SL-Grade Aluminium front and rear triangles, 160mm Maestro suspension, flip chip 3 position, 12x148mm thru-axle, 27.5 or 29-inch rear wheel compatible, integrated downtube storage, 55mm Chainline

BB StandardBB86/BB92, Press Fit

Tire Clearance2.5"

ColorMars Dust

Fork

Fox 38 Performance Elite, 170mm, GRIP X2 damper, 15x110 Kabolt X, 44mm offset, custom tuned for Giant

Travel170mm

Spring TypeAir

Shock

Fox Float X Performance Elite, 2 position, custom tuned for Giant

Travel160mm

Bottom Bracket

Shimano, press fit

Stem

Giant Contact SL 35 S:40mm, M:40mm, L:40mm, XL:40mm

Handlebar

Giant Contact TR35, alloy, 35mm

Saddle

Giant Romero

Seatpost

Giant Contact Switch AT dropper, adjustable travel, remote S: 110-140mm travel / 30.9 x 395mm M: 140-170mm travel / 30.9 x 470mm L: 170-200mm travel / 30.9 x 530mm XL: 170-200mm travel / 30.9 x 530mm

TypeDropper

Pedals

N/A

Grips

Giant Tactal Pro Single lock-on

Groupset
Rear Derailleur

Shimano SLX RD-M7100 Shadow +

Front Derailleur

N/A

Crank

Shimano MT512, 32t, 55mm chainline S:165mm, M:170mm, L:170mm, XL:170mm

Shifters

Shimano SLX SL-M7100, 1x12

Cassette

Shimano SLX M7100, 10x51

Chain

KMC X-12

Brakes

Shimano Deore BR-M6120, hydraulic, Shimano RT-66 rotors [F]220mm, [R]203mm

TypeShimano Deore Hydraulic Disc

Brake Levers

Shimano Deore BL-M6100

Wheels
Rims

Giant TRA Hookless Tubeless ready Alloy Fr: 29", Rr: 27.5" 30mm inner width

Spokes

Sapim Laser

Front Hub

Giant TRA MTB Alloy Hub, 6 Bolt, 110x15 [F] / 148x12 SRAM XD Drive Body Pawl Driver (Pawl 36x2 T) Thru-axle [R]

Rear Hub

Giant TRA MTB Alloy Hub, 6 Bolt, 110x15 [F] / 148x12 SRAM XD Drive Body Pawl Driver (Pawl 36x2 T) Thru-axle [R]

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

Rider Notes
Riders Also Viewed

First added August 31

Last updated May 30