Velopedia Bicycle Archive

2020 Giant Reign E+ 2 Pro

Original specifications: geometry for 4 published sizes.

Share owner experience

Selling this bike? Create a shareable bike record

At a glance

Model year
2020
Category
Mountain
Original MSRP
$5,500.00
Sizes
S, M, L, XL
Colors
Tempus grey / Desert
Geometry
4 manufacturer sizes
In this record
20 specifications · archived image · original MSRP · geometry
Archive ID
900002608
Original buildAluminum

Manufacturer catalog

Published sizes and colors

4 sizes · 1 color

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

SMLXL

Published colors

Tempus grey / Desert

Frameset

Frame ConstructionALUXX SL-grade aluminum, 160mm Maestro suspension system, 'Boost' 148x12QR, Giant EnergyPak Plus range extender compatible
Frame MaterialAluminum
ForkFox 36 Float Rhythm 27.5, 170mm, Grip Damper, Sweep adjust, Boost 110x15QR, e-Bike optimized
Rear ShockFox Float DPX2 Performance, EVOL Large Volume sleeve, 2-position lever, 205x62.5mm Trunnion mount, custom tuned

Drivetrain

ShiftersSRAM GX Eagle 12-speed
Front DerailleurMRP 1X custom "V3" co-moulded TR chain guide
Rear DerailleurSRAM GX Eagle 12-speed
CranksetSRAM X-Sync Eagle 36T 104BCD chainringPraxis e-Cadet+ custom forged crankarm set (Q-factor=168, S/M:160, L/XL:165)
CassetteSRAM Eagle PG-1230, 11-50T, 12-Speed
ChainSRAM NX Eagle PowerLock, 12-speed

Brakes

BrakesSRAM Guide RE, 4-piston, hydraulic disc, 200mm

Cockpit & Contact Points

HandlebarGiant Contact Trail, 35x800mm
StemGiant Contact SL 35
SaddleGiant Contact, Neutral
SeatpostGiant Contact Switch, dropper, 30,9mm (S:100/M:125/L:150/XL:170)

Wheels & Tires

HubsGiant eTracker Boost, Sealed cartridge bearing, 6-bolt, [F] 110x15 [R] 148x12mm Thru-axle
RimsGiant AM 27.5+, Tubeless ready, 35mm inner width
SpokesSapim E-Lite [r] Race [f]
Front TireMaxxis Minion DHF 27.5x2.6" foldable, Tubeless, EXO+, 3c MaxxTerra[F]Maxxis High Roller II 27.5x2.6" foldable, Tubeless, DoubleDown, 2x120tpi, 3C MaxxTerra Compound [R]
Rear TireMaxxis Minion DHF 27.5x2.6" foldable, Tubeless, EXO+, 3c MaxxTerra[F]Maxxis High Roller II 27.5x2.6" foldable, Tubeless, DoubleDown, 2x120tpi, 3C MaxxTerra Compound [R]

Geometry

4 sizes · 16 measurements

Frame measurements by size.

All geometry measurements4 sizes · 16 measurements
MeasurementSMLXL
Seat tube406 mm445 mm482 mm507 mm
Top tube595 mm620 mm645 mm670 mm
Head tube100 mm110 mm120 mm130 mm
Head-tube angle64.5°64.5°64.5°64.5°
Seat-tube angle76°76°76°76°
Chainstay / rear center470 mm470 mm470 mm470 mm
Wheelbase1223 mm1249 mm1276 mm1303 mm
Bottom-bracket drop15 mm15 mm15 mm15 mm
Reach430 mm452 mm475 mm497 mm
Stack592 mm602 mm611 mm620 mm
Fork offset / rake44 mm44 mm44 mm44 mm
Trail124.3 mm124.3 mm124.3 mm124.3 mm
Crank length160 mm160 mm165 mm165 mm
Stem length40 mm40 mm50 mm50 mm
Handlebar width800 mm800 mm800 mm800 mm
Wheel size27.527.527.527.5

Measurements may vary by configuration, wheel size, or frame setting where noted in the published chart.

Gearing

Chainring ÷ rear sprocket

Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.

All published sizes36T · 11–50T · 12-speed
Lowest0.72:1 Highest3.27:1 Total range455%
Campaign

Parts & serviceability

Find replacement parts

Original specifications
Chain · Original
SRAM NX Eagle PowerLock, 12-speed Search: SRAM NX Eagle PowerLock, 12-speed chain
Cassette · Original
SRAM Eagle PG-1230, 11-50T, 12-Speed
Front tire · Original
Maxxis Minion DHF 27.5x2.6" foldable, Tubeless, EXO+, 3c MaxxTerra[F]Maxxis High Roller II 27.5x2.6" foldable, Tubeless, DoubleDown, 2x120tpi, 3C MaxxTerra Compound [R]
Retailer offers · Affiliate links
Maxxis Minion DHF Wide Trail 3C/EXO/TR 27.5in Tire Maxx Terra, 3C/EXO/TR, 27.5x2.6

Maxxis Minion DHF Wide Trail 3C/EXO/TR 27.5in Tire Maxx Terra, 3C/EXO/TR, 27.5x2.6

27.5x2.6

Replacement option · verify fit

More parts (2)
Rear derailleur · Original
SRAM GX Eagle 12-speed Search: SRAM GX Eagle 12-speed rear derailleur Before ordering: Confirm whether the drivetrain is mechanical or electronic before ordering.
Shifters · Original
SRAM GX Eagle 12-speed Search: SRAM GX Eagle 12-speed shifter Before ordering: Confirm whether the drivetrain is mechanical or electronic before ordering.

Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases.

Bike-specific inspection checklist 27 checks based on 7 archived component groups Open checklistClose checklist
0 of 27 checked Progress stays in this browser for this bike.

This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.

Archived: 2020 Giant Reign E+ 2 Pro · Electric-assist · Published sizes: S, M, L, XL

Archived: Frame: ALUXX SL-grade aluminum, 160mm Maestro suspension system, 'Boost' 148x12QR, Giant EnergyPak Plus range extender compatible · Fork: Fox 36 Float Rhythm 27.5, 170mm, Grip Damper, Sweep adjust, Boost 110x15QR, e-Bike optimized

Archived: Fork: Fox 36 Float Rhythm 27.5, 170mm, Grip Damper, Sweep adjust, Boost 110x15QR, e-Bike optimized · Rear shock: Fox Float DPX2 Performance, EVOL Large Volume sleeve, 2-position lever, 205x62.5mm Trunnion mount, custom tuned

Archived: Shifters: SRAM GX Eagle 12-speed · Front derailleur: MRP 1X custom "V3" co-moulded TR chain guide · Rear derailleur: SRAM GX Eagle 12-speed · Crankset: SRAM X-Sync Eagle 36T 104BCD chainringPraxis e-Cadet+ custom forged crankarm set (Q-factor=168, S/M:160, L/XL:165) · Cassette: SRAM Eagle PG-1230, 11-50T, 12-Speed · Chain: SRAM NX Eagle PowerLock, 12-speed

Archived: Brakes: SRAM Guide RE, 4-piston, hydraulic disc, 200mm

Archived: Rims: Giant AM 27.5+, Tubeless ready, 35mm inner width · Hubs: Giant eTracker Boost, Sealed cartridge bearing, 6-bolt, [F] 110x15 [R] 148x12mm Thru-axle · Front tire: Maxxis Minion DHF 27.5x2.6" foldable, Tubeless, EXO+, 3c MaxxTerra[F]Maxxis High Roller II 27.5x2.6" foldable, Tubeless, DoubleDown, 2x120tpi, 3C MaxxTerra Compound [R] · Rear tire: Maxxis Minion DHF 27.5x2.6" foldable, Tubeless, EXO+, 3c MaxxTerra[F]Maxxis High Roller II 27.5x2.6" foldable, Tubeless, DoubleDown, 2x120tpi, 3C MaxxTerra Compound [R]

Controls and contact points

Archived: Handlebar: Giant Contact Trail, 35x800mm · Stem: Giant Contact SL 35 · Seatpost: Giant Contact Switch, dropper, 30,9mm (S:100/M:125/L:150/XL:170) · Saddle: Giant Contact, Neutral · Pedals: -

Archived: Giant Reign E+ 2 Pro · electric-assist identification

Before and during the test ride

Follow the full used-bike inspection order →

My Garage

Velopedia

Enter your email and Velopedia will send a private sign-in link. No password required.

Have you owned this bike?Help preserve its real-world history by sharing your owner experience.

Share the details that would help another rider understand how this model fits, rides and holds up over time. Velopedia reviews every contribution before publication.

Add fit, maintenance and buyer detailsOptional · five additional fields

Your contribution goes directly to Velopedia’s private review queue. We’ll email an optional confirmation link plus a private edit and withdrawal link, but you do not need to confirm your email before an administrator can review or approve the submission.

Already contributed? Send me a fresh private edit link

For privacy, Velopedia shows the same confirmation whether or not an experience exists.

Checking current listings…

Campaign

Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

Scroll to Top