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2027 Giant Reign E+ Advanced 1 E-Bike

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Free U.S. shipping on everything.
International shipping available. Some exclusions apply.
Free shipping on orders over $50 (contiguous U.S. only).
International shipping available. Some exclusions apply.
Free shipping on orders over $69 (continental U.S. only).
International shipping available. Some exclusions apply.
Free shipping on orders over $50 (continental U.S. only).
International shipping available. Some exclusions apply.

Specifications

Product
Giant Reign E+ Advanced 1 E-Bike
Model Year
2027
Intended Use
Enduro / All-Mountain
Freeride / Bike Park
Rider
Unisex
Sizes and Geometry
SM (Low, Mid, High)
MD (Low, Mid, High)
LG (Low, Mid, High)
XL (Low, Mid, High)
View Full Geometry
Sizes Additional Info
• Mixed ("Mullet") wheels: 29" front, 27.5" rear
• Geometry adjustable via three-position Maestro 3 flip chip in upper rocker link
• Reach adjustable via three-position (+5/0/-5mm) headet cups
• All specifications listed are with 180mm travel fork with 44mm offset
• Bottom bracket drop listed from front/rear axles, respectively
View Full Geometry
Wheel Size
Mixed Wheel Size
E-Bike Class
Class 1: Pedal Assist (Pedelecs)
Motor
Giant SyncDrive Pro 3X, 100 Nm max torque, 800 W peak power, 400% max assist, PedalPlus 6-Sensor technology, 48V system
Battery
Giant EnergyPak Smart 560X, integrated
Included: EnergyPak Plus 280 Wh range extender
Battery Capacity
Internal battery only: 560 Wh
Total with included range extender battery: 840 Wh
Display/Remote
Display: Giant RideControl GO Lux, 2.4" high-resolution full-color
Remote: Giant RideControl Ergo 4, 3-button
Modes
Eco, Tour, Sport, Active, Smart Assist
Max Speed with Assist
Europe and Asia-Pacific Region: 15.5 mph (25 km/h)
USA/Other: 20 mph (32.2 km/h)
Frame Material
Carbon Fiber
Frame Material Details
Advanced-grade composite Modified Monocoque Construction front triangle, Advanced-grade composite rear triangle, Advanced Forged Composite upper rocker, molded chainstay protection, integrated/replaceable titanium motor skidplate, dual-density battery cover/down tube protection
Rear Travel
170mm
Rear Shock
FOX DHX Performance Elite, standard steel spring, low-speed compression adjust, low-speed rebound adjust, custom tune, trunnion mount, 205mm length x 65mm stroke
Fork
FOX FLOAT 38 Performance Elite, GRIP X2 damper, high/low-speed compression adjust, high/low-speed rebound adjust, 44mm offset, Kabolt X thru-axle
Fork Travel
180mm
Head Tube Diameter
 
Headset
Three-position reach-adjust (+5/0/-5mm) headet cups
Handlebar
Giant Contact SL TR, 800mm width, 35mm rise, 5° upsweep, 9° backsweep, 35mm clamp diameter
Stem
Giant Contact SL, 40mm length, 35mm bar clamp
Grips
Giant Tactal Pro-E, tapered design
SM/MD: 135mm length, 28-30mm diameter; LG/XL: 142mm length, 29-32mm diameter
Brakes
TRP EVO Expert, 4-piston
Rotors: TRP, 220mm
Brake Levers
TRP EVO Expert, tool-free reach adjust
Drivetrain
1x
Shifters
SRAM Eagle 90 Transmission, 12-speed
Front Derailleur
None
Rear Derailleur
SRAM Eagle 90 Transmission, 12-speed
Chainguide
Upper slider with bashguard
Cranks
Praxis e-HD forged alloy, 155mm length
Chainrings
SRAM Eagle Transmission
Pedals
None
Chain
SRAM Eagle Transmission Flattop, 12-speed, with PowerLink
Cassette
SRAM Eagle Transmission, 12-speed, 10-52 tooth
Rims
Giant e-TRA 2, hookless alloy, 30mm inner width, Wide Guard
Hubs
Giant e-TRA, e-bike optimized, 15mm x 110mm (Boost) front, 12mm x 148mm (Boost) rear with E-Drive 260 Nm 6-pawl 72-tooth freehub
Spokes
Front: Sapim Race
Rear: Sapim E-Lite, e-bike optimized
Tires
Front: Maxxis Assegai, 3C MaxxGrip compound, EXO+ casing, TR, 29" x 2.5”
Rear: Maxxis Minion DHR II, 3C MaxxGrip compound, Double Down (DD) casing, TR, 27.5" x 2.4”
Saddle
Giant Romero, neutral
Seatpost
Giant Contact Switch AT dropper, adjustable travel
Drop: 110-140mm (SM), 140-170mm (MD-XL)
Seatpost Diameter
30.9mm
Seatpost Clamp
Single bolt
Rear Dropout / Hub Dimensions
12mm x 148mm (Boost)
Max. Tire Size
 
Bottle Cage Mounts
One inside front triangle (when not occupied by range extender battery), plus accessory mounts under top tube
Colors
Mars Dust
Warranty
Lifetime frame; 2 years Giant components, e-bike components, and battery, 1 year paint/decals
Weight
51 lb 2.36 oz (23,200 g)
Miscellaneous
• Maestro dual-linkage floating-pivot rear suspension design with integrated lower link
• Mixed ("Mullet") wheels: 29" front, 27.5" rear
• Geometry adjustable via three-position Maestro 3 flip chip in rocker link
• Reach adjustable via three-position (+5/0/-5mm) headet cups
• Internal cable routing
• SRAM UDH (Universal Derailleur Hanger)
• Power settings customizable via Giant RideControl E-Bike Mobile App
• Includes Aegis BLE+ tire pressure monitors, linked to RideControl display
• Includes Giant EnergyPak 4A 48V smart battery charger
• Includes tubeless kit (sealant, valves, and tools)
• Optional: direct-connectable Giant Recon series e-bike lights
• Canadian price: 10299 CAD
Price
N/A
More Info

Giant Launches New Reign Advanced E+ (2025 press release)

Giant website

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Where To Buy
Free U.S. shipping on everything.
International shipping available. Some exclusions apply.
Free shipping on orders over $50 (contiguous U.S. only).
International shipping available. Some exclusions apply.
Free shipping on orders over $69 (continental U.S. only).
International shipping available. Some exclusions apply.
Free shipping on orders over $50 (continental U.S. only).
International shipping available. Some exclusions apply.
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