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Giant Reign E+ 3


Due to increased demand for eBikes, inventory is super limited! With a $300 deposit, we’ll save your place in line for our next shipment.

  • When we receive the bike, we’ll confirm that you still want it.
  • If not, you can transfer your deposit to another model.
Sizing Guide


The Full Scoop on the Giant Reign E+ 3


  • Every trail, every steep climb, every thrilling descent. Tested and developed by Giant’s E-bike enduro pros, this updated trail ripper gives you the power to enjoy the best parts of the ride again and again..

  • Components subject to manufacturer changes.
  • Motor Giant SyncDrive Pro 85Nm, powered by YAMAHA
    Battery EnergyPak Smart 625WhEnergyPak Plus range extender compatible
    Display RideControl GO, frame integrated LED displayANT+ Wireless display compatible
    Charger Giant EnergyPak Smart 6A
  • Frame ALUXX SL-grade Aluminum, Advanced Forged Composite Upper Rocker, 160mm Maestro suspension system, 'Boost' 148x12mm, UDHTM derrailleur hanger
    Fork RockShox Domain R 29er, 170mm travel, 15x110 Boost, Maxle Stealth, E-bike Approved
    Rear Shock
    Fox Float DPS Performance, EVOL Large Volume sleeve, 2-position lever, 205x62.5mm Trunnion mount, custom tuned
    Front Brake Shimano Deore BR-M4120, 4-piston, hydraulic disc, 203mm
    Rear Brake Shimano Deore BR-M4120, 4-piston, hydraulic disc, 203mm
    Rear Derailleur Shimano Deore 12-speed
    Shift Levers Shimano Deore
    Chain KMC e.12 Turbo, EcoProteq, e-bike optimized
    Cassette Shimano Deore CS-M6100-12, 10-51T, 12-speed
    Crankset Praxis Wavetm 36T Cold Forged 4130 premium steel Praxis e-Cadet+ custom forged crankarm set (S/M:160, L/XL:165)
    Chain Ring Spec not provided
    Chain Guard
    Spec not provided
    Rims
    Giant AM 29"[F] 27.5"[R], Tubeless ready, 30mm inner width
    Front Hub
    Shimano MT410 Boost, Center-Lock,  110x15
    Rear Hub
    Shimano MT410 Boost 148x12mm Micro-Spline Drive Body Thru-axle
    Front Tire Maxxis Minion DHF 29x2.6" foldable, Tubeless, EXO+, 3C MaxxTerra
    Rear Tire Maxxis High Roller II 27.5x2.5" foldable, Tubeless, DoubleDown, 3C MaxxTerra Compound
    Handlebar Giant Contact Trail, 35x800mm
    Stem Giant Contact SL 35
    Headset Spec not provided
    Grips Giant Tactal Pro-E, single lock-on
    Saddle Giant Romero Trail
    Seatpost Giant Contact Switch, dropper, 30,9mm (S:125, M: 150, L/XL:170)
  • Pedals Flat Pedal
    Front Light Not applicable
    Rear Light Not applicable
    Kickstand Not applicable
    Rear Carrier Not applicable
    Fenders Not applicable
    Bell Not applicable
    Lock Not applicable
    Mirror
    Not applicable



  • S M L XL
    RIDER HEIGHT 5'4" - 5'9" 5'7" - 6'0" 5'10" - 6'3" 6'2" - 6'6"
    FRAME ADJUSTMENT SETTING Low | High Low | High Low | High Low | High
    SEAT TUBE LENGTH (inch)
    A 15.7 16.7 17.7 18.7
    SEAT TUBE ANGLE B 767° | 77.5° 76.7° | 77.5° 76.7° | 77.5° 76.7° | 77.5°
    TOP TUBE LENGTH (inch) C 22.4 | 22.4 23.4 | 23.4 24.5 | 24.4 25.6 | 25.5
    HEAD TUBE LENGTH (inch) D 3.9 3.9 4.3 4.7
    HEAD TUBE ANGLE E 63.7° | 64.5°° 63.7° | 64.5° 63.7° | 64.5° 63.7° | 64.5°
    FORK RAKE (inch) F 1.7 1.7 1.7 1.7
    TRAIL (inch) G 5.3 | 5.2 5.3 | 5.2 5.3 | 5.2 5.3 | 5.2
    WHEELBASE (inch) H 47.6 | 47.6 48.7 | 48.7 49.8 | 49.8 51.1 | 51.1
    CHAIN STAY LENGTH (inch) I 17.9 | 17.9 17.9 | 17.9 17.9 | 17.9 17.9 | 17.9
    BOTTOM BRACKET DROP (inch) J 1 | 0.6 1 | 0.6 1 | 0.6 1 | 0.6
    STACK (inch) K 25 | 24.9 25 | 24.9 25.4 | 25.2 25.7 | 25.6
    REACH (inch) L 16.7 | 16.9 17.7 | 17.9 18.7 | 18.9 19.7 | 19.9
    STAND OVER HEIGHT (inch) M 30.9 | 31.1 30.4 | 30.6 30.4 | 30.5 30.2 | 30.4
    HANDLEBAR WIDTH (inch) N 31.5 31.5 31.5 31.5
    STEM LENGTH (inch) O 1.6 1.6 2 2
    CRANK LENGTH (inch) P 6.3 6.3 6.5 6.5
    WHEEL SIZE Q F29" / R27.5" F29" / R27.5" F29" / R27.5" F29" / R27.5"


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