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    Flume Select2023 Borealis
    Recommended
    MSRP
    $1,699
    Where to Buy
    —
    $1

    At

    Category
    		Fat
    Weight
    		30.0 lbs
    4.8
    Frame
    		Aluminum
    		Carbon
    Wheels
    		Aluminum
    Wheel Size
    		26″
    		SRAM Level T Hydraulic Disc
    		NX
    Drivetrain
    		1 × 12
    Brand Site

    fatbike.com

    Summary
    		The Borealis Flume Select is a 26″ aluminum frame rigid fat bike with upper mid-range components.

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    Insights
    Ride Feel

    Based on frame geometry and build specs.

    Terrain
    easyextreme
    Handling
    nimblestable
    Flume Select
    Other Fat bikes
    Gear Range

    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)

    21 mph

    Flume Select

    Highest gear

    (descending)

    Spec Level

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

    Geometry
    Specs
    Flume Select2023 Borealis
    Frame

    Flume (Aluminum)

    BB Standard: BSA, 100mm, Threaded

    Colors: Matte Black with Gloss Yellow Graphics; Gloss Crimson Red with Gold Graphics

    Fork

    Borealis Rigid Carbon 51mm Offset

    Bottom Bracket

    SRAM DUB Threaded 100mm

    Headset

    FSA

    Stem

    Borealis 50mm x 35mm

    Handlebar

    RaceFace NEXT SL 740x10mm OR Borealis Carbon (based on supply)

    Saddle

    Borealis

    Seatpost

    Borealis Carbon 31.6x400

    Type: Rigid

    Grips

    Borealis

    Groupset
    Rear Derailleur

    SRAM Eagle NX 12-Speed

    Crank

    SRAM Eagle NX Alloy 175mm w/ SRAM X-SYNC 30T

    Shifters

    SRAM Eagle NX 12-Speed

    Cassette

    SRAM PG-1230 11-50T

    Chain

    SRAM EAGLE GX

    Brakes

    SRAM Level T 2-Piston Hydraulic with SRAM Centerline 160mm Rotors

    Type: SRAM Level T Hydraulic Disc

    Wheels
    Rims

    Sun Ringle Mulefut V2 27.5x65

    Spokes

    Borealis Straight Gauge

    Front Hub

    Borealis GEN 4 Black 15x150 Front / 12x197 Rear

    Rear Hub

    Borealis GEN 4 Black 15x150 Front / 12x197 Rear

    Tires

    Maxxis Minion FBF/FBR 27.5x3.8

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