Bike Comparison
    MSRP
    $989$1,299$1,499$1,699$1,499$2,499
    Where to Buy
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    Category
    TrailMountain YouthTrailMountain YouthTrailTrail
    Weight
    36.8 lbs30.4 lbs37.6 lbs30.0 lbs34.6 lbs32.8 lbs
    3.4
    3.5
    4.3
    4.6
    4.5
    5.0
    AluminumAluminumAluminumAluminumAluminumAluminum
    Fork
    Suntour XCM (coil)Suntour RAIDON (air)Suntour XCR Air (air)X-Fusion VELVET (air)RockShox Recon Silver RL (air)Fox Rhythm Float 34 (air)
    Shock
    SuntourSuntourX-FusionX-FusionRockShox Deluxe Select+Fox Float DPS Performance
    Wheels
    AluminumAluminumAluminumAluminumAluminumAluminum
    27.5″24″27.5″24″27.5″ / 29″27.5″
    Brakes
    Hydraulic DiscMechanical DiscHydraulic DiscHydraulic DiscHydraulic DiscHydraulic Disc
    Groupset
    Alivio, ShimanomicroSHIFT AcolyteDeoreDeoreDeoreSLX, Shimano
    Drivetrain
    1 × 91 × 81 × 101 × 101 × 111 × 12
    Suspension
    FullFullFullFullFullFull
    Front Travel
    120mm120mm120mm120mm120mm150mm
    Rear Travel
    120mm120mm120mm120mm120mm140mm
    Brand Site

    polygonbikes.com

    bikesonline.com

    bikesonline.com

    bikesonline.com

    polygonbikes.com

    bikesonline.com

    Similar Bikes
    Accessories
    Ride Feel

    Based on frame geometry and build specs.

    Terrain
    easyextreme
    Handling
    nimblestable
    SISKIU D5
    SISKIU D7
    Other Trail 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)

    16 mph

    SISKIU D5

    18 mph

    Siskiu D24

    26 mph

    Siskiu D6 Dual Suspension

    21 mph

    Siskiu D24X

    25 mph

    SISKIU D7

    26 mph

    Siskiu T8 Dual Suspension

    Highest gear

    (descending)

    Spec Level

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

    Geometry
    Specs
    Frame

    aluminum

    BB StandardBSA, 68mm, Threaded

    ColorRed - Black

    ALX XC Trail Kids 6061 Aluminum Frame, 120mm Travel, Internal Routed Gear & Dropper Cables, Tapered Headtube, 73mm Threaded BB, ISCG05 Chain Guide, 142x12mm Thru-Axle

    BB StandardBSA, 68mm, Threaded

    ColorRed - Black

    ALX XC Trail 6061 Aluminum Frame, 120mm Travel, Internal Routed Gear & Dropper Cables, Tapered Headtube, 73mm Threaded Boost BB, 148x12mm Boost Thru-Axle

    BB StandardBSA, 68mm, Threaded

    ColorRed - Black

    ALX XC Trail Kids 6061 Aluminum Frame, 120mm Travel, Internal Routed Gear & Dropper Cables, Tapered Headtube, 73mm Threaded BB, ISCG05 Chain Guide, 142x12mm Thru-Axle

    BB StandardBSA, 68mm, Threaded

    ColorRed - Black

    aluminum

    BB StandardBSA, 68mm, Threaded

    ColorRed - Black

    ALX Trail 6061 Aluminum Frame, 140mm (27.5") / 135mm (29") Travel, Internal Routed Gear & Dropper Cables, Tapered Headtube, 73mm Threaded Boost BB, 148x12mm Boost Thru-Axle, ISCG05 Mount

    BB StandardBSA, 68mm, Threaded

    ColorRed - Black

    Fork

    SUNTOUR XCM HLO, 120MM TRAVEL

    Travel120mm

    Spring TypeAir

    Suntour Raidon 32, Air Spring, 120mm Travel, Rebound, Lockout, Q-LOC2 Axle 15x100mm

    Travel120mm

    Spring TypeAir

    SR Suntour XCR 32, Air Spring, 120mm Travel (27.5" & 29"), Rebound & Compression Adjuster, 15x100mm Thru-Axle

    Travel120mm

    Spring TypeAir

    X-Fusion Velvet 26", Air Spring, 120mm Travel, Rebound, Lockout, LockX Axle 15x100mm

    Travel120mm

    Spring TypeAir

    ROCKSHOX RECON SILVER RL 120MM TRAVEL

    Travel120mm

    Spring TypeAir

    Fox 34 Rhythm, 150mm (27.5") / 140mm (29") Travel, Grip Damper, Rebound & Sweep Adjust, Tapered, Boost 15x110mm Kabolt Axle

    Travel120mm

    Spring TypeAir

    Shock

    SUNTOUR RAIDON LO AIR, E2E: 190x51MM

    Travel120mm

    Spring TypeAir

    Suntour Raindon R, Air Spring, Rebound, Custom Tune

    Travel120mm

    Spring TypeAir

    X-Fusion O2 Pro RL, Air Spring, Rebound & Compression Adjuster, E2E 190x45mm, M8x25mm Hardware

    Travel120mm

    Spring TypeAir

    X-Fusion O2 Pro, Air Spring, Rebound, Custom Tune

    Travel120mm

    Spring TypeAir

    ROCKSHOX DELUXE SELECT PLUS E2E: 190x45MM

    Travel120mm

    Spring TypeAir

    Fox Float DPS, Evol LV Air Spring, Rebound Adjuster, 3-Position Lever,Custom Tune, E2E: 210x55mm, Hardware: M8x25mm

    Travel120mm

    Spring TypeAir

    Bottom Bracket

    BSA THREADED 68/73MM

    BB Cartridge, BSA Thread

    Shimano BSA Threaded 73mm

    BB Cartridge, BSA Thread

    BSA THREADED 68/73MM

    BSA Threaded, 73mm

    Headset

    THREADLESS ZERO STACK HEADSET, ZS 44/28.6 | ZS 56/30

    Semi-Integrated Headset

    Threadless Zero Stack Headset, ZS 44/28.6 | ZS 56/40

    Semi-Integrated Headset

    THREADLESS ZERO STACK HEADSET, ZS 44/28.6 | ZS 56/40

    Threadless Zero Stack Headset, ZS 44/28.6 | ZS 56/40

    Stem

    ENTITY SPORT ALLOY, E: 45MM, B: 31.8MM, R/D: 0DEGREE

    Entity Sport, Alloy, Length: 40mm, BB: 31.8mm

    Entity Sport, Alloy, 0 Degree

    Entity Sport, Alloy, Length: 40mm, BB: 31.8mm

    ENTITY XPERT, ALLOY, E: 40MM, B: 31.8MM, R/D: 7DEGREE

    Entity Xpert, Alloy 35mm

    Handlebar

    ENTITY SPORT ALLOY, W: 760MM, BB: 31.8MM, R/D: 12MM, B: 0DEGREE

    Entity Sport, Alloy, Width: 640mm, Rise: 20mm

    Entity Sport, Alloy, 12mm Rise, 6 Degree Back Sweep, 31.8mm

    Entity Sport, Alloy, Width: 640mm, Rise: 20mm

    ENTITY XPERT, ALLOY, W: 780MM, BB: 31.8MM, R/D: 30MM, B: 6DEGREE

    Entity Xpert, Alloy, 780mm

    Saddle

    ENTITY VOID SADDLE, ø 7mm

    Entity MTB Kids

    Entity Void Saddle

    Entity MTB Kids

    ENTITY VOID SADDLE, ø 7mm

    Entity Xtent Saddle

    Seatpost

    ENTITY SPORT ALLOY, DXL: 30.9x350MM

    Entity Sport, Alloy, 30.9x250mm

    TranzX JD-YSP23JL Dropper Post, Zero Offset, 30.9mm, Remote Lever

    Tranz-X JD-YSP23JL, Remote Lever, 30.9x350mm, 100mm Travel

    TRANZX DROPPER 150MM (27.5") / 170MM (29"), DXL: 30.9 x 459 (27.5") / 499MM (29")

    Tranz-X JD-YSP23JL, 150mm (S, M) / 170mm Travel (L, XL), 30.9x459mm / 499mm, Zero Offset

    Pedals

    ALLOY CAGE PEDAL W/ REFLECTOR

    Alloy Pedal

    Flat Alloy

    Alloy Pedal

    ALLOY CAGE PEDAL W/ REFLECTOR

    Alloy Flat with Pins

    Groupset
    Rear Derailleur

    SHIMANO RD-M3100 DIRECT ATTACH 9-SPEED

    Microshift Acolyte RD-M5185M, Medium Cage, Clutch

    Shimano Deore RD-M5120, 10-Speed, Direct Mount

    Shimano Deore RD-M5120, Clutch

    SHIMANO DEORE RD-M5100 DIRECT ATTACH 11-SPEED

    Shimano SLX RD-M7100 12-Speed

    Crank

    SHIMANO FC-MT210 36/22T TWO PIECE CRANK, 170MM

    Prowheel C10Y-NW, 30T, 140mm

    Shimano Deore FC-MT5100, 32T, 10-Speed, Hollowtech II, Boost

    Prowheel Charm, 32T, 140mm

    SHIMANO FC-M5100 SINGLE 32T TWO PIECE CRANK, 170MM (S,M) / 175MM (L,XL)

    Shimano MT-510-1 Boost 32T, 170mm (S, M) / 175mm (L, XL)

    Shifters

    SHIMANO SL-M3100, 2x9-SPEED TRIGGER

    Microshift Acolyte Trigger SL-M7180M, 1x8-speed

    Shimano SL-M4100 1x10-Speed Trigger

    Shimano Deore SL-M4100, 1x10-speed

    SHIMANO DEORE SL-M5100, 11-SPEED TRIGGER

    Shimano SLX SL-M7100 12-Speed

    Cassette

    SHIMANO CS-HG200 11-36T 9-SPEED

    Microshift Acolyte CS-H083, 8-speed, 12-42T

    Shimano CS-M4100, 10-46T, 10-Speed

    Shimano Deore CS-M4100, 10-speed, 11-46T

    SHIMANO DEORE CS-M5100 11-51T 11-SPEED

    Shimano SLX CS-M7100 12-Speed 10-51t, Hyperglide+

    Chain

    KMC X9

    KMC Z8

    KMC X10, 10-Speed

    KMC X10

    KMC X11-1

    KMC X12

    Chain Guide

    none

    Brakes

    SHIMANO MT200 HYDRAULIC DISC BRAKE

    Tektro MD-M280, Mechanical Disc

    Shimano BR-M201 Hydraulic

    Tektro HD-J285, Hydraulic Disc

    SHIMANO MT200 HYDRAULIC DISC BRAKE

    Tektro HD-M745, Caliper F/R: 4-Piston

    Brake Levers

    SHIMANO MT200 HYDRAULIC DISC BRAKE

    Tektro HD-TS325, Short Lever Reach

    Tektro HD-J2855, Short Lever Reach

    SHIMANO MT200 HYDRAULIC DISC BRAKE

    Wheels
    Rims

    ALLOY DOUBLE WALL 584-15 32H FOR TYRE 584-35/68

    Entity X15 Disc, 32H, Internal Width: 24mm, Tubeless Tape Installed **

    Entity X15 Doublewall Disc 32H, 25mm Internal Width, Tubeless Ready **

    Entity X15 Disc, 32H, Internal Width: 24mm, Tubeless Tape Installed *

    ALLOY DOUBLE WALL 584 / 622-30 32H FOR TYRE 584 / 622-54/76

    Entity XL2 Disc 35-584 (27.5") / 35-622 (29"), 35mm Inner Width, Tubeless ready*

    Spokes

    Stainless Steel Spokes

    14g Black Stainless Steel

    Entity Stainless, Brass Nipple

    14g Black Stainless Steel

    Stainless Steel Spokes

    Front Hub

    F: ALLOY QRx100mm 32H CENTER LOCK / R: ALLOY BOOST QRx141mm 32H CENTER-LOCK

    Entity 15x100 / 12x142mm Thru-Axle, 32H, Sealed Bearings

    Shimano HB-MT400, Thru Axle 15x100mm, 32H Center-Lock

    Entity 15x100 / 12x142mm Thru-Axle, 32H, Sealed Bearings

    F: SHIMANO HB-MT400 THRU AXLE 15x100mm 32H CENTER LOCK / R: SHIMANO FH-MT400 THRU AXLE 12X148mm 32H CENTER LOCK

    Shimano HB-MT410, Thru Axle 15x110mm 32h, Center-Lock

    Rear Hub

    F: ALLOY QRx100mm 32H CENTER LOCK / R: ALLOY BOOST QRx141mm 32H CENTER-LOCK

    Entity 15x100 / 12x142mm Thru-Axle, 32H, Sealed Bearings

    Shimano FH-MT400, Thru Axle 12x148mm, 32H Center-Lock

    Entity 15x100 / 12x142mm Thru-Axle, 32H, Sealed Bearings

    F: SHIMANO HB-MT400 THRU AXLE 15x100mm 32H CENTER LOCK / R: SHIMANO FH-MT400 THRU AXLE 12X148mm 32H CENTER LOCK

    Shimano FB-MT410, Thru Axle 12x148mm 32h, Center-Lock, Microspline Hub

    Tires

    PERFORMANCE TIRE 27.5"x2.25"

    Vee Tire Flow Snap 24X2.4", Natural Wall, Wire Bead, Tackee Compound *

    Entity Spiderbait 27.5x2.25" / 29x2.25" *

    Vee Tire Flow Snap 24X2.4", Natural Wall, Folding Bead, Tackee Compound, Enduro Core, Tubeless Ready

    SCHWALBE NOBBY NIC PERFORMANCE 27.5"x2.25" / 29"x2.25"

    Schwalbe Hans Dampf Evo 27.5x2.60" / 29x2.60", ADDIX Soft, Snakeskin, Tubeless ready

    Disc Rotors

    FRONT:180MM REAR:160MM CENTER-LOCK

    Tektro TR 160-24, F/R: 160mm, 6-bolt

    Shimano SM-RT10 Centerlock, F: 180mm / R: 160mm

    Tektro TR 160-24, F/R: 160mm, 6-bolt

    ROTOR: FRONT:180MM REAR:160MM CENTER-LOCK

    Shimano SM-RT54 180mm, Center-Lock

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