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Hotrock 20 6-speed Street Boys

A lightweight, low standover height frame with properly proportioned and easy-to-use controls makes the Hotrock perfect for a kid's first multi-speed bike.

A lightweight, low standover height frame with properly proportioned and easy-to-use controls makes the Hotrock perfect for a kid's first multi-speed bike.

    • FRAME

      Specialized A1 Premium Aluminium, 20", formed toptube/downtube, forged dropouts, replaceable alloy derailleur hanger

    • FORK

      Alloy, straight blade, 1-1/8" steerer

    • HEADSET

      Ahead, 1/8" sealed cartridge bearings

    • STEM

      Ahead, forged alloy, 4-bolt, 20-degree rise

    • HANDLEBARS

      Specialized riser, alloy, 8-degree backsweep, 4-degree upsweep, 25mm rise, 25.4mm

    • GRIPS

      Specialized, Kraton, Revo type

    • FRONT BRAKE

      V-brake, alloy, linear pull

    • REAR BRAKE

      V-brake, alloy, linear pull

    • BRAKE LEVERS

      Tektro, alloy, linear pull compatible

    • REAR DERAILLEUR

      Shimano, 6-speed, short cage, direct mount

    • SHIFT LEVERS

      Shimano Revo-Shift, 6-speed

    • CASSETTE

      Shimano, 6-speed freewheel, 14-28

    • CHAIN

      KMC HV500, 1/2"x3/32"

    • CRANKSET

      Forged alloy arms, w/ double outer chainguard

    • CHAINRINGS

      36T, steel

    • BOTTOM BRACKET

      68x119mm, semi-cartridge, w/ bolts

    • PEDALS

      Composite platform, w/ reflectors, 9/16"

    • RIMS

      24", alloy single wall, pin joint, 32h

    • FRONT HUB

      Alloy, 3/8" axle, loose ball, dual lock nuts w/ 17mm contact side, nutted, 32h

    • REAR HUB

      Alloy, loose ball, dual lock nuts w/ 17mm contact side, steel nutted, 32h

    • SPOKES

      Stainless, 14g

    • FRONT TYRE

      Specialized Nimbus, 30TPI, wire bead, Flak Jacket protection, 20x1.5"

    • REAR TYRE

      Specialized Nimbus, 30TPI, wire bead, Flak Jacket protection, 20x1.5"

    • INNER TUBES

      Standard, Schrader valve

    • SADDLE

      Specialized Kids, 7mm rails, w/ bumper

    • SEATPOST

      Alloy, single bolt, 27.2mm

    • SEAT BINDER

      Forged alloy, single bolt, 31.8mm

    Specifications subject to change without notice.

  • Lightweight and stable, A1 Premium Aluminium frame w/ low standover height
  • Straight blade alloy fork w/ canti mounts provides responsive control
  • Durable, 32 spoke, alloy single wall rims can withstand years of cycling adventures
  • Easy rolling Specialized Nimbus tyres resist punctures and help kids keep up
  • Soft Kraton grips are easy for little hands to hold tight
  • Specialized Kids saddle w/ bumper
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Hotrock 20 6-speed Street Boys

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Geometry

  6-SPD Boy 6-SPD Girl
Seat Tube Length, Center to Top 279mm 279mm
Top Tube Length (Horizontal) 465mm 465mm
Top Tube Length (Actual) 449mm 463mm
Bottom Bracket Drop 20mm 20mm
Bottom Bracket Height 237mm 237mm
Chainstay Length 390mm 390mm
Seat Tube Angle 72° 72°
Head Tube Angle 69° 69°
Rake 40mm 40mm
Wheel Base 916mm 916mm
Standover Height 555mm 514mm
Head Tube Length 110mm 110mm
Handlebar Width 600mm 600mm
Stem Length 70mm 70mm
Crank Length 127mm 127mm
Seatpost Length 300mm 300mm
  • Seat Tube Length, Center to Top 279mm
    Top Tube Length (Horizontal) 465mm
    Top Tube Length (Actual) 449mm
    Bottom Bracket Drop 20mm
    Bottom Bracket Height 237mm
    Chainstay Length 390mm
    Seat Tube Angle 72°
    Head Tube Angle 69°
    Rake 40mm
    Wheel Base 916mm
    Standover Height 555mm
    Head Tube Length 110mm
    Handlebar Width 600mm
    Stem Length 70mm
    Crank Length 127mm
    Seatpost Length 300mm
    View 6-SPD Boy Geometry
  • Seat Tube Length, Center to Top 279mm
    Top Tube Length (Horizontal) 465mm
    Top Tube Length (Actual) 463mm
    Bottom Bracket Drop 20mm
    Bottom Bracket Height 237mm
    Chainstay Length 390mm
    Seat Tube Angle 72°
    Head Tube Angle 69°
    Rake 40mm
    Wheel Base 916mm
    Standover Height 514mm
    Head Tube Length 110mm
    Handlebar Width 600mm
    Stem Length 70mm
    Crank Length 127mm
    Seatpost Length 300mm
    View 6-SPD Girl Geometry