Hotrock 20 Pro

Designed with little shredders in mind, the Hotrock 20 Pro is purpose built to handle all the single trail you can throw at it, while its durable design and build ensure it will last for years to come.

Designed with little shredders in mind, the Hotrock 20 Pro is purpose built to handle all the single trail you can throw at it, while its durable design and build ensure it will last for years to come.

Select

Part No:
    • FRAME

      Specialized A1 Premium Aluminum, formed top tube/down tube, forged dropouts, replaceable alloy derailleur hanger

    • FORK

      SR Suntour XCR-AIR, air spring, 65mm travel, preload adjust, 1-1/8" steerer, mag lowers, Hi-Ten 28mm stanchions, direct press type dust seal, lockout, disc mount

    • HEADSET

      Ahead, 1/8" sealed cartridge bearings

    • STEM

      Specialized P.Series MTB, forged alloy, top load

    • HANDLEBARS

      Specialized, flat bar, double-butted 6061 alloy, 10-degree backsweep, 4-degree upsweep, 31.8mm

    • GRIPS

      Specialized, Kraton, Revo type

    • FRONT BRAKE

      Tektro, hydraulic disc, dual piston, 160mm Light Wave style rotor

    • REAR BRAKE

      Tektro, hydraulic disc, dual piston, 160mm Light Wave style rotor

    • BRAKE LEVERS

      Tektro, short reach

    • REAR DERAILLEUR

      SRAM X7, 9-speed, short cage

    • SHIFT LEVERS

      SRAM X4, 9-speed, trigger

    • CASSETTE

      Sunrace, 9-speed, 11-32t

    • CHAIN

      KMC X9, 9-speed

    • CRANKSET

      Forged alloy arms, w/ single outer chainguard

    • CHAINRINGS

      36T

    • BOTTOM BRACKET

      68x118mm, cartridge bearings, square taper spindle, double crank stops, steel cups w/ capless bolts

    • PEDALS

      Nylon, BMX style, loose ball bearings, 9/16", w/ reflectors

    • RIMS

      20" disc, alloy double-wall, pin joint, 32h

    • FRONT HUB

      Specialized, Hi Lo disc, alloy, double-sealed, ground race, QR, 32h

    • REAR HUB

      Specialized, Hi Lo disc, double-sealed bearing, QR, 32h

    • SPOKES

      Stainless, 14g

    • FRONT TIRE

      Specialized Roller, 30TPI, wire bead, 20x2.125"

    • REAR TIRE

      Specialized Roller, 30TPI, wire bead, 20x2.125"

    • INNER TUBES

      Standard, Schrader valve

    • SADDLE

      Specialized Kids, 7mm rails, w/ bumper

    • SEATPOST

      Alloy, single bolt, 27.2mm

    • SEAT BINDER

      Alloy, 31.8mm

  • The tough, light, and durable Specialized A1 Premium Aluminum frame is built to last.
  • The SR Suntour suspension fork helps smooth out bumps on either the road or the trail, helping young riders explore in confidence and comfort.
  • 20" disc-specific alloy wheels are built tough to withstand years of trail shredding.
  • Tektro hydraulic disc brakes provide steady and powerful stopping power.

Geometry

  1
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 65.4°
Rake 40mm
Wheel Base 916mm
Standover Height 555mm
Head Tube Length 110mm
Handlebar Width 600mm
Stem Length 40mm
Crank Length 127mm
Seatpost Length 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 65.4°
    Rake 40mm
    Wheel Base 916mm
    Standover Height 555mm
    Head Tube Length 110mm
    Handlebar Width 600mm
    Stem Length 40mm
    Crank Length 127mm
    Seatpost Length 300mm
    View 1 Geometry