2017 Specialized Boy's 6-Speed Hotrock 20

Modest component level aluminum frame boys bike

specialized.com

2017 Specialized Boy's 6-Speed Hotrock 20
  • MSRP $360
  • Suspension Hardtail
  • Front Travel 40mm
  • Frame Aluminum
  • Fork Steel
  • Wheels 20″ Aluminum
  • Drivetrain 1 × 6
  • Groupset 
    Shimano Tourney
  • Brakes Rim
Gearing

1 × 6 — 6 speed

2017 Specialized Boy's 6-Speed Hotrock 20
15 mph
Similar Bikes
18 mph

The 2017 Boy's 6-Speed Hotrock 20 is geared about the same as similar bikes for riding up hills.

The 2017 Boy's 6-Speed Hotrock 20 won‘t keep up with similar bikes while riding downhill or sprinting.

Geometry
Build
FrameSpecialized A1 Premium Aluminum, 20", formed top tube/down tube, forged dropouts, replaceable alloy derailleur hanger
ForkSR Suntour, coil spring w/preload adjust, 40mm of travel, 1-1/8" steel steerer, 9mm axle
Bottom Bracket68mmx118mm, semi-cartridge, E-type
StemForged alloy, 20-degree rise, 4-bolt, 25.4mm clamp diameter
HandlebarSpecialized Kids', steel, 10-degree backsweep, 4-degree upsweep, 25mm rise, 25.4mm
SaddleSpecialized Kids', 7mm rails w/bumper
SeatpostAlloy, single bolt, 27.2mm
PedalsBMX-style nylon platform w/reflectors
GripsSpecialized, Kraton, Revo type
Components
Rear DerailleurShimano Tourney, 6-speed
ShiftersShimano Revo-Shift
Crank
CassetteShimano Tourney freewheel, 6-speed, 14-28t
ChainKMC HV500, 1/2x3/32"
BrakesV-brake, alloy, linear pull
Wheels
Rims20", alloy single wall, pin joint, 32h
SpokesStainless, 14g
Front HubAlloy, 3/8" axle, loose ball bearings, dual lock nuts, 17mm contact side, nutted, 32h
Rear HubAlloy, loose ball, dual lock nuts, 17mm contact side, steel nutted axle, 32h
TiresRoller, 20x2.125", 30TPI, wire bead
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2017 Specialized Boy's 6-Speed Hotrock 20