KidsVerified spec

2010 Specialized Hotrock 24 Street Boys

Launched at $330

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What a used one is worth

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New

$74

$37 to $100

Like new

$70

$36 to $95

Excellent

$66

$34 to $90

Good

$55

$28 to $75

Fair

$41

$21 to $55

For parts

$22

$11 to $30

From the launch price, aged to 2026 and adjusted for condition. Guidance from our catalog, not an appraisal.

Overview

Brand: Specialized
Model family: Hotrock
Model year: 2010
Category: Kids
Frame material: aluminum
Sizes: 24
Wheel size: 24
Launch MSRP (US): $330

Drivetrain

Speeds: 7
Chainrings: 3
Electronic: false
Total gears: 21

Build

Fork: Swagged alloy straight blade, 1 1/8" steerer w/ canti mounts
Stem: Alloy A-Head, melt forged, 60mm, 15 degree rise
Tires: Specialized Nimbus, 24 x 1.5", 60TPI, wire bead
Brakes: Alloy linear pull; levers: Junior reduced reach "V", alloy, linear pull compatible
Saddle: Specialized 1pc., 7mm rail w/o clamp
Wheels: rims: Alex C-1000, alloy single wall, 32h; front hub: Forged alloy, 32h with 3/8" axle, nutted; rear hub: Forged alloy freewheel type, 32h with 3/8" axle, nutted; spokes: 2mm 14g stainless
Cassette: Shimano MF-TZ21, 7-speed, 14-28t
Crankset: Forged alloy arms, triple chainring with guard, 152mm; chainrings: 42 x 34 x 24, w/ chainguard
Seatpost: Alloy, 27.2mm, microadjust
Shifters: Shimano RS-31 Revo Twist
Handlebar: Hi-Ten, 600mm wide, 40mm rise, 10 degree back sweep, 6 degree up sweep
Rear derailleur: Shimano TX-31, 7-speed direct mount

Geometry

24: Chainstay mm: 420; Wheelbase mm: 992; Head angle deg: 69; Seat angle deg: 73

Spec from Specialized's then current US page (captured 2009-08; model year from the page header "2010 Hotrock Boys Models"). The family geometry table has one column per wheel size; this entry keeps the 24 inch column only. MSRP $330 read from the model's own row of the US MSRP list on its then current page, captured 2009-08 (inside the 2010 launch window). Colors: Blue/Silver; Flo Red/Pearl White. Specialized published the same spec sheet for "Hotrock 24 St. Girls" in this model year (separate products by name).

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