Hotrock 24 XC Disc
Part No.  

Hotrock 24 XC Disc

Part No.  106419
Hotrock 24 XC Disc
Technical Specifications
Kid-sized for shredding single track, the Hotrock 24 XC Disc Boy comes equipped with everything young rippers need to start riding with the big boys.
  • The tough, light, and durable Specialized A1 Premium Aluminum frame is built to last.
  • Custom coil spring suspension fork with Multi-Circuit Damping offers high-level performance for smooth compression and rebound, no matter the terrain.
  • 24" alloy wheels are designed to withstand years of use.
  • Tektro Auriga hydraulic disc brakes provide rock-solid braking power.

Technical Specifications

CHAIN KMC X8, 8-speed w/reusable MissingLink
BOTTOM BRACKET Square taper BB, 68x118mm, cartridge bearings
CRANKSET SR Suntour XCT-JR, replaceable outer ring, 42/32/22T, w/ chainguard
FRONT DERAILLEUR SR Suntour, 31.8mm clamp, high-mount
SHIFT LEVERS Shimano RapidFire Plus, 8-speed
CASSETTE Sunrace, 8-speed, 11-34t
REAR DERAILLEUR Shimano Acera rear derailleur, Shadow design, 9-speed
FRONT HUB Specialized, Hi Lo disc, alloy, RCC bearing system, QR, 32h
REAR HUB Specialized Stout XC, Hi Lo disc, alloy, RCC bearing system, QR, 32h
INNER TUBES Standard, Schrader valve
SPOKES Stainless, 14g
RIMS Alex, 24"", alloy double-wall, pin joint, 32h
FRONT TIRE Fast Trak LK Sport, 24x1.8"", 60TPI, wire bead
REAR TIRE Fast Trak Sport, 24x1.8"", 60TPI, wire bead
SADDLE Specialized Youth, steel rails
SEATPOST Alloy, single-bolt, 27.2mm
STEM Ahead, forged alloy, 4-bolt, 20-degree rise
HANDLEBARS Specialized, flat bar, alloy, 8-degree backsweep, 4-degree upsweep, 25.4mm
GRIPS Specialized, Kraton w/ gel
FRONT BRAKE Tektro Auriga, hydraulic disc, resin pads, post mount, 160mm rotor
REAR BRAKE Tektro Auriga, hydraulic disc, resin pads, 160mm rotor
PEDALS Platform
HEADSET 1-1/8"" threadless
SEAT BINDER Alloy, single bolt, 31.8mm
FORK Custom SR Suntour XCR, custom Multi-Circuit Damping, 63mm travel, 1-1/8"" steerer, mag lowers, Hi-Ten 28mm stanchions
FRAME Specialized A1 Premium Aluminum, double-butted, formed down tube/top tube, externally relieved head tube, forged dropouts w/replaceable hanger, disc mount


Geometry Chart

Hotrock - Geometry

  S L
Stem Length 70mm 80mm
Crank Length 152mm 160mm
Seatpost Length 300mm 350mm
Handlebar Width 620mm 620mm
Reach 335mm 372mm
Stack 504mm 516mm
Wheelbase 960mm 1005mm
Bike Stand-Over Height 610mm 643mm
Head-Tube Length 90mm 110mm
Front-Center 544mm 587mm
Fork Rake/Offset 37mm 37mm
Head-Tube Angle 70° 70°
Trail 73mm 73mm
B-B Height 263.5mm 271mm
Chain-Stay Length 420mm 420mm
Fork Length (full) 402mm 402mm
Seat-Tube Angle 73° 73°
B-B Drop 45mm 37mm
Seat-Tube Length 305mm 342mm
Top-Tube Length (horizontal) 490mm 530mm