Hotrock A1 FS 24 Girls
Part No.  

Hotrock A1 FS 24 Girls

Part No.  
Please select an option
Hotrock A1 FS 24 Girls
Technical Specifications
Grown-up bike technology and quality dialed for big kids looking to attack the trails.
  • This 24" A1 Premium Aluminum frame is built like an adult XC bike with double butted tubing, forged dropouts, and disc-brake mounts
  • 50mm-travel SR Suntour suspension fork with lightweight alloy lowers and pre-load adjust takes the edge off bumps for more control
  • Lightweight 32-spoke alloy rims are double-walled to withstand years of adventures
  • Specialized Fast Trak Sport knobby tires give kids a confident start to trail riding
  • Junior 7-speed crankset with replaceable chainrings for quick, smooth shifts
  • Specialized Body Geometry Kid's Rival saddle promises a scientifically-proven fit just like our adult line, with bumpers for durability
  • Lightweight alloy riserbar and Ahead stem puts kids in a comfortable and confident position, with easy Allen-wrench adjustments
  • SRAM X3, 7-speed rear derailleur and Comp grip shifters deliver sure-fire gear changes
  • Shimano 7-speed, 14/34t Mega Range freewheel offers kid-friendly gearing options optimized for smooth shifts

Technical Specifications

CHAIN KMC Z7, reusable Missing Link
BOTTOM BRACKET Square taper, cartridge bearing, double crank stop
CRANKSET SR Suntour 7-speed Junior, square, 160mm w/ replaceable outer ring
FRONT DERAILLEUR SR Suntour, 8-speed, 31.8mm clamp
SHIFT LEVERS SRAM 3.0 Comp, 7-speed, Grip Shift
CASSETTE Shimano Mega Range 7-speed, 14-34t
CHAINRINGS 42/32/22, replaceable outer, w/ chainguard
REAR DERAILLEUR SRAM X3, 7-speed, direct mount
SADDLE Body Geometry Kid's Rival, 7mm rail, front and rear bumpers
SEATPOST Alloy, 27.2mm, micro adjust
STEM Alloy Ahead, 4 bolt, 20º rise, 25.4mm clamp
HANDLEBARS Kid's Riser Bar, alloy, 600mm wide, 30mm rise, 25.4mm
GRIPS Specialized Kraton
FRONT HUB Forged alloy, double-sealed, ground race, QR, 32h
REAR HUB Forged alloy, freewheel type, double-sealed, ground race, QR, 32h
INNER TUBES Schrader valve
SPOKES Stainless, 1.8mm (15g)
RIMS Alex-HRXC, 24"" alloy double-wall, pinned w/ CNC sidewalls, 32h
FRONT TIRE Specialized Fast Trak Sport, 60 TPI, wire bead, 24x1.8""
REAR TIRE Specialized Fast Trak Sport, 60 TPI, wire bead, 24x1.8""
FRONT BRAKE Die cast, alloy ""V"" brake, 1pc. pad
BRAKE LEVERS Tektro junior reduced-reach ""V"", alloy, linear pull compatible
REAR BRAKE Die cast, alloy ""V"" brake, 1pc. pad
PEDALS Resin body w/ reflectors, loose ball, 9/16""
HEADSET 1-1/8"" threadless, loose ball
SEAT BINDER 34.9mm, alloy, extruded QR lever/collar
FORK SR Suntour SF11-XCT-JR-24, 1pc. alloy lower, 25.4mm Hi-Ten stanchions, 1-1/8"" Hi-Ten steerer, coil/mcu w/ preload adj., mechanical LO, 50mm travel
FRAME Specialized A1 Premium Aluminum frame, double-butted and formed DT/TT, externally relieved HT and forged dropouts w/ replaceable hanger and disc mount


Geometry Chart

Hotrock - Geometry

  11.5 13.5
Reach 335mm 372mm
Stack 505mm 516mm
Chainstay Length 420mm 420mm
Top Tube Length (Actual) 484mm 513mm
Ground-Top 769mm 787mm
Top Tube Length (Horizontal) 490mm 530mm
Head Tube Angle - Low Setting 70° 70°
Standover Height 608mm 648mm
Head Tube Height 90mm 110mm
Wheel Base 960mm 1005mm
Seat Tube Angle (Actual) - Low Setting 73° 73°
Seat Tube Length - Center to Top 305mm 342mm
Bottom Bracket Height - Low Setting 264mm 271mm