P.24 AM
Part No.  

P.24 AM

Part No.  37878
load-spinner
If you think you've out-grown 20" wheels, but still want to progess your riding, you need a bike that can step up to the task. The P.24's steel frame and tapered Cr-Mo fork are super tough and with a tubular Cr-Mo crank and double-wall, triple void wheels, you've got nothing to fear but your own progress.
  • Hi-Ten frame with 21.6" top tube features a MID BB, small dropouts, and dialed geos for dirt, park, or street
  • Ride dirt, park, or street on the Specialized Compound Street tires with low rolling resistance and a rounded profile
  • BMX-style, 3-piece tubular Cr-Mo crankset with cartridge-bearing MID BB is strong and light to go big with confidence, singlespeed 25t chainring resists bending and delivers the clearance you need
  • Compact, singlespeed gearing with 10t driver specially designed for dirt/park/street
  • P. Series butted and taper blade Cr-Mo fork is light yet strong enough to handle heavy abuse
  • Lightweight 36-hole wheels with low flange solid axle front hub and hollow axle rear hub with 10t driver
  • Super-light and durable P.Series SL one-piece saddle/post combo offers both light weight and comfort
  • Press-in MID BB is lightweight, durable, and easy to service with sealed cartridge bearings

Technical Specifications

DRIVETRAIN
CHAIN KMC Z-510H, 1/2"" x 1/8"", anti-drop inner links
BOTTOM BRACKET MID BB, 2x sealed cartridge bearing w/ 19mm, 8-spline Cr-Mo spindle, alloy tube and cone spacers
FREEWHEEL 1 pc. CNC 1/2"" x 1/8"" x 10t driver
CRANKSET 3pc. tubular Cr-Mo, 8-spline, 175mm
CHAINRINGS 25t, 2.5mm thick steel
WHEELS
FRONT HUB Specialized P.Series BMX, alloy, loose ball, 36h
REAR HUB Specialized P.Series BMX, alloy, loose ball, hollow axle, 36h
INNER TUBES Schraeder valve
SPOKES Stainless, 2.0mm (14g)
RIMS Specialized P.Series, 24"", alloy double-wall, triple void, 35mm, pin joint, 36h
FRONT TIRE Specialized Compound, 24x2.2"", wire bead, 30TPI
REAR TIRE Specialized Compound, 24x2.2"", wire bead, 30TPI
COCKPIT
SADDLE Specialized P.Series 1pc co-molded composite saddle & alloy 25.4mm seat post combination w/ debossed ""P. Series"" logo padded cover
SEATPOST Alloy, no offset, 25.4mm, integrated w/ saddle
STEM BMX stem, die cast alloy, top load, 50mm length, 22.2mm
HANDLEBARS Specialized P.Series BMX bar, Cr-Mo, 735mm wide, 180mm rise, 11º backsweep, 3º upsweep, 22.2mm
GRIPS Specialized P.Grip, flanged soft compound, end plugs, 150mm
BRAKES
BRAKE LEVERS Lever ""U"" brake, 15mm cable pull
REAR BRAKE Wide tire U-brake, die-cast, single bushing, coil spring, 15mm offset arms, w/ 1pc. black pads
ACCESSORIES
PEDALS Specialized P.Series NYLON platform w/ molded pins, loose ball, 9/16""
FRAMESET
HEADSET Integrated 1-1/8"" threadless, Campy-style, full cartridge bearings
SEAT BINDER Integrated Cr-Mo bolt and nylock nut
FORK Tapered and butted Cr-Mo blades, 1-1/8"" threadless, 5mm dropouts for 3/8"" axle
FRAME Hi-Ten plain gauge steel, 21.6"" top tube, externally relieved MID BB shell and integrated head tube, hydra-formed chainstays, seatstay-mounted U-brake bosses, 5mm thick dropouts for 14mm axle

Geometry

Geometry Chart

- Geometry

 
Stem Length 50mm
Crank Length 170mm
Seatpost Length 200mm
Handlebar Width 735mm
Reach 442mm
Stack 428mm
Chainstay Length 384mm
Bottom Bracket Drop -23mm
Seat Tube Angle 72°
Head Tube Angle 75.5°
Head Tube Length 110mm
Top Tube Length (Actual) 551mm
Fork Length 364mm
Seat Tube Length, Center to Top 268mm
Fork Offset 38mm
Standover Height 655mm
Wheel Base 981mm
Bottom Bracket Height 334mm

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