Specialized P.20

2015 BMX Manufacturer page

Suspension: Rigid
Wheels: 20″
Frame: Steel
Brakes: Rim brake

Rider height by size (cm)

Size guide

20.5" 120+

Components

6 of 19 identified

Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.

Frame and fork

1 part

Frame

Hi-Ten plain gauge steel, 20.5"" top tube, externally relieved MID BB shell, integrated headtube, seatstay-mounted U-brake bosses, 5mm thick dropouts for 14mm axle Not identified

Suspension

1 part

Fork

Hi-Ten steel, tapered blade, 1-1/8"" threadless, 5mm Cr-Mo dropouts for 3/8"" axle Not identified

Drivetrain

3 parts

Bottom bracket

MID BB, 2x sealed cartridge bearings w/ 19mm, 8-spline spindle Not identified
Chain
- KMC
Crankset

P.Crank, 3 pc. Cr-Mo, tubular arms, 8-spline, 170mm Not identified

Brakes

2 parts

Brake levers
- Tektro
XL-320
Brakes
- Tektro

Wheels and tires

5 parts

Front hub

P.Series BMX, alloy, loose ball, solid axle, 36h Not identified
Rear hub

P.Series BMX, alloy, sealed cartridge bearings, hollow axle, 36h Not identified
Rims

P.20, alloy single wall, center void, 32mm inner width, 36h Not identified
Spokes

Stainless, 14g Not identified
Tires
- Specialized

Cockpit and contact points

7 parts

Grips

P.Grip BMX, w/ flange, Kraton, end plugs, 150mm Not identified
Handlebar
- Specialized
Headset

1-1/8"" integrated threadless, Campy style, full cartridge bearings, 8mm cone spacer Not identified
Pedals
- Specialized
Saddle

P.Seat SL, 1 pc. w/ co-molded alloy 25.4mm seatpost Not identified
Seatpost

Alloy, 0mm offset, 25.4mm, integrated w/ saddle Not identified
Stem

BMX stem, die-cast alloy, top load, 50mm, 22.2mm clamp Not identified

Sizes and geometry

1 size Open in the geometry plotter

Complete rider-height ranges are not published for these sizes. You can still explore the geometry below.

Size 20.5"

Table

Reach 432mm

Stack 367mm

Wheelbase 921mm

Head angle 74.5°

Seat angle 72.0°

Every size is drawn to the same scale, in millimeters. Explanatory schematic on an assumed 20″ wheel; exact published values are in the table below.

Size Reported by the manufacturer

Complete manufacturer geometry table 1 published size

Complete manufacturer geometry by size
Measurement
Frame
Reachmm	432
Stackmm	367
Seat tube lengthmm	235
Head tube lengthmm	110
Head tube angle	74.5°
Seat tube angle	72°
Chainstay lengthmm	342
Wheelbasemm	921
Front centermm	582
Bottom bracket dropmm	35
Bottom bracket heightmm	291
Standover heightmm	568
Fork rakemm	31
Suspension and parts
Crank lengthmm	170
Handlebar widthmm	710
Stem lengthmm	50
Seatpost lengthmm	200

Not published by the manufacturer: Top tube length, Trail, Stack/reach ratio, Front travel, Rear travel, Stem angle and Dropper post travel.

Specifications

Frame and fork

Intended fit: Unisex
Frame material: Steel
Fork material: Steel

Suspension

Suspension configuration: Rigid

Drivetrain

Derived by Bikelake

Front chainrings: 1
Smallest chainring: 25
Largest chainring: 25

Wheels and brakes

Wheel configuration: Same size
Brake type: Rim brake

Fit and controls

Seatpost: Rigid seatpost
Shifting: Mechanical

Additional specifications

Tire width: 2.3″
Wheel material: Aluminum
Wheel size: 20″

Lineup changes

The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.

Differences across 2015 builds

Differences across 2015 builds
Specification	This bicycle Specialized P.20	Specialized P.20 Pro	Specialized P.26	Specialized P.3	Specialized P.Slope	Specialized P.Street 1
Frame
Frame material	Steel	Steel	Steel	Aluminum	Aluminum	Aluminum
Fork material	Steel	Steel	Steel	Aluminum	Aluminum	Steel
Suspension
Suspension configuration	Rigid	Rigid	Hardtail	Hardtail	Full suspension	Hardtail
Front travel	Not informed	Not informed	80 mm	100 mm	100 mm	100 mm
Rear travel	Not informed	Not informed	Not informed	Not informed	85 mm	Not informed
Drivetrain
Front chainrings	1	1	1	1	1	Not informed
Smallest chainring	25	25	25	32	32	Not informed
Largest chainring	25	25	25	32	32	Not informed
Rear sprockets	Not informed	Not informed	Not informed	Not informed	Not informed	7
Smallest sprocket	Not informed	Not informed	Not informed	Not informed	Not informed	11
Largest sprocket	Not informed	Not informed	Not informed	Not informed	Not informed	34
Brakes
Brake type	Rim brake	Rim brake	Mechanical disc	Hydraulic disc	Hydraulic disc	Mechanical disc
Other specifications
Suspension	Rigid	Rigid	Hardtail	Hardtail	Full suspension	Hardtail
Tire width	2.3″	2.3″	2.3″	2.1″	2.1″	2.3″
Wheel size	20″	20″	26″	26″	26″	26″
Fork spring	Not informed	Not informed	Coil	Air	Air	Coil
Bottom bracket standard	Not informed	Not informed	Not informed	PF30	BB30	Not informed