Bike details
Overview
Key information split into simple groups.
Bike summary
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Category -
Frame Steel -
Wheels 20" -
Suspension Rigid -
Brakes Rim
Parts list
Components
Main components, grouped by system.
Bike components
Frame
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
Suspension Fork
20"" BMX, 2mm thick Hi-Ten, tapered blades, 1-1/8"" threadless, 5mm Cr-Mo dropouts for 3/8"" axle
Drivetrain
Cassette
1 pc. CNC, 9T driver
Crank
P.Crank, 3pc. Cr-Mo, tubular arms, 8-spline, 170mm
Bottom Bracket
MID BB, 2x sealed cartridge bearings w/ 19mm, 8-spline spindle
Chain
KMC Z-510H
Pedals
Plastic platform w/ molded pins, loose ball, 9/16""
Wheels
Front Hub
P.Series BMX, alloy, loose ball, solid axle, 36h
Rear Hub
P.Series BMX, alloy, loose ball, hollow axle, 36h
Rims
P.Series 20"", alloy double-wall, triple void, 35mm, 36h
Spokes
Stainless, 14g (2.0mm)
Tires
Specialized Compound Street, 30TPI, wire bead, 20x2.3""
Brakes
Brakes
Tektro, U-brake, die-cast, single bushing, coil spring, 15mm offset arms
Brake Levers
Tektro XL-320, U-brake lever, 15mm cable pull
Cockpit
Stem
BMX stem, die-cast alloy, top load, 50mm, 22.2mm clamp
Handlebar
Specialized P.Series BMX bar, Hi-Ten steel, 710mm wide, 11-degree backsweep, 2-degree upsweep, 210mm rise, 22.2mm
Grips
P.Grip BMX, w/ flange, Kraton, end plugs, 150mm
Headset
Integrated 1-1/8"" threadless, Campy style, full cartridge bearings
Seat
Saddle
P.Seat SL, 1pc. w/ co-molded alloy 25.4mm seatpost, padded
Seatpost
Alloy, 25.4mm, integrated w/ saddle
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 20.5" |
|---|---|
| Stack Reach Ratio | 0.85 mm |
| Bottom Bracket Height | 291 mm |
| Front Center | 582 mm |
| Rake | 31 mm |
| Stack | 372 mm |
| Reach | 437 mm |
| Seat Tube Angle | 72 ° |
| Seat Tube Length | 235 mm |
| Head Tube Angle | 74.5 ° |
| Head Tube Length | 110 mm |
| Chainstay Length | 347 mm |
| Wheelbase | 926 mm |
| Bottom Bracket Drop | -35 mm |
| Standover Height | 573 mm |
| Wheels | 20" |
| Rider Min Height | 120 cm |
Model Overview
P.20 AM completes the Specialized P20 model. Specialized launched 7 bikes of this model so far. Check out the entire range from 2014 of this model, by clicking this link.
Safety
Your safety should be the top priority when you go for a ride. In short, make sure that you always use a helmet, high visibility clothing, and proper lights when riding at night-time.
Average price for BMX bikes
According to our math, the average price for a trustworthy BMX bike is 348$. However, even if your budget is less than the average, you might still be able to get a top-quality BMX bike. To sum up, when you purchase your bike, make sure to check if it has reviews, and also do some components research.
P.20 AM components
Fork material
When it comes to the fork, this bike has a steel one, so, it can add some extra weight to your bike. However, steel is a pretty tough and durable material.
Wheels size
The wheels on P.20 AM are the 20″ aluminum type. This wheel size is used on bike models like BMX, children, or folding bikes. In conclusion, they are great for flat ground or very easy trails.
Brakes
When you want to stop the bike in time, the brakes are vital. The P.20 AM has Rim brakes. Rim brakes deliver an average performance overall. However, they are not nearly as effective as hydraulic brakes are.