Specialized P.4 2024
Bike details
Key information split into simple groups.
Bike summary
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Frame Aluminum
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Wheels 27.5"
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Travel Front 100mm
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Fork Marzocchi Bomber Z1
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Suspension Hardtail
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Drivetrain Single Speed
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Brakes Mechanical Disc
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
Specialized P.4, A1 Premium Alloy, 27.5", Fully Butted Tubing, Tapered Head Tube, BSA 73mm BB Shell, 12x148TA Sliding Dropouts, Single Speed or Geared Compatible, 52mm CL, Internal cable routing, 30.9 Seat Tube, Dropper Post Compatible, 26" Wheel Compatible
Suspension Fork
Marzocchi Bomber Z1, 27.5", 100mm Travel, Grip Damper, 1.5 Tapered Steerer, 15x110 Boost, 44mm Offset
Drivetrain
Cassette
13T SS Cog
Crank
Specialized P.series, Forged, 24mm Spindle, 52mm CL, 165mm Length, 30T
Bottom Bracket
BSA 73mm
Chain
KMC Z1, 1/2x3/32", Single Speed
Pedals
Specialized Platform Pedal
Wheels
Front Hub
Alloy, sealed cartridge bearings, 15x110mm thru-axle, 6-bolt, 32h
Rear Hub
Alloy, Single Speed, sealed cartridge bearings, 12x148mm thru-axle, 6-bolt, 32h
Rims
Specialized P.Series, 27.5", 32h, 26mm ID, Disc Brake Only
Spokes
Stainless, 14g
Tires
Front: Specialzied Kicker Sport, 27.5x2.1", Rear: Specialzied Kicker Sport, 27.5x2.1"
Brakes
Brakes
Front: Radius CX7, Mechanical Disc, 180mm Rotor, Rear: Radius CX7, Mechanical Disc, 180mm Rotor
Cockpit
Stem
Specialized Alloy Trail Stem
Handlebar
Specialized P.Series MTB Dirt, 6061 alloy, 9-degree backsweep, 6-degree upsweep, 38mm rise, 750mm width, 31.8mm clamp
Grips
Specialized Trail Grips, lock-on
Seat
Saddle
Specialized P.series, Steel Rails
Seatpost
Specialized, 6061 alloy, 2-bolt clamp, 0mm setback, 30.9mm
Fit data
Numbers for sizing and ride feel.
| Size | P4 |
|---|---|
| Stack Reach Ratio | 1.32 mm |
| Bottom Bracket Height | 318 mm |
| Front Center | 711 mm |
| Rake | 44 mm |
| Trail | 91 mm |
| Stack | 589 mm |
| Reach | 446 mm |
| Top Tube Length | 637 mm |
| Seat Tube Angle | 72 ° |
| Seat Tube Length | 350 mm |
| Head Tube Angle | 68.5 ° |
| Head Tube Length | 120 mm |
| Chainstay Length | 386 mm |
| Wheelbase | 1095 mm |
| Bottom Bracket Drop | 34 mm |
| Standover Height | 698 mm |
| Wheels | 27" |
| Rider Min Height | 120 cm |
Model Overview
P.4 is a Specialized P Series model. Specialized released 13 bikes variations of this model so far. Take a sneak peek at all Specialized P Series bikes models from 2024, by clicking here.
Model range prices
Specialized P.1 2024 is the most economical model, with a starting price of 650$. Specialized P.4 2024 on the other hand costs 2100$, and is the most expensive model.
Safety
Make sure you wear a helmet on every ride, and that your bike performs well. In short, this means checking the tires, brakes, and chain to make sure everything is in good working order.
Average price for Dirt Jump bikes
According to our calculations, the average cost of a Dirt Jump bike that is reliable is 863$. However, even though the average price of a Dirt Jump bike is lower, you might still be able to get a top-quality bike. To make sure you don’t pay a higher amount than normal for your bike, always do some components analysis and read reviews.
Furthermore, this bike was made available in 2024 for 2100$. If we compare this with the average Dirt Jump bike cost we notice that the price is 143.34% more expensive.
Average weight for Dirt Jump bikes
The average weight for Dirt Jump bikes is 12.7 kg (28 lbs). You will have a greater advantage on climbs if your bike is easier than the average. On descents, however, a heavier bike will give you extra speed.
Weighing 12 kg (26.46 lbs), the P.4 model is a bit lighter than average. To sum up, it’s 5.83% lighter than the average weight of Dirt Jump bikes.
Internal Cable Routing
It’s also important to mention the internal cable routing that this bike has. In short, this will allow you to keep your bike cables in great condition. Say goodbye to hanging cables.
Overview of components
Fork
The fork installed on this bike is the Marzocchi Bomber Z1 model. The travel on this model is 100mm. Bike forks absorb the shocks and give you a smooth and pleasant ride. To sum up, when buying a bicycle, make sure you get a fork that is capable of delivering decent travel.
Wheels size
As for the wheels, Specialized P.4 2024, has a 27.5″ aluminum model. 27.5″ wheels will reach higher speeds than smaller-sized wheels. However, the overall traction of 27.5″ wheels is lower than 29″ wheels.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The P.4 comes with Mechanical Disc brakes. They deliver good performance and cost less than hydraulic disk brakes. However, they don’t have the stopping power of hydraulic brakes.
