Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 26" -
Groupset XX1, Race Face -
Suspension Rigid -
Drivetrain 1 × 11 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
SM
158cm - 171cm
MD
168cm - 180cm
LG
178cm - 189cm
XL
186cm - 199cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Specialized M4 Premium Aluminum, fully butted w/ smooth welds, tapered headtube, post-mount disc dropouts, 190mm rear hub spacing, replaceable alloy derailleur hanger
Suspension Fork
Specialized FACT carbon, full monocoque, tapered steerer, 135mm hub spacing, open QR dropouts
Drivetrain
Rear Derailleur
SRAM XX1, 11-speed, carbon cage
Shift Levers
SRAM XX1, 11-speed, trigger
Cassette
SRAM XX1, 11-speed, 10-42
Crank
Race Face Next SL, PF30 BB, 100mm spindle, 30T, spiderless
Bottom Bracket
PF30, 100mm, press-fit
Chain
KMC X11L, 11-speed, w/ reusable MissingLink
Pedals
Alloy, 1 pc. body, 9/16"", w/ reflectors
Wheels
Front Hub
Specialized Stout XC 135, Hi Lo disc, alloy, sealed cartridge bearings, QR, 32h
Rear Hub
Specialized Stout XC 190, Hi Lo disc, alloy, sealed cartridge bearings, QR, 32h
Rims
HED Big Deal, carbon, single wall, tubeless, 85mm wide, 32h
Spokes
Stainless, butted, 2.0/1.8/2.0mm, black
Tires
Specialized Ground Control Fat, 120TPI, folding bead, 26x4.6""
Brakes
Brakes
Magura MT8, hydraulic disc, Hi Friction pad, carbon master cylinder, alloy caliper, Storm SL rotor
Brake Levers
Magura MT8, carbon lever
Cockpit
Stem
Specialized Stout XC, 3D forged alloy, 4-bolt, 6-degree rise, anti-corriosion hardware
Handlebar
Specialized flat, carbon, 8-degree backsweep, 31.8mm
Grips
Specialized Sip Grip, light lock-on, half-waffle, S/M: regular thickness, Others: XL
Headset
1-1/8"" upper, 1-1/2"" lower, Campy style, integrated sealed cartridge bearings
Seat
Saddle
Body Geometry Phenom Expert, hollow Ti rails, 143mm
Seatpost
S-Works FACT carbon, 20mm offset, 27.2mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.5 mm | 1.43 mm | 1.41 mm | 1.38 mm |
| Bottom Bracket Height | 315 mm | 315 mm | 315 mm | 315 mm |
| Front Center | 635 mm | 657 mm | 680 mm | 706 mm |
| Rake | 46 mm | 40 mm | 41 mm | 41 mm |
| Trail | 73 mm | 79 mm | 78 mm | 78 mm |
| Stack | 584 mm | 594 mm | 609 mm | 623 mm |
| Reach | 389 mm | 414 mm | 431 mm | 452 mm |
| Top Tube Length | 570 mm | 597 mm | 619 mm | 644 mm |
| Seat Tube Angle | 73 ° | 73 ° | 73 ° | 73 ° |
| Seat Tube Length | 394 mm | 445 mm | 483 mm | 533 mm |
| Head Tube Angle | 70.5 ° | 70.5 ° | 70.5 ° | 70.5 ° |
| Head Tube Length | 110 mm | 120 mm | 135 mm | 150 mm |
| Chainstay Length | 449 mm | 449 mm | 449 mm | 449 mm |
| Wheelbase | 1077 mm | 1099 mm | 1122 mm | 1148 mm |
| Bottom Bracket Drop | 60 mm | 60 mm | 60 mm | 60 mm |
| Standover Height | 751 mm | 787 mm | 814 mm | 843 mm |
| Wheels | 26" | 26" | 26" | 26" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |
About this model
Fatboy SL belongs to the Specialized Fatboy model. There are 31 bikes that carry this model name. You can easily view all of the Specialized Fatboy bikes models from 2015, here.
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.
Fatbike bikes average price
According to our math, the average price for a trustworthy Fatbike bike is 1743$. However, you could also get a good Fatbike bike even if you pay a lower amount than the average price. In short, before purchasing your ideal bike do some research about its components, and also check for reviews online.
Fatboy SL components
Fork material
Fatboy SL has a carbon fork, so, it is super light and stiff. In conclusion, a carbon fork gives you great control when steering, and is also more forgiving.
Wheels
As for the wheels, Specialized Fatboy SL 2015, has a 26″ carbon model. Being a little smaller, these wheels will fit both small and tall riders. However, they provide less traction than 29″ wheels do.
Brakes
When you want to stop the bike in time, the brakes are vital. The Fatboy SL has Hydraulic Disc brakes. Hydraulic disc brakes provide amazing stopping power, no matter what the terrain. To sum up, your safety is in good hands.
Sizes
Specialized Fatboy SL bike has 4 sizes, in the range of 158 cm – 199 cm (5.18 ft – 6.53 ft). In conclusion, it won’t take much to find one that’s right for you.