Image of Specialized Fatboy Expert
2015

Specialized Fatboy Expert

Specialized Fatboy 2015

Fat Bike

At a glance

The 2015 Specialized Fatboy Expert is an Fat Bike mountain bike. It sports 26" wheels and a SRAM drivetrain. The bike is part of Specialized's Fatboy range of mountain bikes.

All the fun of a fat bike with the performance of a Specialized. The Fatboy Expert combines a lightweight frame and fork with 4.6 Ground Control tyres to create a geometry similar to Specialized 29er geometry for nimble handling in the most extreme conditions.

Where To Buy

Reviews

Specifications

Frameset
  • Frame
    Specialized M4 Premium Aluminum, fully butted w/ smooth welds, tapered headtube, post-mount disc dropouts, 190mm rear hub spacing, replaceable alloy derailleur hanger
  • Fork
    Specialized FACT carbon, full monocoque, tapered steerer, 135mm hub spacing
Wheels
  • Hubs
    [F] Specialized MTB Hi Lo disc, alloy, sealed cartridge bearings, 135mm wide, QR, 32h [R]
  • Wheels
    Specialized Fatboy SL, alloy disc, single wall, 90mm wide, sleeve joint, hookless design, 32h
  • Wheel Size
    26"
  • Spokes
    Stainless, 2.0/1.8/2.0mm
  • Tires
    [F] Specialized Ground Control Fat, 120TPI, folding bead, 26x4.6"" [R] Specialized Ground Control Fat, 120TPI, folding bead, 26x4.6""
Drivetrain
  • Chain
    KMC X10L, 10-speed, reusable Missing Link
  • Crank
    Custom e.thirteen, TRS+, PF30, 100mm spindle, w/ BB, 104/64mm BCD spider
  • Front Derailleur
    SRAM X7, 2x10, low direct mount
  • Rear Derailleur
    SRAM X0 Type 2, 10-speed, medium cage
  • Shifters
    SRAM S-Series, Grip Shift, 10-speed
  • Cassette
    Sunrace, 10-speed, 11-36
  • Pedals
    Specialized Bennies, 6061 alloy body, sealed cartridge bearings, 4.5mm removable pins
Components
  • Brakeset
    [F] Shimano Deore BR-M506, hydraulic disc, dual piston, resin pads [R] Shimano Deore BR-M506, hydraulic disc, dual piston, resin pads
  • Handlebar
    Specialized, low rise, double butted 6061 alloy, 9-degree backsweep, 5-degree upsweep, 15mm rise, 31.8mm
  • Saddle
    Body Geometry Henge Sport, steel rails, 143mm
  • Seatpost
    Alloy, 2-bolt clamp, 12.5mm offset, 30.9mm, anti-corrosion hardware
  • Stem
    Specialized Stout, 3D-forged alloy, 4-bolt, 6-degree rise, anti-corrosion hardware

FAQ

Q: What size wheels does the 2015 Specialized Fatboy Expert have?

The 2015 Specialized Fatboy Expert has 26" wheels.

Q: What size 2015 Specialized Fatboy Expert should I get?

After measuring your height, use the size chart below to find the typical Specialized Fatboy Expert size for your height. Remember that these sizes are a general guide and bike sizes can vary between riders and bikes. The best way to find your size is to go for a test ride.

Rider Height (cm)Rider Height (in)Frame Size
148cm - 158cm4'10" - 5'2"XS
158cm - 168cm5'2" - 5'6"S
168cm - 178cm5'6" - 5' 10"M
178cm - 185cm5'10" - 6'1"L
185cm - 193cm6'1" - 6'4"XL
193cm - 198cm6'4" - 6'6"XXL

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