Velopedia Bicycle Archive

2015 Specialized FATBOY EXPERT

Fat Bike bicycle from the Velopedia specification archive.

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Frameset

Frame Construction	Specialized M4 Premium Aluminum, fully butted w/ smooth welds, tapered headtube, post-mount disc dropouts, 190mm rear hub spacing, replaceable alloy derailleur hanger
Frame Material	Aluminum
Fork	Specialized FACT carbon, full monocoque, tapered steerer, 135mm hub spacing
Fork Material	Carbon Fiber

Component Group	SRAM mix
Shifters	SRAM S-Series, Grip Shift, 10-speed
Front Derailleur	SRAM X7, 2x10, low direct mount
Rear Derailleur	SRAM X0 Type 2, 10-speed, medium cage
Crankset	Custom e.thirteen, TRS+, PF30, 100mm spindle, w/ BB, 104/64mm BCD spider, Praxis, 36/22, alloy
Bottom Bracket	PF30
Rear Cogs	Sunrace, 10-speed, 11-36
Chain	KMC X10L, 10-speed, reusable Missing Link
Pedals	Specialized Bennies, 6061 alloy body, sealed cartridge, 4.5mm removable pins

Brakes	Shimano Deore BR-M506, hydraulic disc, dual piston, resin pads

Headset	1-1/8" upper, 1-1/2" lower, Campy style, integrated sealed cartridge bearings, split crown race, 3.8mm cone spacer
Handlebar	Specialized, low rise, double butted 6061 alloy, 9-degree backsweep, 5-degree upsweep, 15mm rise, 31.8mm
Stem	Specialized, 3D forged alloy, 4-bolt, 6-degree rise, anti-corrosion hardware
Saddle	Body Geometry mountain, hollow Cr-Mo rails, 143mm
Seatpost	Alloy, 2-bolt, 12.5mm offset, 30.9mm, anti-corrosion hardware

Hubs	Specialized MTB Hi Lo disc, alloy, sealed cartridge bearings, 135mm wide, QR, 32h
Rims	Specialized Fatboy SL, alloy disc, single wall, 90mm wide, sleeve joint, hookless design, 32h
Spokes	Stainless, 2.0/1.8/2.0mm
Front Tire	Specialized Ground Control Fat, 120TPI, folding bead, 26x4.6", Specialized Ground Control Fat, 120TPI, folding bead, 26x4.6"
Wheel Size	26

Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.