
Velopedia Bicycle Archive
2015 Specialized FATBOY 20
Fat Bike bicycle from the Velopedia specification archive.
- Original MSRP
- $1,000.00
- Sizes
- One Size
- Colors
- Satin Warm Charcoal/Teal/Hyper, Satin Coral/Deep Indigo/Powder Indigo/Powder Coral, Metallic White/Turqoise/Light Turqoise/Pink, Gloss Royal Blue/Moto Orange/Gallardo Orange
- Archive ID
- 1231968
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Frameset
| Frame Construction | Specialized A1 Premium Aluminum, fully butted w/ smooth welds, ZeroStack headtube, 170mm rear hub spacing, replaceable alloy derailleur hanger |
|---|---|
| Frame Material | Aluminum |
| Fork | Specialized A1 Premium Aluminum, 1-1/8" alloy steerer |
| Fork Material | Aluminum |
Drivetrain
| Component Group | Mountian mix |
|---|---|
| Shifters | SRAM X4, 9-speed, trigger |
| Front Derailleur | None |
| Rear Derailleur | SRAM X4, 9-speed, mid cage |
| Crankset | Forged alloy, 32T, w/ chainguard |
| Bottom Bracket | Square taper, sealed cartridge bearings, 100mm shell, 164mm axle |
| Rear Cogs | Sunrace, 9-speed, 11-34 |
| Chain | KMC X9, 9-speed, reusable Missing Link |
| Pedals | Composite platform, w/ reflectors, 9/16" |
Brakes
| Brakes | Tektro Aries, mechanical disc, organic pads |
|---|
Cockpit & Contact Points
| Headset | 1-1/8" threadless, ZeroStack, semi-cartridge bearings |
|---|---|
| Handlebar | Specialized flat, 6061 double butted alloy, 9-degree backsweep, 31.8mm |
| Stem | Specialized 3D forged alloy, 4-bolt, 7-degree rise |
| Saddle | Specialized youth, steel rails |
| Seatpost | Alloy, single bolt, 27.2mm |
Wheels & Tires
| Rims | Specialized Fatboy, alloy disc, single wall, 90mm wide, sleeve joint, 32h |
|---|---|
| Spokes | Stainless, 14g, w/ brass nipple |
| Front Tire | Specialized Ground Control Fat, 60TPI, wire bead, 20x4.0", Specialized Ground Control Fat, 60TPI, wire bead, 20x4.0" |
| Wheel Size | 20 |
Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

