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2017 Specialized Fatboy Comp Carbon

Original specifications: geometry for 4 published sizes.

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At a glance

Model year
2017
Category
Mountain
Sizes
S, M, L, XL
Colors
Gloss Rocket Red/Black/Grey Fade, Satin Carbon/Warm Pearl White/Red Fade
Geometry
4 manufacturer sizes
In this record
20 specifications · 2 archived images · geometry
Archive ID
900003840
Campaign
Original buildCarbon Fiber

Manufacturer catalog

Published sizes and colors

4 sizes · 2 colors

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

SMLXL

Published colors

Gloss Rocket Red/Black/Grey FadeSatin Carbon/Warm Pearl White/Red Fade

Frameset

Frame ConstructionFACT 10m, full carbon frame, 12x197mm thru-axle rear, internal cable routing, ISCG XC tabs, suspension corrected for 100mm of travel
Frame MaterialCarbon Fiber
ForkCarbon, 46mm offset, tapered steerer, 150mm axle spacing
Fork MaterialCarbon Fiber

Drivetrain

ShiftersSRAM X9, 10-speed, trigger
Rear DerailleurSRAM X0, long cage, 10-speed
CranksetRaceFace Turbine Cinch crankset, alloy, 30mm spindle, direct-mount chainring, 76.5mm chainline, 11-speed
CassetteSunRace, 10-speed, 11-42t
Chain10-speed, EXTRA lightweight hollow outer links w/reusable Missing Link # CL559R
PedalsSpecialized Dirt Pedals

Brakes

Brakes(F) Shimano Deore, hydraulic disc, resin pads, post mount, 160mm rotor / (R) Shimano Deore, hydraulic disc, resin pads, 160mm rotor

Cockpit & Contact Points

HandlebarSpecialized XC, butted 6061 alloy, 8-degree backsweep, 6-degree upsweep, 10mm rise, 31.8mm
StemSpecialized Trail, 3D-forged alloy, 4-bolt, 6-degree rise
SaddleBody Geometry Phenom Comp, hollow Cr-Mo rails, 143mm
SeatpostSpecialized 2-bolt head, forged alloy, 8mm offset, micro-adjust, 30.9mm

Wheels & Tires

Hubs(F) Specialized Stout XC, alloy disc, double-sealed cartridge bearings, 15x150mm thru-axle, 32h / (R) Stout XC, disc alloy, sealed cartridge bearings, 12x148mm thru-axle, 32h
RimsSpecialized 26" disc front, 21mm depth, 86mm internal width, 32h
SpokesStainless, butted, 2.0/1.8/2.0mm, black
Front TireGround Control Fat, Control casing, 120 TPI, Aramid folding bead, 2Bliss Ready, 26x4.0"
Rear TireGround Control Fat, Control casing, 120 TPI, Aramid folding bead, 2Bliss Ready, 26x4.0"

Geometry

4 sizes · 19 measurements

Frame measurements by size.

All geometry measurements4 sizes · 19 measurements
MeasurementSMLXL
Seat tube394 mm434 mm470 mm520 mm
Effective top tube579 mm604 mm626 mm651 mm
Head tube94 mm94 mm110 mm125 mm
Head-tube angle70.5°70.5°70.5°70.5°
Seat-tube angle73°73°73°73°
Chainstay / rear center455 mm455 mm455 mm455 mm
Wheelbase1088 mm1113 mm1135 mm1161 mm
Bottom-bracket drop60 mm60 mm60 mm60 mm
Bottom-bracket height307 mm307 mm307 mm307 mm
Reach395 mm420 mm437 mm458 mm
Stack602 mm602 mm617 mm632 mm
Fork offset / rake47 mm47 mm47 mm47 mm
Front center640 mm665 mm687 mm713 mm
Trail80 mm80 mm80 mm80 mm
Fork length / axle-to-crown496 mm496 mm496 mm496 mm
Seatpost length350 mm350 mm400 mm400 mm
Crank length170 mm175 mm175 mm175 mm
Stem length60 mm60 mm75 mm75 mm
Handlebar width750 mm750 mm750 mm750 mm

Dimensions as recorded.

Parts & serviceability

Find replacement parts

Original specifications
Cassette · Original
SunRace, 10-speed, 11-42t
Front tire · Original
Ground Control Fat, Control casing, 120 TPI, Aramid folding bead, 2Bliss Ready, 26x4.0" Replacement search: 26x4 bicycle tire Before ordering: Check rim type and tire clearance.
Pedals · Original
Specialized Dirt Pedals
More parts (6)
Crankset · Original
RaceFace Turbine Cinch crankset, alloy, 30mm spindle, direct-mount chainring, 76.5mm chainline, 11-speed
Rear derailleur · Original
SRAM X0, long cage, 10-speed Search: SRAM X0, long cage, 10-speed rear derailleur Before ordering: Confirm whether the drivetrain is mechanical or electronic before ordering.
Shifters · Original
SRAM X9, 10-speed, trigger Search: SRAM X9 10-speed mechanical shifter
Handlebar · Original
Specialized XC, butted 6061 alloy, 8-degree backsweep, 6-degree upsweep, 10mm rise, 31.8mm
Stem · Original
Specialized Trail, 3D-forged alloy, 4-bolt, 6-degree rise
Seatpost · Original
Specialized 2-bolt head, forged alloy, 8mm offset, micro-adjust, 30.9mm
Retailer offers · Affiliate links

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Bike-specific inspection checklist 19 checks based on 5 archived component groups Open checklistClose checklist
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This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.

Archived: 2017 Specialized Fatboy Comp Carbon · Mountain · Published sizes: S, M, L, XL

Archived: Frame: FACT 10m, full carbon frame, 12x197mm thru-axle rear, internal cable routing, ISCG XC tabs, suspension corrected for 100mm of travel · Fork: Carbon, 46mm offset, tapered steerer, 150mm axle spacing · Carbon Fiber

Archived: Shifters: SRAM X9, 10-speed, trigger · Rear derailleur: SRAM X0, long cage, 10-speed · Crankset: RaceFace Turbine Cinch crankset, alloy, 30mm spindle, direct-mount chainring, 76.5mm chainline, 11-speed · Cassette: SunRace, 10-speed, 11-42t · Chain: 10-speed, EXTRA lightweight hollow outer links w/reusable Missing Link # CL559R

Archived: Brakes: (F) Shimano Deore, hydraulic disc, resin pads, post mount, 160mm rotor / (R) Shimano Deore, hydraulic disc, resin pads, 160mm rotor

Archived: Rims: Specialized 26" disc front, 21mm depth, 86mm internal width, 32h · Hubs: (F) Specialized Stout XC, alloy disc, double-sealed cartridge bearings, 15x150mm thru-axle, 32h / (R) Stout XC, disc alloy, sealed cartridge bearings, 12x148mm thru-axle, 32h · Front tire: Ground Control Fat, Control casing, 120 TPI, Aramid folding bead, 2Bliss Ready, 26x4.0" · Rear tire: Ground Control Fat, Control casing, 120 TPI, Aramid folding bead, 2Bliss Ready, 26x4.0"

Controls and contact points

Archived: Handlebar: Specialized XC, butted 6061 alloy, 8-degree backsweep, 6-degree upsweep, 10mm rise, 31.8mm · Stem: Specialized Trail, 3D-forged alloy, 4-bolt, 6-degree rise · Seatpost: Specialized 2-bolt head, forged alloy, 8mm offset, micro-adjust, 30.9mm · Saddle: Body Geometry Phenom Comp, hollow Cr-Mo rails, 143mm · Pedals: Specialized Dirt Pedals

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Campaign

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

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