Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Specialized
2018 Specialized S-Works Fatboy
Value Guide market data · 2018 Specialized S-Works Fatboy
12-month trend
9%
Direction and magnitude, not judgment
vs. category average
1%
Holds value better than category avg
Price over time - 2018 Specialized S-Works Fatboy
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Fatboy model years
2018 S-Works Fatboy lineup
Overview
About this bike
2018 Specialized S-Works Fatboy value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- FRAME
- FACT 10m, full carbon frame, 12x197mm thru-axle rear, internal cable routing, ISCG XC tabs
- FORK
- Carbon, 46mm offset, tapered steerer, 150mm axle spacing
Drivetrain
- Groupset
- SRAM XX1
- REAR DERAILLEUR
- SRAM XX1 Type 2.1, 11-speed
- SHIFT LEVERS
- SRAM XX1, trigger, 11-speed
- CASSETTE
- SRAM XX1, 11-speed, 10-42t
- CHAIN
- SRAM XX1, 11-speed
- CRANKSET
- Race Face Next SL
- CHAINRINGS
- 28T
- BOTTOM BRACKET
- PF30
- Rear Cogs
- SRAM X11, 11-speed: 10-42
- Shifters
- SRAM X11
Brakes
- REAR BRAKE
- SRAM Guide RS carbon, hydraulic disc, organic pads, carbon lever lever, Guide S4 4-piston caliper, 180/160mm rotor
- FRONT BRAKE
- SRAM Guide RS carbon, hydraulic disc, organic pads, carbon lever, Guide S4 4-piston caliper, 200/180mm rotor
- Brake Levers
- SRAM Guide RS, carbon
- Brakes
- SRAM Guide RS, carbon, 4-piston
Cockpit
- SEAT BINDER
- Alloy, 34.9mm
- STEM
- Syntace F109, 6-degree rise, 31.8mm clamp
- HANDLEBARS
- Specialized Trail, FACT carbon, 6-degree upsweep, 8-degree backsweep, 27mm rise, 750mm width, 31.8mm
- GRIPS
- Specialized Sip Grip, half-waffle, S/M: regular thickness, L/XL: XL thickness
- SADDLE
- Body Geometry Phenom Expert, hollow titanium rails, 143mm
- SEATPOST
- Race Face Next SL, 0mm offset, 30.9mm
- Handlebar
- Specialized, FACT carbon
Wheels & Tires
- RIMS
- HED Big Deal, carbon fiber construction, single wall, tubeless-ready, 26" x 85mm-wide, 32h
- FRONT HUB
- DT Swiss Big Ride 350, 6-bolt, 15x150mm thru-axle, 32h
- REAR HUB
- DT Swiss Big Ride 350, 6-bolt disc, 12x197mm thru-axle, SRAM XD driver, 32h
- SPOKES
- DT Swiss Revolution
- FRONT TIRE
- Fast Trak, Control Casing, 120 TPI, 2Bliss Ready, folding bead, 26x4.0"
- REAR TIRE
- Fast Trak, Control Casing, 120 TPI, 2Bliss Ready, folding bead, 26x4.0"
- INNER TUBES
- Standard, Presta valve
- Hubs
- DT Swis Big Ride 350
Pedals
- PEDALS
- Specialized Dirt Pedals
Frame sizing
XS4'10"-5'2"
S5'2"-5'6"
M5'6"-5'10"
L5'10"-6'2"
XL6'2"-6'6"
M highlighted as most common resale size. Sourced from catalog metadata.
Geometry
- Stack
- Varies by size
- Reach
- Varies by size
- Wheelbase
- Varies by size
Industry standard. Sourced from catalog metadata.
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Wheel condition
Inspect rims, hubs, spokes, and bearing play; ask about the tire age and any prior wheel rebuilds.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.
Inspection
Suspension service
Confirm fork lowers and rear shock service intervals; ask for the most recent service receipts.
Inspection
Frame pivots & bearings
Cycle the suspension off the bike to feel for play, grit, or noise in pivot bearings.