Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Specialized
2021 Specialized Sirrus X 2.0
Value Guide market data · 2021 Specialized Sirrus X 2.0
12-month trend
10%
Direction and magnitude, not judgment
vs. category average
— %
No category comparison available
Price over time - 2021 Specialized Sirrus X 2.0
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Sirrus X model years
2021 Sirrus X 2.0 lineup
Overview
About this bike
2021 Specialized Sirrus X 2.0 value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Fork
- Hi-Ten steel, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release
- Frame
- Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, quick-release, Plug + Play rack/fender mounts
Drivetrain
- Groupset
- 2021 Specialized Sirrus X 2.0
- Crankset
- 3 pc, Alloy Forged Arms
- Bottom Bracket
- BSA, square-taper, 68mm
- Chain
- KMC X8 w/ Missing Link / KMC X8 w/Missing Link
- Rear Derailleur
- MicroSHIFT Advent 8 Speed, W/O Clutch / MicroSHIFT Advent 9 Speed, W/O Clutch
- Cassette/Rear Cogs
- MicroSHIFT, 8-Speed, 12-42t
- Chainrings
- 40T, Narrow-wide Steel / 40T
- Shifters
- MicroSHIFT, 8-Speed / MicroSHIFT, 8-speed
- Cassette
- MicroSHIFT, 8-Speed, 12-42T
Brakes
- Brakes
- Promax F1, hydraulic disc, flat-mount / Promax F1, hydraulic disc, flat-mount 160mm / Promax F1, hydraulic disc, flat-mount, 160mm
Cockpit
- Seatpost
- Alloy, 12mm offset, 2-bolt clamp, 27.2mm
- Saddle
- Bridge Sport, Steel rails, 155/143mm
- Stem
- Specialized, 3D-forged alloy, 4-bolt, 7-degree rise
- Handlebars
- Stout Mini Rise, alloy, 9-degree backsweep, 15mm rise, 31.8mm
- Seat Post
- Alloy, 12mm offset, 2-bolt clamp, 27.2mm
- Tape/Grips
- Specialized Neutralizer, Body Geometry, locking grip
Wheels & Tires
- Hubs
- Alloy, 6-bolt disc / Front: Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h<br>Rear: Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h
- Rims
- 700c disc, double-wall alloy, 22mm depth, 21mm internal width, 32h
- Tires
- Pathfinder Sport, 700x42mm / Pathfinder Sport, 700c x 42
- Spokes
- Stainless, 14g
Pedals
- Pedals
- Platform / Specialized Body Geometry Fitness, platform, plastic
Accessories
- Rims/Wheels
- 700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h
- Color
- Black/Satin Charcoal Reflective / Dove Gray/Acid Pink-Golden Yellow / Dusty Turquoise/Black/Rocket Red / Gloss Clay/Cast Umber/Satin Black Reflective / Gloss Arctic Blue/Black/Satin Black Reflective / Flo Red/Blue Ghost Pearl/Black
Weight & Sizing
- Size
- XX-Small / X-Small / Small / Medium / Large / X-Large
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.