Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Specialized
2021 Specialized Sirrus X 3.0
Value Guide market data · 2021 Specialized Sirrus X 3.0
12-month trend
12%
Direction and magnitude, not judgment
vs. category average
1%
Drops faster than category avg
Price over time - 2021 Specialized Sirrus X 3.0
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Sirrus X model years
2021 Sirrus X 3.0 lineup
Overview
About this bike
2021 Specialized Sirrus X 3.0 value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Frame
- Specialized A1 Premium Aluminum, Fitness Geometry, butted tubing, internal cable routing, flat-mount disc, quick-release, Plug + Play rack/fender mounts
- Fork
- A1 Premium Aluminum, flat-mount disc, Plug + Play fender mounts, low rider rack mounts, quick-release
Drivetrain
- Groupset
- Shimano Deore
- Shift Levers
- Shimano Deore M4100, 10-speed
- Rear Derailleur
- Shimano Deore M4120, SGS, 10-speed
- Cassette
- Shimano Deore, 10spd, 11-42t
- Chain
- KMC X10, 10-speed w/ reusable Missing Link™
- Crankset
- Forged aluminum arms, 2-piece, 24mm spindle, Narrow-wide steel chainring
- Chainrings
- 40T
- Bottom Bracket
- Threaded BSA 68mm, 24mm spindle
- Shifters
- Shimano Deore M4100, 10-speed
Brakes
- Front Brake
- Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 160mm
- Rear Brake
- Tektro HD-R280, hydraulic disc, resin pads, flat-mount, 140mm
- Brakes
- Tektro HD-R280, hydraulic disc, resin pads, flat-mount
Cockpit
- Stem
- Specialized, 3D-forged alloy, 4-bolt, 7-degree rise
- Handlebars
- Specialized, alloy, 9-degree backsweep, 15mm rise, 31.8mm
- Grip
- Specialized Neutralizer, Body Geometry, locking grip
- Saddle
- Bridge Sport, Steel rails, 155/143mm
- SeatPost
- Alloy, 12mm offset, 2-bolt clamp, 27.2mm
- Seat Binder
- Bolt-type, 31.8mm
- Grips
- Specialized Neutralizer, Body Geometry, locking grip
Wheels & Tires
- Rims
- 700C disc, double-wall alloy, 22mm depth, 21mm internal width, 32h
- Front Hub
- Alloy, 6-bolt disc, loose ball bearing, quick-release, 32h
- Rear Hub
- Alloy, 6-bolt disc, 8-/9-speed freehub, loose ball bearing, quick-release, 32h
- Spokes
- Stainless, 14g
- Front Tire
- Pathfinder Sport, 700x42
- Rear Tire
- Pathfinder Sport, 700x42
- Inner Tubes
- Standard 40mm PV 700x32-50
- Hubs
- Alloy, 6-bolt disc, loose ball bearing, quick-release
- Tires
- Pathfinder Sport, 700x42
Pedals
- Pedals
- Specialized Body Geometry Fitness, platform, plastic
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.