
Velopedia Bicycle Archive
2025 Commencal FCB Origin Pyrite Grey
Original manufacturer specifications including geometry for 4 published sizes.
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What Velopedia knows
- Model year
- 2025
- Category
- Gravel & Cyclocross
- Original MSRP
- $1,900.00
- Sizes
- S, M, L, XL
- Colors
- Pyrite GreyShiny Finish
- Geometry
- 4 manufacturer sizes · Geometry context
- Record coverage
- 22 preserved details · 5 archived images · original MSRP · preserved geometry
- Archive ID
- 900001407
Frameset
| Frame Construction | FCB700C, Alloy 6061, triple butted tubes, T4, T6 |
|---|---|
| Frame Material | Aluminum |
| Fork | FCBInternal brake hose routing, alloy 6061-T6, tapered |
| Fork Material | Aluminum |
Drivetrain
| Shifters | SRAM Apex 111s |
|---|---|
| Rear Derailleur | SRAM Apex 111s |
| Crankset | SRAM Apex 1, 170 mm crank arms on S/M, 172.5 mm on L/XLChainring: SRAM Apex 1 40t |
| Bottom Bracket | SRAM Gxpbsa |
| Cassette | SRAM PG - 113011 - 42T |
| Chain | KMC X1111s, Black Tech |
| Pedals | No |
Brakes
| Brakes | TEKTRO HD-R280, Hydraulic disc brake, 2 pistons, flat mount, organic compound padsRotors: TEKTRO 160 mm, 6-bolt |
|---|
Cockpit & Contact Points
| Headset | ACROS ZS44 / ZS56Alloy cups, sealed bearings |
|---|---|
| Handlebar | RIDE ALPHA R1531,8 mm, 700 mm width, 15 mm rise, Alloy 6061 |
| Stem | RIDE ALPHA 4848 mm extension, 31,8 mm |
| Saddle | SDG Bel Air V3140 mm width, Steel rails |
| Seatpost | RIDE ALPHA27,2 mm, 350 mm length |
Wheels & Tires
| Hubs | Rear: FORMULA DHT-142 S - Front: FORMULA RX-25Rear: 28h, sealed bearings, 12 x 142 mm, SHIMANO Hyperglide - Front: 28h, sealed bearings, 5 x 100 mm (for QR axle) |
|---|---|
| Rims | ALEXRIMS GX26P700C, 28h, 23 mm inner width, tubeless ready |
| Front Tire | Rear: MAXXIS Rambler - Front: MAXXIS RamblerRear: 700 x 45c, EXO, Tubeless Ready - Front: 700 x 45c, EXO, Tubeless Ready |
| Rear Tire | Rear: MAXXIS Rambler - Front: MAXXIS RamblerRear: 700 x 45c, EXO, Tubeless Ready - Front: 700 x 45c, EXO, Tubeless Ready |
Size-specific frame data
Geometry
Manufacturer-published geometry normalized for consistent archival comparison. Effective top tube and reach remain separate measurements because they describe different aspects of fit.
| Measurement | S | M | L | XL |
|---|---|---|---|---|
| Seat tube | 510 mm | 530 mm | 550 mm | 570 mm |
| Effective top tube | 559 mm | 579 mm | 599 mm | 634 mm |
| Head tube | 160 mm | 165 mm | 170 mm | 175 mm |
| Head-tube angle | 71.5° | 71.5° | 71.5° | 71.5° |
| Seat-tube angle | 73.5° | 73.5° | 73.5° | 73.5° |
| Chainstay / rear center | 425 mm | 425 mm | 425 mm | 425 mm |
| Wheelbase | 1010 mm | 1036 mm | 1066 mm | 1101 mm |
| Bottom-bracket drop | 65 mm | 65 mm | 65 mm | 65 mm |
| Reach | 386 mm | 405 mm | 423 mm | 457 mm |
| Stack | 584 mm | 589 mm | 593 mm | 598 mm |
| Fork length / axle-to-crown | 400 mm | 400 mm | 400 mm | 400 mm |
Geometry source: Commencal first-party labeled geometry table ↗ Measurements can vary by configuration, wheel size, or flip-chip position where noted by the manufacturer.
Geometry tools
Analyze a published size
S geometry
Archive context: Its bottom-bracket drop of 65 mm sits toward the shallower-drop end. The head angle of 71.5° sits toward the steeper end. Its stack of 584 mm sits toward the taller end.
Compared with 109 distinct gravel & cyclocross geometries in the Small-equivalent size cohort from model years 2023–2027 in the Velopedia archive.M geometry
Archive context: Its bottom-bracket drop of 65 mm sits toward the shallower-drop end. Its reach of 405 mm sits toward the longer end. The chainstay of 425 mm sits somewhat shorter than typical.
Compared with 124 distinct gravel & cyclocross geometries in the Medium-equivalent size cohort from model years 2023–2027 in the Velopedia archive.L geometry
Archive context: Its bottom-bracket drop of 65 mm sits toward the shallower-drop end. Its reach of 423 mm sits toward the longer end. Its stack of 593 mm sits somewhat lower than typical.
Compared with 91 distinct gravel & cyclocross geometries in the Large-equivalent size cohort from model years 2023–2027 in the Velopedia archive.XL geometry
Archive context: Its reach of 457 mm sits toward the longer end. Its stack of 598 mm sits toward the lower end. Its bottom-bracket drop of 65 mm sits toward the shallower-drop end.
Compared with 95 distinct gravel & cyclocross geometries in the XL-equivalent size cohort from model years 2023–2027 in the Velopedia archive.Parts & serviceability
Find replacement parts
More qualified parts (1)
Searches use the archived manufacturer specification, not the components currently installed on a particular bicycle. Confirm the exact model, size and fit before ordering. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases. Commercial relationships do not influence Archive specifications or analysis.
Used-bike inspection
If you’re buying this bike used
Before any test ride: both brakes should stop the bike firmly and release cleanly; both wheels should run true and be securely attached; tires should have no casing damage; and the headset, handlebar, stem, cranks and pedals should have no looseness or play.
Follow the full used-bike inspection order →- FrameLook closely for dents and hairline cracks around welds, the head tube and bottom-bracket area. Cosmetic scratches matter less than a change in shape or a crack line.Inspect the frame and fork →
- BrakesBoth levers should feel firm and return cleanly. Check for fluid around the levers and calipers, inspect pad thickness and contamination, and look for worn or bent rotors.Inspect the brakes →
- DrivetrainShift through the full range under light load, measure chain wear and inspect the cassette or freewheel teeth. Skipping or hesitation can indicate wear, poor adjustment or mismatched parts.Check drivetrain wear →
- Wheels & tiresSpin both wheels and watch the rims for side-to-side or vertical movement. Check for dents, cracks, loose or uneven spokes and hub play, then inspect both tire casings for cuts, cracking or exposed threads. If it is set up tubeless, confirm both tires hold pressure and ask when the sealant was last refreshed.Check wheels and tires →
Bike-specific inspection checklist 20 checks based on 5 archived component groups Open checklistClose checklist
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.
Identity and fit
Follow the full used-bike inspection order →Archived: 2025 Commencal FCB Origin Pyrite Grey · Gravel · Published sizes: S, M, L, XL
Frame and fork
Inspect the frame and fork →Archived: Frame: FCB700C, Alloy 6061, triple butted tubes, T4, T6 · Fork: FCBInternal brake hose routing, alloy 6061-T6, tapered · Aluminum
Drivetrain
Check drivetrain wear →Archived: Shifters: SRAM Apex 111s · Rear derailleur: SRAM Apex 111s · Crankset: SRAM Apex 1, 170 mm crank arms on S/M, 172.5 mm on L/XLChainring: SRAM Apex 1 40t · Bottom bracket: SRAM GXPBSA · Cassette: SRAM PG - 113011 - 42t · Chain: KMC X1111s, Black Tech
Brakes
Inspect the brakes →Archived: Brakes: TEKTRO HD-R280, Hydraulic disc brake, 2 pistons, flat mount, organic compound padsRotors: TEKTRO 160 mm, 6-bolt
Wheels and tires
Check wheels and tires →Archived: Rims: ALEXRIMS GX26P700C, 28h, 23 mm inner width, tubeless ready · Hubs: Rear: FORMULA DHT-142 S - Front: FORMULA RX-25Rear: 28h, sealed bearings, 12 x 142 mm, SHIMANO Hyperglide - Front: 28h, sealed bearings, 5 x 100 mm (for QR axle) · Front tire: Rear: MAXXIS Rambler - Front: MAXXIS RamblerRear: 700 x 45c, EXO, Tubeless Ready - Front: 700 x 45c, EXO, Tubeless Ready · Rear tire: Rear: MAXXIS Rambler - Front: MAXXIS RamblerRear: 700 x 45c, EXO, Tubeless Ready - Front: 700 x 45c, EXO, Tubeless Ready
Controls and contact points
Archived: Headset: ACROS ZS44 / ZS56Alloy cups, sealed bearings · Handlebar: RIDE ALPHA R1531,8 mm, 700 mm width, 15 mm rise, Alloy 6061 · Stem: RIDE ALPHA 4848 mm extension, 31,8 mm · Seatpost: RIDE ALPHA27,2 mm, 350 mm length · Saddle: SDG Bel Air V3140 mm width, Steel rails · Pedals: No
Before and during the test ride
Follow the full used-bike inspection order →Build relationships are limited to the archived manufacturer specifications. Confirm exact fit and standards before ordering parts or performing service.
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Gallery
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.


