
Velopedia Bicycle Archive
2021 Jamis Komodo 29
Mountain bicycle from the Velopedia specification archive.
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What Velopedia knows
- Model year
- 2021
- Category
- Mountain
- Original MSRP
- $1,999.95
- Sizes
- S/15″, M/17″, L/19″, XL/21″
- Colors
- Riptide or Rhino
- Weight
- 32 lbs
- Geometry
- 4 manufacturer sizes · Geometry context
- Record coverage
- 22 preserved details · 3 archived images · original MSRP · preserved geometry
- Archive ID
- 900001665
Frameset
| Frame Construction | Triple-butted 6061 aluminum, 1.5 – 1 1/8” tapered head tube, post mount disc brakes, 12x148mm thru-axle drop-out, internal dropper post routing, replaceable derailleur hanger |
|---|---|
| Frame Material | Aluminum |
| Fork | Rock Shox 35 Silver TK 29”, Solo Air compression, Turn Key lockout, external rebound, 35mm steel stanchions, magnesium lowers, 15x110mm axle, 140mm travel, 51mm rake |
| Fork Material | Steel |
Drivetrain
| Component Group | Shimano Deore, 12-speed |
|---|---|
| Shifters | Shimano Deore, 1×12-speed |
| Rear Derailleur | Shimano Deore, 12-speed |
| Crankset | Race Face Ride, 32T |
| Bottom Bracket | Race Face BSA |
| Cassette | Shimano M6100, 12-speed, 10-51T |
| Chain | KMC X12, 12-speed |
Brakes
| Brakes | Shimano MT420 4-piston hydraulic disc, 180mm RT30 rotors |
|---|
Cockpit & Contact Points
| Headset | FSA Orbit 1.5 Zero-Stack internal cup, 8mm cone spacer |
|---|---|
| Handlebar | Race Face Ride, 35 x 760mm |
| Stem | Race Face Ride, 50mm |
| Saddle | WTB Volt |
| Seatpost | KS Rage Dropper, Southpaw remote |
Wheels & Tires
| Wheels | Stan’s No Tubes Flow D 29” rims, Shimano MT410 15x110mm front & 12x148mm rear hubs, stainless spokes |
|---|---|
| Front Tire | WTB Vigilante 29 x 2.5” Front & Trail Boss 29 x 2.4” Rear, TCS Tubeless |
| Rear Tire | WTB Vigilante 29 x 2.5” Front & Trail Boss 29 x 2.4” Rear, TCS Tubeless |
| Wheel Size | 29 |
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/15″ | M/17″ | L/19″ | XL/21″ |
|---|---|---|---|---|
| Effective top tube | 597 mm | 622 mm | 648 mm | 673 mm |
| Head tube | 100 mm | 110 mm | 120 mm | — |
| Head-tube angle | 65° | 65° | 65° | 65° |
| Seat-tube angle | 76° | 76° | 76° | 76° |
| Chainstay / rear center | 435 mm | 435 mm | 435 mm | 435 mm |
| Wheelbase | 1192 mm | 1219 mm | 1247 mm | 1274 mm |
| Bottom-bracket drop | 60 mm | 60 mm | 60 mm | 60 mm |
| Reach | 440 mm | 463 mm | 487 mm | 510 mm |
| Stack | 627 mm | 636 mm | 646 mm | 655 mm |
| Standover height | 744 mm | 779 mm | 805 mm | 831 mm |
Geometry source: Jamis first-party geometry table (2021 GEO - KOMODO 29) ↗ Measurements can vary by configuration, wheel size, or flip-chip position where noted by the manufacturer.
Geometry tools
Analyze a published size
S/15″ geometry
Archive context: Its reach of 440 mm sits toward the longer end. Its bottom-bracket drop of 60 mm sits toward the deeper-drop end. Its stack of 627 mm sits toward the taller end.
Compared with 48 distinct mountain geometries in the Small-equivalent size cohort from model years 2021–2023 in the Velopedia archive.M/17″ geometry
Archive context: Its stack of 636 mm sits toward the taller end. Its reach of 463 mm sits toward the longer end. Its bottom-bracket drop of 60 mm sits toward the deeper-drop end.
Compared with 52 distinct mountain geometries in the Medium-equivalent size cohort from model years 2021–2023 in the Velopedia archive.L/19″ geometry
Archive context: Its reach of 487 mm sits toward the longer end. Its stack of 646 mm sits toward the taller end. Its bottom-bracket drop of 60 mm sits toward the deeper-drop end.
Compared with 44 distinct mountain geometries in the Large-equivalent size cohort from model years 2021–2023 in the Velopedia archive.XL/21″ geometry
Archive context: Its stack of 655 mm sits toward the taller end. Its bottom-bracket drop of 60 mm sits somewhat deeper than typical. The chainstay of 435 mm sits somewhat shorter than typical.
Compared with 43 distinct mountain geometries in the XL-equivalent size cohort from model years 2021–2023 in the Velopedia archive.Parts & serviceability
Find replacement parts
More qualified parts (6)
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 →
- SuspensionAsk when the fork was last serviced. Check the stanchions for damage, look for oil at the seals and make sure the fork moves smoothly without bushing play.Evaluate the suspension →
- DrivetrainShift through every gear under light load and measure chain wear. Confirm that the shifter, derailleur, chain and cassette belong to the same 12-speed system.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 21 checks based on 6 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: 2021 Jamis Komodo 29 · Mountain · Published sizes: S/15″, M/17″, L/19″, XL/21″
Frame and fork
Inspect the frame and fork →Archived: Frame: Triple-butted 6061 aluminum, 1.5 – 1 1/8” tapered head tube, post mount disc brakes, 12x148mm thru-axle drop-out, internal dropper post routing, replaceable derailleur hanger · Fork: Rock Shox 35 Silver TK 29”, Solo Air compression, Turn Key lockout, external rebound, 35mm steel stanchions, magnesium lowers, 15x110mm axle, 140mm travel, 51mm rake · Steel
Suspension
Evaluate the suspension →Archived: Fork: Rock Shox 35 Silver TK 29”, Solo Air compression, Turn Key lockout, external rebound, 35mm steel stanchions, magnesium lowers, 15x110mm axle, 140mm travel, 51mm rake
Drivetrain
Check drivetrain wear →Archived: Group: Shimano Deore, 12-speed · Shifters: Shimano Deore, 1×12-speed · Rear derailleur: Shimano Deore, 12-speed · Crankset: Race Face Ride, 32T · Bottom bracket: Race Face BSA · Cassette: Shimano M6100, 12-speed, 10-51T · Chain: KMC X12, 12-speed
Brakes
Inspect the brakes →Archived: Brakes: Shimano MT420 4-piston hydraulic disc, 180mm RT30 rotors
Wheels and tires
Check wheels and tires →Archived: Wheel size: 29 · Wheels: Stan’s No Tubes Flow D 29” rims, Shimano MT410 15x110mm front & 12x148mm rear hubs, stainless spokes · Front tire: WTB Vigilante 29 x 2.5” Front & Trail Boss 29 x 2.4” Rear, TCS Tubeless · Rear tire: WTB Vigilante 29 x 2.5” Front & Trail Boss 29 x 2.4” Rear, TCS Tubeless
Controls and contact points
Archived: Headset: FSA Orbit 1.5 Zero-Stack internal cup, 8mm cone spacer · Handlebar: Race Face Ride, 35 x 760mm · Stem: Race Face Ride, 50mm · Seatpost: KS Rage Dropper, Southpaw remote · Saddle: WTB Volt
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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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.




