Velopedia Bicycle Archive

2021 Kona Lava Dome

Original manufacturer specifications including 29" wheels, geometry for 4 published sizes.

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What Velopedia knows

Model year
2021
Category
Mountain
Original MSRP
$799.00
Sizes
S, M, L, XL
Colors
Gloss Pinot Noir or Gloss Dark Seafoam w/ Camel, Black & Mauvewood Decals
Geometry
4 manufacturer sizes · Geometry context
Record coverage
24 preserved details · 2 archived images · original MSRP · preserved geometry
Archive ID
900001985
Model history 11 other years
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Manufacturer catalog

Published sizes and colors

4 sizes · 2 colors

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

SMLXL

Published colors

Gloss Pinot Noir or Gloss Dark Seafoam w/ CamelBlack & Mauvewood Decals

Frameset

Frame ConstructionKona 6061 Aluminum Butted
Frame MaterialAluminum
ForkSuntour XCR 32 LO-R Coil Spring 100mm
Rear Shockn/a

Drivetrain

ShiftersMicroshift Advent
Front Derailleurn/a
Rear DerailleurMicroshift Advent w/ Clutch
CranksetSamox; Chainring: 28t
Bottom BracketShimano 73mm
CassetteMicroshift Advent 11-46t 9spd
ChainKMC X9
PedalsKona JS2

Brakes

BrakesBrake Calipers: Tektro HDM275; Front Brake Rotor: Tektro TR180 180mm; Rear Brake Rotor: Tektro TR160 160mm; Brake Levers: Tektro HDM275

Cockpit & Contact Points

HeadsetFSA No.57B
HandlebarKona XC/BC Riser
StemKona XC
SaddleKona XC
SeatpostKona Thumb 31.6mm

Wheels & Tires

Hubs(F) Joytech 100x9mm / (R) Joytech 135x10mm
RimsAlex DP27K
SpokesStainless Black 14g
Front TireWTB Trail Boss 29x2.25"
Rear TireWTB Trail Boss 29x2.25"
Wheel Size29"

Size-specific frame data

Geometry

4 sizes · 15 measurements

Manufacturer-published geometry normalized for consistent archival comparison. Effective top tube and reach remain separate measurements because they describe different aspects of fit.

MeasurementSMLXL
Seat tube370 mm420 mm470 mm530 mm
Top tube576 mm604 mm636 mm669 mm
Head tube95 mm105 mm115 mm125 mm
Head-tube angle68°68°68°68°
Seat-tube angle75°75°75°75°
Chainstay / rear center450 mm450 mm450 mm450 mm
Wheelbase1135 mm1164 mm1197 mm1231 mm
Bottom-bracket drop60 mm60 mm60 mm60 mm
Bottom-bracket height315 mm315 mm315 mm315 mm
Reach415 mm440 mm465 mm500 mm
Stack624 mm611 mm620 mm629 mm
Standover height727 mm733 mm738 mm760 mm
Fork offset / rake51 mm51 mm51 mm51 mm
Front center691 mm720 mm754 mm787 mm
Fork length / axle-to-crown506 mm506 mm506 mm506 mm

Geometry source: Kona first-party archive metric geometry table ↗ Measurements can vary by configuration, wheel size, or flip-chip position where noted by the manufacturer.

Geometry tools

Analyze a published size

Choose a size

S geometry

Archive context: The chainstay of 450 mm sits toward the longer rear-center end. Its bottom-bracket drop of 60 mm sits toward the deeper-drop end. Its stack of 624 mm sits toward the taller end.

Compared with 86 distinct mountain geometries in the Small-equivalent size cohort from model years 2019–2023 in the Velopedia archive.
Want to go deeper?Open this exact published size and configuration in the Velopedia Geometry Analyzer, then complete any measurements the manufacturer did not provide.
Analyze S geometry

Parts & serviceability

Find replacement parts

3 top part searches
ChainExact archived part
KMC X9 Exact archived model
CassetteMatching configuration
Microshift Advent 11-46t 9spd Interpreted as microSHIFT ADVENT · 9-speed Component family — verify exact version
Front tireMatching fit standard
WTB Trail Boss 29x2.25" Named tire and published size
More qualified parts (5)
CranksetQualified part search
Samox; Chainring: 28t Named archived component — verify exact version
ShiftersQualified part search
Microshift Advent Interpreted as microSHIFT ADVENT · 9-speed Named component · published drivetrain speed — verify exact version
SeatpostMatching fit standard
31.6 mm seatpost Published diameter — verify length and setback
HeadsetExact archived part
FSA No.57B Exact archived model
RimsQualified part search
Alex DP27K Named archived component — verify dimensions

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.

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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 →
  • BrakesTest each brake separately and confirm it stops firmly and releases cleanly. Inspect the pads and braking surfaces for wear or contamination, and check the cables or hoses for damage.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 9-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.Check wheels and tires →
Bike-specific inspection checklist 20 checks based on 6 archived component groups Open checklistClose checklist
0 of 20 checked Progress stays in this browser for this bike.

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.

Archived: 2021 Kona Lava Dome · Mountain · Published sizes: S, M, L, XL

Archived: Frame: Kona 6061 Aluminum Butted · Fork: Suntour XCR 32 LO-R Coil Spring 100mm

Archived: Fork: Suntour XCR 32 LO-R Coil Spring 100mm

Archived: Shifters: Microshift Advent · Rear derailleur: Microshift Advent w/ Clutch · Crankset: Samox; Chainring: 28t · Bottom bracket: Shimano 73mm · Cassette: Microshift Advent 11-46t 9spd · Chain: KMC X9

Archived: Brakes: Brake Calipers: Tektro HDM275; Front Brake Rotor: Tektro TR180 180mm; Rear Brake Rotor: Tektro TR160 160mm; Brake Levers: Tektro HDM275

Archived: Wheel size: 29" · Rims: Alex DP27K · Hubs: (F) Joytech 100x9mm / (R) Joytech 135x10mm · Front tire: WTB Trail Boss 29x2.25" · Rear tire: WTB Trail Boss 29x2.25"

Controls and contact points

Archived: Headset: FSA No.57B · Handlebar: Kona XC/BC Riser · Stem: Kona XC · Seatpost: Kona Thumb 31.6mm · Saddle: Kona XC · Pedals: Kona JS2

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.

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