Velopedia Bicycle Archive

2021 Kona Hula

Original manufacturer specifications including 24" wheels, geometry for 1 published size.

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What Velopedia knows

Model year
2021
Category
Kids
Original MSRP
$475.00
Sizes
12"
Colors
Gloss Metallic Alpine Blue w/ Metallic Silver & Black Decals
Geometry
1 manufacturer size
Record coverage
24 preserved details · archived image · original MSRP · preserved geometry
Archive ID
900002024
Model history 14 other years
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Manufacturer catalog

Published sizes and colors

1 size · 1 color

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

Published sizes

12"

Published colors

Gloss Metallic Alpine Blue w/ Metallic Silver & Black Decals

Frameset

Frame ConstructionKona 6061 Aluminum Butted
Frame MaterialAluminum
ForkKona Project Two JR
Rear Shockn/a

Drivetrain

ShiftersShimano Revo Shift
Front Derailleurn/a
Rear DerailleurShimano
CranksetSamox; Chainring: 28t/Guard
Bottom BracketCH52 68mm
CassetteShimano TZ 14-34t 7spd
ChainKMC Z7
PedalsVP Platform

Brakes

BrakesBrake Calipers: Tektro V-Brake; Front Brake Rotor: n/a; Rear Brake Rotor: n/a; Brake Levers: Tektro Junior

Cockpit & Contact Points

HeadsetTH874
HandlebarKona Riser
StemKona Control
SaddleVelo Junior
SeatpostKona Thumb 27.2mm

Wheels & Tires

Hubs(F) Joytech 100x9mm / (R) Joytech 135x10mm
RimsDouble Wall alloy
SpokesStainless 14g
Front TireVee Tire Crown Gem 24x2.6"
Rear TireVee Tire Crown Gem 24x2.6"
Wheel Size24"

Size-specific frame data

Geometry

1 size · 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.

MeasurementS
Seat tube295 mm
Top tube500 mm
Head tube90 mm
Head-tube angle69°
Seat-tube angle74°
Chainstay / rear center420 mm
Wheelbase1008 mm
Bottom-bracket drop40 mm
Bottom-bracket height285 mm
Reach358 mm
Stack495 mm
Standover height615 mm
Fork offset / rake45 mm
Front center582 mm
Fork length / axle-to-crown411 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.

Parts & serviceability

Find replacement parts

3 top part searches
ChainExact archived part
KMC Z7 Exact archived model
CassetteQualified part search
Shimano TZ 14-34t 7spd Named component · published drivetrain speed — verify exact version
Brake padsMatching fit standard
Linear-pull brake pads Published brake type — verify pad mounting style
More qualified parts (1)
SeatpostMatching fit standard
27.2 mm seatpost Published diameter — verify length and setback

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 →
  • BrakesInspect pad condition, cable movement and the rim sidewalls or brake tracks for wear. A concave or heavily worn braking surface can mean the wheel also needs replacement.Inspect the brakes →
  • DrivetrainShift through every gear under light load and measure chain wear. Confirm that the shifter, derailleur, chain and cassette belong to the same 7-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 19 checks based on 5 archived component groups Open checklistClose checklist
0 of 19 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 Hula · Youth · Published sizes: 12"

Archived: Frame: Kona 6061 Aluminum Butted · Fork: Kona Project Two JR

Archived: Shifters: Shimano Revo Shift · Rear derailleur: Shimano · Crankset: Samox; Chainring: 28t/Guard · Bottom bracket: CH52 68mm · Cassette: Shimano TZ 14-34t 7spd · Chain: KMC Z7

Archived: Brakes: Brake Calipers: Tektro V-Brake; Front Brake Rotor: n/a; Rear Brake Rotor: n/a; Brake Levers: Tektro Junior

Archived: Wheel size: 24" · Rims: Double Wall alloy · Hubs: (F) Joytech 100x9mm / (R) Joytech 135x10mm · Front tire: Vee Tire Crown Gem 24x2.6" · Rear tire: Vee Tire Crown Gem 24x2.6"

Controls and contact points

Archived: Headset: TH874 · Handlebar: Kona Riser · Stem: Kona Control · Seatpost: Kona Thumb 27.2mm · Saddle: Velo Junior · Pedals: VP Platform

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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