Velopedia Bicycle Archive

2021 Jamis Earth Cruiser 2

Cruiser bicycle from the Velopedia specification archive.

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What Velopedia knows

Model year
2021
Category
Cruiser
Original MSRP
$489.95
Sizes
M, L
Colors
Ano Black, Blood Red, Galaxy Blue
Weight
33.50 lbs
Geometry
2 manufacturer sizes
Record coverage
19 preserved details · 3 archived images · original MSRP · preserved geometry
Archive ID
900001716
Model history 11 other years
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Manufacturer catalog

Published sizes and colors

2 sizes · 3 colors

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

Published sizes

ML

Published colors

Ano BlackBlood RedGalaxy Blue

Frameset

Frame ConstructionClassic Cantilever design with hi-tensile steel tubing, includes kickstand and painted steel chainguard
Frame MaterialSteel
ForkHi-tensile unicrown with radiused blades

Drivetrain

CranksetED Black arm with 44T chainring
Bottom BracketOPC type
Cassette18T
ChainKMC Z410
PedalsCruiser platform with TPE comfort insert

Brakes

BrakesHi-Stop coaster brake

Cockpit & Contact Points

HeadsetInternal cup, threaded, 1”
HandlebarJamis Cruise-control comfort bar
StemAlloy hi-rise, 180mm quill, 100mm extension, with removeable 2-bolt cap
SaddleEarth Cruiser Comfort with extra thick padding, synthetic suede top, burnished sides and bumper springs
SeatpostAlloy pillar style, 28.6 x 300mm, with 31.8mm alloy clamp and cromo seatpin

Wheels & Tires

WheelsAlex Zuma 36H black anodized alloy rims with alloy nutted front hub and Hi-Stop coaster brake rear, 14 gauge stainless steel spokes
Front TireCST Metropolitan Palm Bay, 26” x 2.35
Rear TireCST Metropolitan Palm Bay, 26” x 2.35
Wheel Size26

Size-specific frame data

Geometry

2 sizes · 9 measurements

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

MeasurementMDLG
Effective top tube626 mm666 mm
Head tube130 mm140 mm
Head-tube angle69°69°
Seat-tube angle67°67°
Chainstay / rear center475 mm475 mm
Wheelbase1107 mm1147 mm
Bottom-bracket height280 mm280 mm
Standover height776 mm820 mm
Fork offset / rake55 mm55 mm

Geometry source: Jamis first-party geometry table (2021 GEO - EARTH CRUISER) ↗ 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
Front tireCST Metropolitan Palm Bay, 26x2.35Named tire and published size
Seatpost28.6 mm seatpostPublished diameter — verify length and setback
WheelsAlex Zuma 36H black anodized alloy rims with alloy nutted front hub and Hi-Stop coaster brake rear, 14 gauge stainless steel spokesNamed 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. 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 →
  • FrameCheck paint chips, vent holes and the inside of the seat tube for corrosion. Also look for dents, bent tubes and cracking around welded or brazed joints.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 →
  • 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.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 Jamis Earth Cruiser 2 · Cruiser · Published sizes: M, L

Archived: Frame: Classic Cantilever design with hi-tensile steel tubing, includes kickstand and painted steel chainguard · Fork: Hi-tensile unicrown with radiused blades

Archived: Crankset: ED Black arm with 44T chainring · Bottom bracket: OPC type · Cassette: 18T · Chain: KMC Z410

Archived: Brakes: Hi-Stop coaster brake

Archived: Wheel size: 26 · Wheels: Alex Zuma 36H black anodized alloy rims with alloy nutted front hub and Hi-Stop coaster brake rear, 14 gauge stainless steel spokes · Front tire: CST Metropolitan Palm Bay, 26” x 2.35 · Rear tire: CST Metropolitan Palm Bay, 26” x 2.35

Controls and contact points

Archived: Headset: Internal cup, threaded, 1” · Handlebar: Jamis Cruise-control comfort bar · Stem: Alloy hi-rise, 180mm quill, 100mm extension, with removeable 2-bolt cap · Seatpost: Alloy pillar style, 28.6 x 300mm, with 31.8mm alloy clamp and cromo seatpin · Saddle: Earth Cruiser Comfort with extra thick padding, synthetic suede top, burnished sides and bumper springs · Pedals: Cruiser platform with TPE comfort insert

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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