Velopedia Bicycle Archive

1998 Jamis EC 7

Original specifications: Shimano Tourney · 7-speed · mechanical rear derailleur · 26" wheels.

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At a glance

Model year
1998
Category
Cruiser
Original MSRP
$259.95
Sizes
18", womens 18"
Colors
Black, Crimson, Electric blue, Irish green, Lemon, Mango
In this record
24 specifications · original MSRP
Archive ID
77154
Original buildHi-tensile steel · Cruiser Mix · 26" wheels

Manufacturer catalog

Published sizes and colors

2 sizes · 6 colors

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

Published sizes

18"womens 18"

Published colors

BlackCrimsonElectric blueIrish greenLemonMango
+ 0 more colors + 2 more colors
LemonMango

Frameset

Frame ConstructionTIG-welded
Frame MaterialHi-tensile steel
ForkJamis
Fork MaterialUnicrown

Drivetrain

Component GroupCruiser Mix
ShiftersGrip Shift MRX-170 rear
Rear DerailleurShimano Tourney TY-30
Crankset1-piece steel, 44 teeth
Bottom BracketOne piece
BB Shell WidthAmerican
Rear Cogs7-speed, 14 - 28 teeth
ChainKMC Z-51, 1/2 x 3/32"
PedalsVp

Brakes

BrakesAluminum cantilever brakes, aluminum levers

Cockpit & Contact Points

Headset1" VP Cruiser
HandlebarSteel hi-rise
StemChromoly
SaddleJamis Cruiser
SeatpostAluminum

Wheels & Tires

HubsAluminum, nutted
RimsSun Rims Z-25, 36-hole
SpokesStainless steel, 2.0mm straight gauge
Front Tire26 x 2.125" Jamis Sand Jam
Wheel Size26" wheels

Gearing

Chainring ÷ rear sprocket

Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.

Published build44T · 14–28T · 7-speed
Lowest1.57:1 Highest3.14:1 Total range200%
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Parts & serviceability

Find replacement parts

Original specifications
Chain · Original
KMC Z-51, 1/2 x 3/32"
Rear derailleur · Original
Shimano Tourney TY-30 Search: Shimano Tourney 7-speed mechanical rear derailleur

Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases.

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Bike-specific inspection checklist 19 checks based on 5 archived component groups Open checklistClose checklist
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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: 1998 Jamis EC 7 · Cruiser · Published sizes: 18", womens 18"

Archived: Frame: TIG-welded · Fork: Jamis · Unicrown

Archived: Group: Cruiser Mix · Shifters: Grip Shift MRX-170 rear · Rear derailleur: Shimano Tourney TY-30 · Crankset: 1-piece steel, 44 teeth · Bottom bracket: One piece · Rear cogs: 7-speed, 14 - 28 teeth · Chain: KMC Z-51, 1/2 x 3/32"

Archived: Brakes: Aluminum cantilever brakes, aluminum levers

Archived: Wheel size: 26" wheels · Rims: Sun Rims Z-25, 36-hole · Hubs: Aluminum, nutted · Front tire: 26 x 2.125" Jamis Sand Jam

Controls and contact points

Archived: Headset: 1" VP Cruiser · Handlebar: Steel hi-rise · Stem: Chromoly · Seatpost: Aluminum · Saddle: Jamis Cruiser · Pedals: VP

Before and during the test ride

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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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