Velopedia Bicycle Archive
1999 Jamis Earth Cruiser 7
Original specifications: Cruiser Mix drivetrain · 26" wheels.
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At a glance
- Model year
- 1999
- Category
- Cruiser
- Original MSRP
- $269.95
- Sizes
- 18", womens 18"
- Colors
- Blue, Gloss Black, Lemon Yellow, Lime Green, Mango Orange, Red
- In this record
- 24 specifications · archived image · original MSRP
- Archive ID
- 84629
Model history 4 other years
Original buildHi-tensile steel · Cruiser Mix · 26" wheels
Frameset
| Frame Construction | TIG-welded |
|---|---|
| Frame Material | Hi-tensile steel |
| Fork Material | Hi-tensile steel, unicrown crown |
Drivetrain
| Component Group | Cruiser Mix |
|---|---|
| Shifters | Grip Shift MRX-200 |
| Rear Derailleur | Shimano MR-40 |
| Crankset | 1-piece 6 1/2", 44 teeth |
| Bottom Bracket | One piece |
| BB Shell Width | American |
| Rear Cogs | 7-speed, 14 - 34 teeth |
| Chain | KMC Z-51, 1/2 x 3/32" |
| Pedals | Jamis Sand Jam |
Brakes
| Brakes | Tektro 823A linear-pull brakes, Tektro RBP-378A levers |
|---|
Cockpit & Contact Points
| Headset | 1" steel |
|---|---|
| Handlebar | Jamis cruiser |
| Stem | Alloy 4 bolt |
| Saddle | Jamis cruiser |
| Seatpost | Pillar, aluminum, 25.4mm diameter |
Wheels & Tires
| Hubs | Aluminum, nutted |
|---|---|
| Rims | Sun Rims Z-25, 36-hole |
| Spokes | Stainless steel, 2.0mm straight gauge |
| Spoke Nipples | Brass nipples |
| Front Tire | 26 x 2.125" Jamis Sand Jam |
| Wheel Size | 26" wheels |
Gearing
Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.
Parts & serviceability
Find replacement parts

ENVE Twin Bolt Seatpost - 25mm Offset UD Carbon, 25.4mm
25.4mm
Replacement option · verify fit
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. Velopedia may also earn from qualifying retailer purchases.
Bike-specific inspection checklist 18 checks based on 5 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: 1999 Jamis Earth Cruiser 7 · Cruiser · Published sizes: 18", womens 18"
Frame and fork
Inspect the frame and fork →Archived: Frame: TIG-welded · Fork: · Hi-tensile steel, unicrown crown
Drivetrain
Check drivetrain wear →Archived: Group: Cruiser Mix · Shifters: Grip Shift MRX-200 · Rear derailleur: Shimano MR-40 · Crankset: 1-piece 6 1/2", 44 teeth · Bottom bracket: One piece · Rear cogs: 7-speed, 14 - 34 teeth · Chain: KMC Z-51, 1/2 x 3/32"
Brakes
Inspect the brakes →Archived: Brakes: Tektro 823A linear-pull brakes, Tektro RBP-378A levers
Wheels and tires
Check wheels and tires →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" steel · Handlebar: Jamis cruiser · Stem: Alloy 4 bolt · Seatpost: Pillar, aluminum, 25.4mm diameter · Saddle: Jamis cruiser · Pedals: Jamis Sand Jam
Before and during the test ride
Follow the full used-bike inspection order →Have you owned this bike?Help document firsthand fit, ride and maintenance details that may no longer be available.
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.


