
Velopedia Bicycle Archive
2009 Rocky Mountain Edge 20
Original manufacturer specifications including Shimano mix drivetrain, 20" wheels.
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What Velopedia knows
- Model year
- 2009
- Category
- Kids
- Sizes
- 12"
- Colors
- Blue
- Record coverage
- 30 preserved details · archived image
- Archive ID
- 18858
Model history 3 other years
Frameset
| Frame Construction | TIG-welded |
|---|---|
| Frame Material | RMB Custom 6061 aluminum |
| Fork | SR Suntour M2000N, 50mm travel |
| Fork Material | Single |
| Rear Shock | N/A |
Drivetrain
| Component Group | Shimano mix |
|---|---|
| Shifters | Shimano Revo twist |
| Front Derailleur | N/A |
| Rear Derailleur | Shimano TZ-40 |
| Crankset | CWI Alloy, 36 teeth |
| Bottom Bracket | TH BB-7420 |
| Cassette | Shimano HG22 |
| Rear Cogs | 6-speed, 14 - 28 teeth |
| Chain | KMC Z50 |
| Pedals | VP 560 resin |
Brakes
| Brakes | ProMax TX-122 Alloy V-Brake brakes, Tektro TS325AP levers |
|---|
Cockpit & Contact Points
| Headset | 1 1/8" FSA TH-888 |
|---|---|
| Handlebar | Alloy Riser |
| Handlebar Extensions | Not included |
| Stem | Alloy 31.8 |
| Saddle | RMB Jr. |
| Seatpost | Alloy, 27.2mm diameter |
Wheels & Tires
| Hubs | Alloy |
|---|---|
| Rims | Alex Z-1000 |
| Spokes | Ucp |
| Front Tire | 20" Kenda |
| Wheel Size | 20" wheels |
Parts & serviceability
Find replacement parts
More qualified parts (2)
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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 →
- 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 6-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
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: 2009 Rocky Mountain Edge 20 · Juvenile mountain bike, suspension · Published sizes: 12"
Frame and fork
Inspect the frame and fork →Archived: Frame: TIG-welded · Fork: SR Suntour M2000N, 50mm travel · Single
Suspension
Evaluate the suspension →Archived: Fork: SR Suntour M2000N, 50mm travel
Drivetrain
Check drivetrain wear →Archived: Group: Shimano mix · Shifters: Shimano Revo twist · Rear derailleur: Shimano TZ-40 · Crankset: CWI Alloy, 36 teeth · Bottom bracket: TH BB-7420 · Cassette: Shimano HG22 · Rear cogs: 6-speed, 14 - 28 teeth · Chain: KMC Z50
Brakes
Inspect the brakes →Archived: Brakes: ProMax TX-122 Alloy V-Brake brakes, Tektro TS325AP levers
Wheels and tires
Check wheels and tires →Archived: Wheel size: 20" wheels · Rims: Alex Z-1000 · Hubs: Alloy · Front tire: 20" Kenda
Controls and contact points
Archived: Headset: 1 1/8" FSA TH-888 · Handlebar: Alloy Riser · Stem: Alloy 31.8 · Seatpost: Alloy, 27.2mm diameter · Saddle: RMB Jr. · Pedals: VP 560 resin
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.



