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Diamondback Cobra 24 Mountain Bike - Boys'
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Shop similar productsThe Diamondback Cobra 24 in. bike for boys is built to last for serious mountain biking fun.
Wheel Size
24 inches
Number of Gears
21
- Steel frame is built both for speed and for taking on neighborhood streets, bike trails and cross-country loops
- Front suspension fork features 40mm of bump-gobbling travel to ensure a smooth ride
- Drivetrain provides 21 speeds to help conquer hills and cruise on flat trails; features integrated chainguard
- Comfortable SunRace twist shifters allow the hands to remain properly positioned while changing gears
- Linear-pull brakes offer reliable stopping power and comfortable hand-brake levers
- Wide, knobby tires provide great traction on varied surfaces
- Special buy
- Specs and images are subject to change
Imported.
This bike comes with Coast to Coast Support, which includes:
New bikes go through a normal break-in period, after which they should be readjusted. All bicycles sold at REI include free adjustments for one year after purchase date—as many times as you need. Included: derailleur and brake adjustments, lateral wheel truing, hub and headset bearing adjustments, tire inflation and chain lubrication. Not included: replacement or installation of new components or accessories, any other services. Call your local REI Co-op Bike Shop for more information.
View all Diamondback- 1 year of free adjustments (see more below)
- In-store bike assembly
- Pickup in store or curbside
- Bike experts available at 170+ bike shops
- Free flat tire repairs (labor only; parts not included)
- 20% off shop services
New bikes go through a normal break-in period, after which they should be readjusted. All bicycles sold at REI include free adjustments for one year after purchase date—as many times as you need. Included: derailleur and brake adjustments, lateral wheel truing, hub and headset bearing adjustments, tire inflation and chain lubrication. Not included: replacement or installation of new components or accessories, any other services. Call your local REI Co-op Bike Shop for more information.
| Best Use | Mountain Biking |
|---|---|
| Frame | Steel |
| Bike Suspension | Front Suspension |
| Fork | Zoom suspension, 40mm travel |
| Crankset | 165mm 42/34/24 with guard |
| Bottom Bracket | Looseball |
| Shifters | SunRace twist |
| Front Derailleur | Shimano |
| Rear Derailleur | Shimano |
| Rear Cogs | Shimano MF-TZ21, 14-28, 7-speed freewheel |
| Number of Gears | 21 |
| Brake Type | Rim |
| Brakes | Alloy linear |
| Brake Levers | Alloy linear |
| Rims | Steel |
| Front Hub | 36h nutted |
| Rear Hub | 36h nutted |
| Wheel Size | 24 inches |
| Tires | Junior ATB knobby 24 x 2.1 |
| Handlebar Shape | Riser Bar |
| Handlebar | Steel junior riser |
| Stem | Steel quill |
| Seat Post | Steel Pillar 27.2mm |
| Saddle | Junior ATB 3-panel |
| Pedals | Resin platform |
| Headset | Threaded 1 in. |
| Chain | Unavailable |
| Bike Weight | Bike weight is based on median size, as sold, or the average of two median sizes. |
| Gender | Boys' |