Designed for taking around the block and out on the trail, the 24 in. Octane from Diamondback is a great bike to get boys excited about 2-wheeled adventures.
Wheel Size
24 inches
Fork Travel
40 millimeters
Number of Gears
21 gear(s)
- Heat-treated 6061 aluminum alloy construction and replaceable derailleur hanger for durability
- Suspension fork absorbs shock for a smooth ride
- Linear pull brakes are effective and easy to use
- Shimano 7-speed drivetrain for wide gear range
- NOTE: Specs and images are subject to change based on component availability
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
- 20% off shop services
- Free tubes with purchase of flat tire repair (Co-op Cycles brand tubes only; tube must be installed at time of purchase)
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 |
|---|---|
| Mountain Bike Style | Cross-country |
| Frame | 6061 aluminum |
| Bike Suspension | Front Suspension |
| Fork | Trail XC, 40mm travel |
| Fork Travel | 40 millimeters |
| Crankset | MTB alloy, 42/34/24 |
| Bottom Bracket | Looseball |
| Shifters | Shimano RS35 Revo Twist |
| Front Derailleur | Shimano TZ-20 |
| Rear Derailleur | Shimano TZ-50 |
| Rear Cogs | Shimano MF-HG37, 14-28, 7-speed |
| Number of Gears | 21 gear(s) |
| Brake Type | Rim |
| Brakes | Alloy linear pull |
| Brake Levers | Alloy |
| Rims | R-1000 alloy |
| Front Hub | Nutted, 36h |
| Rear Hub | Nutted, 36h |
| Wheel Size | 24 inches |
| Tires | Jr. ATB Knobby, 24 x 2.1 |
| Tire Width | 2.1 inches |
| Handlebar Shape | Riser Bar |
| Handlebar | Steel Jr Riser |
| Stem | Alloy quill |
| Seat Post | Steel |
| Saddle | Jr. ATB |
| Pedals | Composite platform |
| Headset | Threaded 1-1/8" |
| Chain | KMC Z51 |
| Weight | 29 lbs. 13 oz. pounds |
| Bike Weight | Bike weight is based on median size, as sold, or the average of two median sizes. |
| Gender | Boys' |