Cannondale Bad Boy 4 Bike - 2017
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The Cannondale Bad Boy 4 bike is a smooth operator whether it's for your daily commutes or urban joyrides, thanks to a comfortable upright position, easy-shifting drivetrain and powerful disc brakes.
Shop similar productsKey Details
Wheel Size
27.5 inches
Number of Gears
24
- 6061-aluminum frame, sophisticated alloy crafting techniques and stealth fighter-inspired tube shapes deliver lightweight performance and quick acceleration
- Aggressive urban geometry and flat handlebar offer a responsive, stable ride without feeling twitchy
- Luxe leather grips, high-visibility reflective paint and rack/fender-friendly design are ready for your daily commute
- Shimano 3x8 drivetrain offers snappy shifts through 24 gears to quickly get you up hilly streets and swiftly cruising along bike lanes
- Cannondale mechanical disc brakes make quick work of reducing speed, even in the rain
- NOTE: Specs and images are subject to change based on component availability
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 the Cannondale Bad Boy Product LineView all Cannondale- 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 | Urban Cycling |
|---|---|
| Frame | 6061 aluminum |
| Fork | Lefty rigid |
| Crankset | Shimano M171, 48/38/28 |
| Bottom Bracket | Tange Cartridge |
| Shifters | Shimano Acera M310 Rapidfire Plus |
| Front Derailleur | Shimano Altus, 34.9 clamp |
| Rear Derailleur | Shimano Acera |
| Rear Cogs | Sunrace CSM558, 11-32, 8-speed |
| Number of Gears | 24 |
| Brake Type | Mechanical Disc Brake |
| Brakes | Cannondale mechanical disc |
| Brake Levers | Cannondale C4 |
| Rims | Cannondale C3 Bad Boy, double wall, 32-hole |
| Front Hub | Cannondale Urban, 32-hole |
| Rear Hub | Cannondale Urban, 32-hole |
| Wheel Size | 27.5 inches |
| Tires | Schwalbe Kojac Race Guard, 27.5 x 1.35 |
| Tire Width | 1.35 inches |
| Handlebar Shape | Flat Bar |
| Handlebar | Cannondale C4, 6061 alloy, flat, 640mm |
| Stem | Cannondale C4, 25.4, 6 deg. |
| Seat Post | Cannondale C4, alloy, 31.6x350mm |
| Saddle | Cannondale Bad Boy Urban |
| Pedals | Cannondale Urban 6point3 died |
| Headset | Tange Si 1-1/8" |
| Chain | KMC Z51, 8-speed |
| Weight | 25 lbs. 4.8 oz. |
| Bike Weight | Bike weight is based on median size, as sold, or the average of two median sizes. |
| Gender | Unisex |
Cannondale Bikes (108602)
| S | M | L | XL | |
|---|---|---|---|---|
| Height Range | 5'0"- 5'3" | 5'6" - 5'9" | 5'9" - 6'0" | 6'0"- 6'3" |
| Reach | 38.6 | 40.9 | 42.3 | 44.6 |
| Stack | 58.9 | 61.8 | 66 | 68.8 |
| Effective Top Tube | 56 | 59.2 | 61.8 | 65 |
| Seat Tube Center-Top | 45 | 49 | 52.5 | 55 |
| Standover Height | 76.2 | 79.2 | 83.3 | 85.8 |
| Head Tube Length | 16 | 16 | 18 | 18 |
| Head Tube Angle (degrees) | 70 | 70 | 70 | 70 |
| Seat Tube Angle (degrees) | 73.5 | 73.5 | 73.5 | 73.5 |
| Bottom Bracket Height | 2.8 | 2.8 | 2.8 | 2.8 |
| Wheelbase | 103.6 | 107 | 109.9 | 113.3 |
| Chainstay | 43.5 | 43.5 | 43.5 | 43.5 |
| Fork Offset | 2.2 | 2.2 | 2.2 | 2.2 |
Sizing Notes
Measurements are stated in centimeters.
How we measure bikes
- Standover Height Standover Height is a measurement from the ground to the top of the top tube, measured at the midpoint of the top tube.
- Reach Reach is the horizontal distance from the center of the cranks to the center of the head tube, measured at head tube level.
- Stack Stack is the vertical distance from the center of the cranks to the center of the head tube, measured to the top of the head tube.
- Effective Top Tube Effective top tube is the distance from the center of the head tube to the center of the seat tube/seat post, measured parallel to the ground.
- Seat Tube Center to Top Seat Tube length is the measurement of the seat tube, from the center of the cranks to the top of the seat tube.
- Head Tube Length Head Tube Length is measured from the bottom to the top of the head tube.
- Head Tube Angle Head Tube Angle is the acute angle between the head tube and the ground (measured towards the rear of the bike)
- Seat Tube Angle Seat Tube Angle is the acute angle between the seat tube and the ground (measured towards the rear of the bike).
- Bottom Bracket Height Bottom Bracket Height is a measurement taken vertically from the ground up to the center of the cranks.
- Wheelbase Wheelbase is the measurement from the center of the front axle to the center of the rear axle.
- Chainstay Length Chainstay Length is the measurement from the center of the cranks to the center of the rear axle.
- Fork Offset Fork Offset, or rake, is the distance from the front axle to a line drawn parallel to the center of the head tube or steering axis.