Diamondback Mason Pro 27.5+ Bike - 2016
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An all-mountain hardtail, the 2016 Mason Pro is updated with a 130mm Fox 34 Float fork and wide, high-volume tires for consistent traction and float on any surface.
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- Hand-built 6061-T6 aluminum hardtail frame features formed and butted tubing for stiffness; low-slung geometry is ideal for all-mountain riding
- Fox 34 Float Performance Elite FIT4 cartridge fork delivers 130mm travel with 3 position levers and external rebound
- Shimano XT 2x11 drivetrain offers twice the gearing options of the 2015 Mason Pro+
- 27.5+ wheels with Boost hub spacing provide stiffness, good control and add unbelievable amounts of traction
- Shimano Deore M615 hydraulic disc brakes offer powerful, smooth deceleration
- DB OffPiste50 27.5 in. wheels roll easily and are wrapped in knobby Schwalbe Nobby Nic tires for solid traction on loose or wet trails
- NOTE: Specs and images are subject to change based on component availability
Imported.
- 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 | Trail |
| Frame | 6061 aluminum |
| Bike Suspension | Front Suspension |
| Fork | Fox 34 Float Performance, 130mm travel |
| Fork Travel | 130 millimeters |
| Crankset | Raceface Aeffect SL, 36/22 |
| Bottom Bracket | Raceface outboard bearing |
| Shifters | Shimano XT |
| Front Derailleur | Shimano XT |
| Rear Derailleur | Shimano XT |
| Rear Cogs | Shimano XT, 11-40, 11-speed |
| Number of Gears | 22 gear(s) |
| Brake Type | Hydraulic Disc Brake |
| Brakes | Shimano Deore hydraulic disc |
| Brake Levers | Shimano Deore |
| Rims | DB OffPiste50 |
| Front Hub | Alloy disc, 32h |
| Rear Hub | Alloy disc Boost 148, 32h |
| Wheel Size | 27.5+ inches |
| Tires | Schwalbe Nobby Nic, 27.5 x 2.9 |
| Tire Width | 2.9 inches |
| Handlebar Shape | Riser Bar |
| Handlebar | Raceface Aeffect |
| Stem | Raceface Aeffect |
| Seat Post | KS LEV DX dropper |
| Saddle | DB Race M-series |
| Pedals | DB alloy platform |
| Headset | FSA No57 |
| Chain | Shimano HG700 |
| Weight | 30 lbs. 2 oz. |
| Bike Weight | Bike weight is based on median size, as sold, or the average of two median sizes. |
| Gender | Unisex |
| Dropper Post | Yes |