2017 Diamondback

Overdrive Sport 27.5

A 27.5″ aluminum frame hardtail crosscountry bike with modest components.
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FrameAluminum
SuspensionHardtail, 100mm
ForkSuntour XCR
Wheels27.5″ Aluminum
Drivetrain3 × 9
GroupsetAcera, Altus
BrakesHydraulic Disc
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Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Overdrive Sport 27.5
Other Crosscountry bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

30 mph

Overdrive Sport 27.5

27 mph

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Highest gear

(descending)

Sizing
SM

5'2" – 5'8"

MD

5'6" – 5'11"

LG

5'10" – 6'3"

XL

6'1" – 6'7"

🐐 Estimated

Rider Fit Notes

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Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

Overdrive 27.5" Butted 6061-T6 Aluminum, Formed Top / Down Tube, Machined Headtube, Forged Drop Outs w/ Replaceable Hanger

Fork

SR Suntour XCR-LO Coil 27.5", 100mm Travel, 32mm Stanchions, Magnesium Lower, Alloy Crown w/ Hydraulic Speed Lock

Travel100mm

Spring TypeCoil

Bottom Bracket

Sealed Cartridge

Headset

FSA IS-3/NO.11 Integrated Style

Stem

DB 3D Forged, 7° Rise, 31.8 Bar Bore

Handlebar

Diamondback "Pro Bar", 720mm Wide, 15mm Rise, 31.8 Bar Bore

Saddle

DB Race M-series Saddle

Seatpost

DB Alloy Micro Adjust 30.9mm

TypeRigid

Pedals

DB4L Alloy Platform

Grips

DB4L 135mm Kraton

Groupset
Rear Derailleur

Shimano Acera M3000, 9 Speed

Front Derailleur

Shimano Altus M371, Top Swing, Dual Pull, 34.9mm Clamp Diameter

Crank

SR Suntour XCR, 44/32/22T

Shifters

Shimano Altus M370 3x9 Speed Rapidfire

Cassette

Shimano HG300, 9 Speed Cassette, 12-36T

Chain

KMC Z99, 9 Speed

Brakes

Shimano BR-M355 Hydraulic Disc, w/ 180mm Front /160mm Rear Center Lock Rotors

TypeHydraulic Disc

Brake Levers

Shimano BR-M355 Hydraulic Lever w/ Reach Adjust

Wheels
Rims

DB SL-7 27.5" 32h Doublewall

Spokes

14g Stainless Steel

Front Hub

32h SL-7 Alloy w/ Center Lock Disc Mount

Rear Hub

32h SL-7 Alloy w/ Center Lock Disc Mount, Cassette

Tires

Kenda Honey Badger 27.5x 2.2"

Rider Notes
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Last updated January 17
Not listed for 2,650 days