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2021 Haro

Double Peak i/O

A 27.5″ aluminum frame hardtail crosscountry e-bike with upper mid-range components.
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Manufacturer Price

$2,999
FrameAluminum
SuspensionHardtail, 100mm
ForkSuntour XCM
Wheels27.5″ Aluminum
Drivetrain1 × 10
GroupsetDeore
MotorShimano 250W 60Nm mid-drive
BatteryShimano 504Wh
BrakesShimano Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Double Peak i/O
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)

28 mph

Double Peak i/O

27 mph

Similar Bikes

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

None yet.

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Geometry
Specs
Build
Frame

Double Peak I/O X6 Aluminum frame for Shimano STePS Tapered Head Tube | Internal battery Down Tube

BB Standard: STEPS, Press Fit

Color: Black / Neon Red

Fork

SR Suntour XCM34 Boost LO DS T/A | 100mm travel | Tapered | Lockout

Travel: 100mm

Spring Type: Coil

Bottom Bracket

STEPS, press-fit

Headset

FPD Dozer 1-1/8"-1.5" | AC Bearing bottom

Stem

3D Forged alloy

Handlebar

Alloy riser bar | 25mm Rise

Saddle

WTB Comfort Sport

Seatpost

Pivit Alloy Microadjust 31.6 x 350mm

Type: Rigid

Pedals

FPD Nylon | 9/16" Chromoly axles

Groupset
Rear Derailleur

New Shimano Deore RD-M5120 | 10-spd | Shadow Plus

Crank

Samox TEC39-SHE80 | Shimano 38T Chainring

Shifters

New Shimano Deore SL-M4100-R 10-spd

Cassette

New Shimano Deore CS-M4100-10 | 10-spd | 11-46T

Chain

KMC e10S Sport

Brakes

Shimano BR-MT200 Hydraulic Disc | 180mm / 160mm Center Lock Rotors

Type: Shimano Hydraulic Disc

Brake Levers

Shimano BL-MT201 Hydraulic

Wheels
Rims

Weinmann U-28 TL | Sleeved | Tubeless Ready | 27.5"x32mm | Double Wall w/ eyelets

Front Hub

Shimano MT-400 Front Thru-Axle | M-4050 Rear Quick Release | 32h | Cassette Body

Rear Hub

Shimano MT-400 Front Thru-Axle | M-4050 Rear Quick Release | 32h | Cassette Body

Tires

Kenda Honey Badger | 27.5x2.20 | 60tpi

Electric Components
Motor

Shimano STePS E6100 | 250 W. | 60 Nm Torque

Battery

Darfon Internal for ShimanoSTePS | 504Wh

Rider Notes
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First added September 25

Last updated April 27

Not listed for 762 days