2019 Felt

SURPLUS-E 50

A 27.5″ aluminum frame hardtail trail e-bike with upper mid-range components.

Manufacturer Price

$3,699
Weight49.0 lbs  
FrameAluminum
SuspensionHardtail, 130mm
ForkRockShox Recon Silver RL
Wheels27.5″ Aluminum
Drivetrain1 × 10
GroupsetDeore, Shimano
MotorShimano 250W 70Nm mid-drive
BatteryShimano 500Wh
BrakesHydraulic Disc
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Insights
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)

25 mph

SURPLUS-E 50

26 mph

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Highest gear

(descending)

Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

Felt 27.5+, Shimano e-bike design, 6061 aluminum, fully integrated down tube, ControlTaper integrated head tube, post disc mount, replaceable derailleur hanger, 12 x 148mm Syntace style thru axle

Fork

RockShox Recon RL Solo Air, 130mm travel, 15 x 110mm Boost, E-Bike specific

Travel130mm

Spring TypeAir

Bottom Bracket

Shimano e8000 MTB drive, 250W output, 20 mph

Headset

FSA sealed cartridge bearings, semi-integrated, No.57, 1.125 - 1.5"

Stem

Devox, ±7° rise, Ø31.8mm with Cr-Mo bolts, 35mm

Handlebar

Devox E-MTB 6061 butted riser, Ø31.8mm, 25mm rise, 9° sweep, 780mm wide, custom internal wire routing

Saddle

Devox MTB

Seatpost

Devox butted 6061 one piece design, dual bolt, 15mm offset, Ø30.9, SM: 350mm, MD/LG/XL: 400mm

TypeRigid

Grips

Devox Pauley Grip

Groupset
Rear Derailleur

Shimano Deore, 10-speed, Shadow Plus, long cage

Crank

Shimano E8050, 34T, SM/MD/LG: 170mm, XL: 175mm

Shifters

Shimano Deore M6000, 1x10

Cassette

Shimano, 10-speed, 11-42T

Chain

KMC X10-E, 10-speed

Brakes

Shimano M365 hydraulic disc, 203mm rotor

TypeHydraulic Disc

Brake Levers

Shimano

Wheels
Rims

E-Double wall, tubeless compatible, 35mm inner width

Spokes

2.0mm butted stainless steel

Front Hub

15 x 110mm Boost thru axle, Center lock, 32H

Rear Hub

12 x 148mm Boost thru axle, Center lock, 32H

Tires

Maxxis Rekon+, Dual, tubeless ready, 27.5 x 2.8"

Electric Components
Motor

Shimano E8020, 500Wh integrated

Battery

Shimano E8020, 500Wh integrated

Rider Notes
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Last updated April 7
Not listed for 1,839 days