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2025 Jamis

HUDSON E2

A 650b aluminum frame comfort e-bike with mid-range components and tektro hydraulic disc brakes.

Manufacturer Price

$1,599$2,199
Weight47.5 lbs  
FrameAluminum
SuspensionRigid
ForkSteel
Wheels650b Aluminum
Drivetrain1 × 7
GroupsetTourney, Altus
Motor250W hub-drive
Battery309Wh
BrakesTektro Hydraulic 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

HUDSON E2

29 mph

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Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Price History
Geometry
Specs
Build
Frame

6061 TIG-welded aluminum, Hudson laid-back design with low ride height, alloy kickstand

Fork

Hi-tensile unicrown with radiused blades

Bottom Bracket

Sealed cartridge, 68 x 122.5mm w/ single side torque sensor

Headset

Internal cup, threaded, 1 1/8”

Stem

Jamis alloy, 180mm quill x 80mm extension

Handlebar

Comfort hi-rise, alloy 25.4 x 80mm rise x 15˚ sweep x 640mm

Saddle

Jamis Comfort with memory foam, synthetic suede top, burnished side panels and bumper springs

Seatpost

Alloy micro-adjust, 31.6 x 300mm, with alloy QR clamp

TypeRigid

Pedals

Comfort platform with TPE non-slip insert

Grips

Kraton comfort w/ clamp

Groupset
Rear Derailleur

Shimano RD-TY300 rear

Crank

Forged alloy crank, single 42T chainring, 170mm, with full length chainguard

Shifters

Shimano Altus SL-M310, 7-speed

Cassette

Shimano freewheel 7-speed, 14-34

Chain

KMC Z51

Brakes

Tektro HD-M275 hydraulic disc brakes with 160mm rotors and Tektro brake levers.

TypeTektro Hydraulic Disc

Wheels
Rims

Alex DC25 alloy double-wall rims, 36H, alloy QR front hub with Hyena 250w rear hub drive motor, 14g black stainless steel spokes

Tires

CST Metropolitan Palm Bay, 27.5 x 2.35

Electric Components
Motor

Hyena 250w rear hub motor, rear carrier mounted 309wh battery

Battery

Hyena 250w rear hub motor, rear carrier mounted 309wh battery

Rider Notes
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First added June 16

Last updated May 30