Jamis HUDSON DISC Step-Over Frame 2025
Bike details
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum
-
Groupset Altus
-
Suspension Rigid
-
Drivetrain 1 × 9
-
Brakes Tektro Hydraulic Disc
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
6061 TIG-welded aluminum, Hudson laid-back design with low ride height, alloy kickstand
Suspension Fork
Hi-tensile unicrown with radiused blades
Drivetrain
Rear Derailleur
Shimano Altus RDM-2000
Shift Levers
Shimano Altus SL-M2010-9R, 9-Speed
Cassette
Sun Race CSM90-9AW 11-36T
Crank
Forged alloy crank, single 40T chainring, 170mm, with full length chainguard
Bottom Bracket
Sealed cartridge, 68 x 122.5mm
Chain
KMC Z9
Pedals
Comfort platform with TPE non-slip insert
Wheels
Rims
Alex DC25 alloy double-wall rims, 36H, Formula alloy QR hubs, 14g black stainless steel spokes
Tires
CST Metropolitan Palm Bay, 27.5 x 2.35
Brakes
Brakes
Tektro HD-M275 hydraulic disc brake
Cockpit
Stem
Jamis alloy, 180mm quill x 80mm extension
Handlebar
Comfort hi-rise, alloy 25.4 x 80mm rise x 15 ? sweep x 640mm
Grips
Kraton comfort w/ clamp
Headset
Internal cup, threaded, 1 1/8”
Seat
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
