Jamis CITIZEN 1 2025
Bike details
Key information split into simple groups.
Bike summary
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Frame Aluminum
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Groupset Tourney
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Suspension Rigid
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Drivetrain 3 × 7
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Brakes Promax Rim
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
6061 aluminum triple gauge main tubes with hydro-formed top tube, sloping design for men’s, step through design for ladies, internal cable routing, center-mount kickstand plate, replaceable derailleur hanger and fender/rack eyelets
Suspension Fork
Hi-tensile steel unicrown, radius blades with dropout eyelets
Drivetrain
Rear Derailleur
Shimano Tourney RD-TY300
Front Derailleur
Shimano FD-TY510 front, 31.8mm w/28.6 adaptor clamp, top swing/dual pull
Shift Levers
Shimano EZ-Fire Plus, ST-EF500, 21-speed
Cassette
Shimano MF-TZ500 7-speed, 14-34T
Crank
Forged alloy, 48/38/28T, 170mm with chainguard
Bottom Bracket
Sealed cartridge, 68 x 122.5mm
Chain
KMC Z7
Pedals
Comfort platform style with TPE non-slip insert
Wheels
Rims
Alloy rims, 36H, alloy hubs with QR and 14g ED black spokes
Tires
CST Platinum Performance with silver safety stripe, 700 x 38c
Brakes
Brakes
Promax TX-121 linear-pull, Shimano levers
Cockpit
Stem
Jamis alloy hi-rise, 35 ? rise x 90mm with 150mm quill (14 ?18”), 110mm with 180mm quill (19 ?23”)
Handlebar
Comfort hi-rise, steel, 25.4 x 80mm rise x 15 ? sweep x 640mm
Grips
Anatomic triple density kraton grip
Headset
Water-resistant sealed mechanism, threaded, 1 1/8”
Seat
Saddle
Jamis Comfort with synthetic suede cover, burnished sides and bumper springs with satin steel rails, gender specific
Seatpost
Jamis alloy micro-adjust, 27.2 x 350mm with alloy QR clamp. 300mm for Men’s 15, 17, Step-Thru 14
Fit data
Numbers for sizing and ride feel.
| Size | SM | 15" | SM | SM | 17" | 19" | 21" | 23" |
|---|---|---|---|---|---|---|---|---|
| Bottom Bracket Height | 287 mm | 287 mm | 287 mm | 287 mm | 287 mm | 287 mm | 287 mm | 287 mm |
| Rake | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm |
| Top Tube Length | 564 mm | 565 mm | 584 mm | 593 mm | 600 mm | 616 mm | 630 mm | 645 mm |
| Seat Tube Angle | 73 ° | 73 ° | 73 ° | 73 ° | 72 ° | 72 ° | 72 ° | 72 ° |
| Seat Tube Length | 356 mm | 381 mm | 406 mm | 457 mm | 432 mm | 483 mm | 533 mm | 584 mm |
| Head Tube Angle | 70 ° | 70 ° | 70 ° | 70 ° | 70 ° | 70 ° | 70 ° | 70 ° |
| Head Tube Length | 160 mm | 140 mm | 170 mm | 180 mm | 150 mm | 160 mm | 170 mm | 180 mm |
| Chainstay Length | 455 mm | 455 mm | 455 mm | 455 mm | 455 mm | 455 mm | 455 mm | 455 mm |
| Wheelbase | 1076 mm | 1076 mm | 1096 mm | 1101 mm | 1101 mm | 1116 mm | 1131 mm | 1146 mm |
| Standover Height | 459 mm | 718 mm | 464 mm | 479 mm | 751 mm | 786 mm | 817 mm | 842 mm |
| Wheels | 700 | 700 | 700 | 700 | 700 | 700 | 700 | 700 |
