VelopediaBicycle Archive · Specification report

2026 Jamis Allegro A3

Velopedia Archive ID 900001693

Overview

Model year2026
BrandJamis
ModelALLEGRO A3
Bicycle typeHybrid
Archive ID900001693
Original MSRP$559.95
ColorsMatte Black or Cayenne
Sizes15; 17; 19; 21; 23
Weight27.25lbs

Frameset

Frame constructionSize Specific Design 6061 aluminum with fast back rear triangle, internal cable routing, hydro-formed top and down tube, taper gauge “S” bend stays, kickstand mount, replaceable derailleur hanger and fender/rack eyelets
Frame materialAluminum
ForkHi-Ten tapered straight blade unicrown with bulge butted steerer, low-rider carry mounts and forged dropouts with 2 fender eyelets

Drivetrain

Component groupShimano RD-TY300 rear and Shimano FD-TY510 top swing front
ShiftersShimano EZ-Fire Plus ST-EF500 shifters, 21-speed
Front derailleurShimano RD-TY300 rear and Shimano FD-TY510 top swing front
Rear derailleurShimano RD-TY300 rear and Shimano FD-TY510 top swing front
CranksetForged alloy, 48/38/28T, 170mm with chain guard
Bottom bracketVP sealed cartridge, 68 x 122.5mm
CassetteShimano CS-HG200, 7-speed 12-32T
ChainKMC Z51
PedalsPlatform style, steel cage/resin body

Brakes

BrakesPromax TX-121 linear-pull with front power modulator and Shimano levers

Cockpit & contact points

HeadsetInternal cup, threaded, 1 1/8”
HandlebarJamis Riser bar, aluminum, 25.4 x 10 ̊ sweep x 40mm rise x 600mm (15-17”) 620mm (19-23”)
StemJamis alloy hi-rise, quill type, 35 ̊ rise, 80mm extension, 150mm (15”), 180mm (17-23”)
SaddleNEW Jamis Touring with SL cover
SeatpostJamis alloy micro-adjust, 27.2 x 350mm, alloy clamp with QR seatpin

Wheels & tires

WheelsDouble wall alloy rims, 32H, alloy hubs with QR and 14g spokes
Front tireKenda Eurotrek K-197, 700 x 35c
Rear tireKenda Eurotrek K-197, 700 x 35c

Geometry · 15

Effective top tube569 mm
Head tube121 mm
Head-tube angle72°
Seat-tube angle73°
Chainstay / rear center440 mm
Wheelbase1048 mm
Bottom-bracket drop57.5 mm
Reach402 mm
Stack545 mm
Standover height726 mm
Fork offset / rake48 mm

Geometry · 17

Effective top tube570 mm
Head tube147 mm
Head-tube angle72°
Seat-tube angle73°
Chainstay / rear center440 mm
Wheelbase1048 mm
Bottom-bracket drop57.5 mm
Reach392 mm
Stack569 mm
Standover height757 mm
Fork offset / rake48 mm

Geometry · 19

Effective top tube577 mm
Head tube173 mm
Head-tube angle72°
Seat-tube angle73°
Chainstay / rear center445 mm
Wheelbase1063 mm
Bottom-bracket drop55 mm
Reach396 mm
Stack592 mm
Standover height798 mm
Fork offset / rake48 mm

Geometry · 21

Effective top tube589 mm
Head tube195 mm
Head-tube angle73°
Seat-tube angle73°
Chainstay / rear center445 mm
Wheelbase1064 mm
Bottom-bracket drop55 mm
Reach401 mm
Stack616 mm
Standover height836 mm
Fork offset / rake48 mm

Geometry · 23

Effective top tube601 mm
Head tube219 mm
Head-tube angle73°
Seat-tube angle73°
Chainstay / rear center445 mm
Wheelbase1076 mm
Bottom-bracket drop55 mm
Reach406 mm
Stack639 mm
Standover height867 mm
Fork offset / rake48 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 14, 2026.