Bicycle Archive · Specification report

2025 Jamis Allegro A2

Velopedia Archive ID 900001695

Overview

Model year	2025
Brand	Jamis
Model	ALLEGRO A2
Bicycle type	Road
Archive ID	900001695
Original MSRP	$829.95
Colors	Garnet or Gloss Black
Sizes	15; 17; 19; 21; 23
Weight	27.0 lbs

Frameset

Frame construction	Size Specific Design 6061 aluminum with fast back rear triangle, flat mount disc brake mounts, internal cable routing, hydro-formed top and down tube, taper gauge “S” bend stays, kickstand mount, replaceable derailleur hanger and fender/rack eyelets
Frame material	Aluminum
Fork	Hi-Ten straight blade unicrown with flat mount disc brake mounts, low-rider carrier mounts, forged dropouts and 2 fender eyelets

Drivetrain

Component group	Shimano Acera RD-M360 rear and Shimano FD-TY710-2 front
Shifters	Shimano Rapidfire SL-M315, 16-speed
Front derailleur	Shimano Acera RD-M360 rear and Shimano FD-TY710-2 front
Rear derailleur	Shimano Acera RD-M360 rear and Shimano FD-TY710-2 front
Crankset	Shimano FC-TY501-2, 46/30, 170mm (15-17”), 175mm (19-23”)
Bottom bracket	VP sealed cartridge, 68 x 122.5mm
Cassette	Shimano HG31 8-speed, 11-34T
Chain	KMC Z8
Pedals	Platform style, steel cage/resin body

Brakes

Brakes	Tektro HD-M280/281 hydraulic Flat Mount disc brakes with 160mm rotors and Tektro brake levers. 15-17” M281 (83mm reach); 19-23” M280 (88mm reach)

Cockpit & contact points

Headset	VP Integrated threadless, 1 1/8”
Handlebar	Jamis Flat bar, 6061 T-6 aluminum, 31.8 x 10 ̊ sweep x 600mm (15- 17”) 620mm (19-23”)
Stem	Jamis Road 3D forged alloy, 10 ̊ rise x 90mm (15-17”), 110mm (19-23”)
Saddle	NEW Jamis Touring with SL cover
Seatpost	Jamis alloy micro-adjust, 27.2 x 350mm, alloy clamp with QR seatpin

Wheels & tires

Wheels	Alex TD26 alloy double wall rims, 36H, Modus disc alloy hubs w/QR & 14g spokes
Front tire	Kenda Kwick Tendril with anti-puncture protection and reflective sidewalls, 700 x 35c
Rear tire	Kenda Kwick Tendril with anti-puncture protection and reflective sidewalls, 700 x 35c

Geometry · 15

Effective top tube	569 mm
Head tube	121 mm
Head-tube angle	72°
Seat-tube angle	73°
Chainstay / rear center	440 mm
Wheelbase	1048 mm
Bottom-bracket drop	57.5 mm
Reach	402 mm
Stack	545 mm
Standover height	726 mm
Fork offset / rake	48 mm

Geometry · 17

Effective top tube	570 mm
Head tube	147 mm
Head-tube angle	72°
Seat-tube angle	73°
Chainstay / rear center	440 mm
Wheelbase	1048 mm
Bottom-bracket drop	57.5 mm
Reach	392 mm
Stack	569 mm
Standover height	757 mm
Fork offset / rake	48 mm

Geometry · 19

Effective top tube	577 mm
Head tube	173 mm
Head-tube angle	72°
Seat-tube angle	73°
Chainstay / rear center	445 mm
Wheelbase	1063 mm
Bottom-bracket drop	55 mm
Reach	396 mm
Stack	592 mm
Standover height	798 mm
Fork offset / rake	48 mm

Geometry · 21

Effective top tube	589 mm
Head tube	195 mm
Head-tube angle	73°
Seat-tube angle	73°
Chainstay / rear center	445 mm
Wheelbase	1064 mm
Bottom-bracket drop	55 mm
Reach	401 mm
Stack	616 mm
Standover height	836 mm
Fork offset / rake	48 mm

Geometry · 23

Effective top tube	601 mm
Head tube	219 mm
Head-tube angle	73°
Seat-tube angle	73°
Chainstay / rear center	445 mm
Wheelbase	1076 mm
Bottom-bracket drop	55 mm
Reach	406 mm
Stack	639 mm
Standover height	867 mm
Fork offset / rake	48 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 13, 2026.