Bicycle Archive · Specification reportBicycle Archive · Specification reportVelopedia Archive ID 900001692
| Model year | 2022 |
|---|---|
| Brand | Jamis |
| Model | ALLEGRO A3 Step-Over |
| Bicycle type | Hybrid |
| Archive ID | 900001692 |
| Original MSRP | $559.95 |
| Colors | Cayenne |
| Sizes | 14; 16; 18 |
| Weight | 27.0 lbs |
| Frame construction | Size 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 material | Aluminum |
| Fork | Hi-Ten tapered straight blade unicrown with bulge butted steerer, low-rider carry mounts and forged dropouts with 2 fender eyelets |
| Component group | Shimano RD-TY300 rear and Shimano FD-TY510 top swing front |
|---|---|
| Shifters | Shimano EZ-Fire Plus ST-EF500 shifters, 21-speed |
| Front derailleur | Shimano RD-TY300 rear and Shimano FD-TY510 top swing front |
| Rear derailleur | Shimano RD-TY300 rear and Shimano FD-TY510 top swing front |
| Crankset | Forged alloy, 48/38/28T, 170mm with chain guard |
| Bottom bracket | VP sealed cartridge, 68 x 122.5mm |
| Cassette | Shimano CS-HG200, 7-speed 12-32T |
| Chain | KMC Z51 |
| Pedals | Platform style, steel cage/resin body |
| Brakes | Promax TX-121 linear-pull with front power modulator and Shimano levers |
|---|
| Headset | Internal cup threaded, 1 1/8” |
|---|---|
| Handlebar | Jamis Riser bar, aluminum, 25.4 x 10 ̊ sweep x 40mm rise x 600mm |
| Stem | Jamis alloy hi-rise, quill type, 35 ̊ rise, 80mm extension, 180mm high, 150mm (14-16”), 180mm (18”) |
| Saddle | NEW Jamis Touring Women’s with SL cover |
| Seatpost | Jamis alloy micro-adjust, 27.2 x 350mm, alloy clamp with QR seatpin |
| Wheels | Double wall alloy rims, 32H, alloy hubs with QR and 14g spokes |
|---|---|
| Front tire | Kenda Eurotrek K-197, 700 x 35c |
| Rear tire | Kenda Eurotrek K-197, 700 x 35c |
| Effective top tube | 560 mm |
|---|---|
| Head tube | 113 mm |
| Head-tube angle | 71° |
| Seat-tube angle | 73° |
| Chainstay / rear center | 440 mm |
| Wheelbase | 1048 mm |
| Bottom-bracket drop | 57.5 mm |
| Reach | 397 mm |
| Stack | 533 mm |
| Standover height | 622 mm |
| Fork offset / rake | 48 mm |
| Effective top tube | 560 mm |
|---|---|
| Head tube | 126 mm |
| Head-tube angle | 71° |
| Seat-tube angle | 73° |
| Chainstay / rear center | 440 mm |
| Wheelbase | 1048 mm |
| Bottom-bracket drop | 57.5 mm |
| Reach | 393 mm |
| Stack | 546 mm |
| Standover height | 642 mm |
| Fork offset / rake | 48 mm |
| Effective top tube | 560 mm |
|---|---|
| Head tube | 140 mm |
| Head-tube angle | 71° |
| Seat-tube angle | 73° |
| Chainstay / rear center | 440 mm |
| Wheelbase | 1048 mm |
| Bottom-bracket drop | 57.5 mm |
| Reach | 389 mm |
| Stack | 559 mm |
| Standover height | 645 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.