Bicycle Archive ยท Specification reportBicycle Archive ยท Specification reportVelopedia Archive ID 81678
| Model year | 1999 |
|---|---|
| Brand | GT |
| Model | Airstream |
| Bicycle type | Hybrid |
| Archive ID | 81678 |
| Original MSRP | $386.99 |
| Colors | Glacier Blue (womens), Horizon Purple (mens, womens), Pewter Smoke (mens) |
| Sizes | 14", 16", 18", 20", 22", womens 16", womens 18", womens 20" |
| Frame construction | Welded |
|---|---|
| Frame material | Chromoly, butted mainframe |
| Fork | RST 700, 1.6" travel |
| Fork material | Aluminum/chromoly |
| Rear shock | N/A |
| Component group | Hybrid Mix |
|---|---|
| Shifters | Grip Shift MRX |
| Front derailleur | Shimano Altus |
| Rear derailleur | Shimano Alivio |
| Crankset | Shimano Altus, 24/34/42 teeth |
| Bottom bracket | Shimano BB-CT91 |
| Rear cogs | 7-speed, 11 - 28 teeth |
| Chain | Shimano CN-UG50, 1/2 x 3/32" |
| Pedals | Resin |
| Brakes | Shimano Altus brakes, alloy levers |
|---|
| Headset | 1" sealed mechanism |
|---|---|
| Handlebar | High-rise steel |
| Handlebar extensions | Not included |
| Stem | Aluminum, high rise |
| Saddle | GT |
| Seatpost | Kalloy aluminum suspension, adjustable |
| Hubs | Shimano Altus |
|---|---|
| Rims | Araya PX-645, 36-hole |
| Spokes | Stainless steel, 2.0mm straight gauge |
| Front tire | 700 x 40c multi-terrain |
| Wheel size | 700c wheels |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 26, 2026.