Bicycle Archive · Specification reportBicycle Archive · Specification reportVelopedia Archive ID 70138
| Model year | 1998 |
|---|---|
| Brand | Schwinn |
| Model | Mesa GSX |
| Bicycle type | Mountain bike, front suspension |
| Archive ID | 70138 |
| Original MSRP | $549.95 |
| Colors | Gloss Red/Black, Gloss Yellow/Red |
| Sizes | 13", 15", 17", 19", 21", 23" |
| Frame construction | TIG-welded |
|---|---|
| Frame material | 7005 aluminum |
| Fork | Rock Shox Indy S |
| Fork material | Aluminum/magnesium, triple-clamp crown |
| Rear shock | N/A |
| Component group | Mountain Mix |
|---|---|
| Shifters | Shimano STX RapidFire SL |
| Front derailleur | Shimano Alivio top-swing, top-pull/clamp-on 31.8mm |
| Rear derailleur | Shimano STX |
| Crankset | Shimano Alivio, 24/34/42 teeth |
| Rear cogs | 7-speed, 11 - 28 teeth |
| Chain | 1/2 x 3/32" |
| Pedals | Steel cage, resin body w/clips & straps |
| Brakes | Tektro 823A linear-pull brakes, Tektro levers |
|---|
| Headset | 1 1/8" threadless Tioga TG |
|---|---|
| Handlebar | Aluminum |
| Handlebar extensions | Welded aluminum |
| Stem | Tahoma Sonne IV |
| Saddle | Schwinn Comfort |
| Seatpost | Kalloy aluminum micro-adjust |
| Hubs | Front: Formula aluminum, Rear: Shimano Altus |
|---|---|
| Rims | Araya GP-710, 36-hole |
| Spokes | Stainless steel, 2.0mm straight gauge |
| Front tire | Front: 26 x 1.95" Schwinn Moab XC Leader, Rear: 26 x 1.95" Schwinn Moab XC Trail |
| Wheel size | 26" wheels |
| Top tube | 558.8 mm |
|---|---|
| Head-tube angle | 71.5° |
| Seat-tube angle | 73° |
| Chainstay / rear center | 424.2 mm |
| Wheelbase | 1031.2 mm |
| Fork offset / rake | 40.6 mm |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 3, 2026.