Bicycle Archive ยท Specification reportBicycle Archive ยท Specification reportVelopedia Archive ID 86475
| Model year | 1999 |
|---|---|
| Brand | Schwinn |
| Model | Circuit |
| Bicycle type | Road race & triathlon |
| Archive ID | 86475 |
| Original MSRP | $1,299.00 |
| Colors | Jet Black |
| Sizes | 48cm, 50cm, 52cm, 54cm, 56cm, 58cm, 60cm, 62cm |
| Frame construction | TIG-welded |
|---|---|
| Frame material | Reynolds 853 |
| Fork | Schwinn |
| Fork material | Aluminum, unicrown crown |
| Rear shock | N/A |
| Component group | Shimano 105 |
|---|---|
| Shifters | Shimano 105 STI Dual Control |
| Front derailleur | Shimano 105 |
| Rear derailleur | Shimano 105 GS |
| Crankset | Shimano 105, 39/53 teeth |
| Bottom bracket | Shimano BB-5500 |
| Rear cogs | 9-speed, 12 - 26 teeth |
| Chain | Shimano CN-HG72, 1/2 x 3/32" |
| Pedals | Ritchey Logic Sport |
| Brakes | Shimano 105 Dual Pivot brakes, Shimano 105 STI levers |
|---|
| Headset | 1" Tioga |
|---|---|
| Handlebar | TTT Podium |
| Handlebar extensions | Not included |
| Stem | Kalloy |
| Saddle | Selle San Marco Slim |
| Seatpost | JD Components 495 |
| Hubs | Shimano 105 |
|---|---|
| Rims | Mavic CXP 21, 32-hole |
| Spokes | Stainless steel, 1.8mm straight gauge |
| Spoke nipples | Alloy nipples |
| Front tire | 700 x 23c Schwinn Natural 66 |
| Wheel size | 700c wheels |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 2, 2026.