Bicycle Archive ยท Specification reportBicycle Archive ยท Specification reportVelopedia Archive ID 20939
| Model year | 2010 |
|---|---|
| Brand | GT |
| Model | GTR Series 4 |
| Bicycle type | Road race & triathlon |
| Archive ID | 20939 |
| Original MSRP | $749.99 |
| Colors | White/Blue, Black/Lime |
| Sizes | Xsmall, small, medium, large, xlarge |
| Frame construction | TIG-welded |
|---|---|
| Frame material | Kinesis 6061 butted/hydroformed tubing |
| Fork | GT carbon |
| Fork material | Carbon fiber/chromoly steerer |
| Rear shock | N/A |
| Component group | Shimano Sora Mix |
|---|---|
| Shifters | Shimano STI |
| Front derailleur | Shimano Compact |
| Rear derailleur | Shimano Sora |
| Crankset | FSA Vero Compact, 39/50 teeth |
| Bottom bracket | Sealed cartridge |
| Cassette | Shimano HG50 |
| Rear cogs | 8-speed, 12 - 25 teeth |
| Chain | Shimano |
| Pedals | Nylon w/ clip and strap |
| Brakes | Dual pivot brakes, Shimano STI levers |
|---|
| Headset | 1 1/8" TH sealed |
|---|---|
| Handlebar | GT 6061 |
| Handlebar extensions | Not included |
| Stem | Ritchey Comp 3D Forged |
| Saddle | GT Road |
| Seatpost | Alloy |
| Hubs | Front: Formula, Rear: formula cassette |
|---|---|
| Rims | Alex R500 |
| Spokes | Stainless, 15ga. (1.8mm) |
| Spoke nipples | Chrome Plated Brass |
| Front tire | 700 x 23c Vittoria Zaffiro |
| 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.