Geometry ?
GT Grade Alloy 2024 geometry in sizes XS–XL: stack 535–630 mm, reach 365–445 mm, head angle 69–70°.
| XS | SM | MD | LG | XL | |
|---|---|---|---|---|---|
| Stack | 535 mm | 550 mm | 577 mm | 603 mm | 630 mm |
| Reach | 365 mm | 385 mm | 405 mm | 425 mm | 445 mm |
| Head angle | 69° | 70° | 70° | 70° | 70° |
| Seat angle | 73° | 73° | 73° | 73° | 73° |
| Seat tube (?) | 400 mm | 450 mm | 500 mm | 550 mm | 600 mm |
| Head tube | 94 mm | 106 mm | 134 mm | 162 mm | 191 mm |
| Top tube (effective) | 529 mm | 553 mm | 581 mm | 609 mm | 638 mm |
| BB drop | 75 mm | 75 mm | 75 mm | 75 mm | 75 mm |
| Chainstay | 440 mm | 440 mm | 440 mm | 440 mm | 440 mm |
| Wheelbase | 1034 mm | 1050 mm | 1080 mm | 1109 mm | 1139 mm |
| Standover | 692 mm | 727 mm | 765 mm | 805 mm | 837 mm |
| Fork offset | 55 mm | 55 mm | 55 mm | 55 mm | 55 mm |
(?) by the seat tube length: the manufacturer doesn’t say whether it’s measured centre to centre (c-c) or centre to top (c-t).
Source: gtbicycles.com, checked 1 Nov 2026 · bar position: worked out from published data
Older model years in the archive with the same stack, reach and head angle: 2022–2023, 2025. Source: bikeradar.com
Stock build
Grade Comp ≈ €1,564
- Groupset
- Shimano GRX 400 2×10 (11-34)
- Shifters
- Shimano GRX 400 2×10
- Cranks
- FSA Vero Pro 48/32T
- Stem
- GT 3D Forged SL Alloy, 31.8
- Handlebar
- GT DropTune RS, Alloy, 16° Flare
- Seatpost
- GT Alloy, 27.2×350 mm (44-58), 400 mm (61)
- Saddle
- GT Pavement, Steel Rails
- List price
- US$1,700 (gtbicycles.com, 1 Nov 2026)
Source: gtbicycles.com, checked 1 Nov 2026
Frames with similar geometry
Stack and reach within 12 mm of size XS (stack 535 / reach 365 mm).
Stack and reach within 12 mm of size SM (stack 550 / reach 385 mm).
Stack and reach within 12 mm of size MD (stack 577 / reach 405 mm).
Stack and reach within 12 mm of size LG (stack 603 / reach 425 mm).
Stack and reach within 12 mm of size XL (stack 630 / reach 445 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 7 values for this model’s stem and bars. Add them