| Frame Size | XS | S | M | L | XL |
| Estimated Rider Height | 156cm - 165cm | 165cm - 173cm | 173cm - 182cm | 182cm - 189cm | 189cm - 198cm |
| Specified Rider Height | 156cm - 166cm | 166cm - 174cm | 174cm - 182cm | 182cm - 190cm | 190cm - 200cm |
| Class | Gravel | Gravel | Gravel | Gravel | Gravel |
| Style | racy | racy | racy | racy | racy |
| Material | carbon | carbon | carbon | carbon | carbon |
| Fork | suspension | suspension | suspension | suspension | suspension |
| Handlebar | drop bar | drop bar | drop bar | drop bar | drop bar |
| Suspension Correction | 30 mm | 30 mm | 30 mm | 30 mm | 30 mm |
| Top Tube Effective Length | 532 | 544 | 563 | 584 | 607 |
| Effective Top Tube Length (Est) | 538.896 | 550.257 | 571.829 | 593.111 | 614.825 |
| Reach | 378 | 383 | 394 | 405 | 416 |
| Stack | 523 | 537 | 564 | 593 | 623 |
| Standover | 731 | 763 | 789 | 811 | 840 |
| Head Tube Angle | 70.5 | 70.5 | 70.5 | 70.5 | 70.5 |
| Seat Tube Angle | 72.9 | 72.7 | 72.5 | 72.4 | 72.3 |
| Chainstay Length | 425 | 425 | 425 | 425 | 425 |
| Front Center | 589 | 600 | 620 | 641 | 664 |
| Bottom Bracket Drop | 65 | 65 | 65 | 65 | 65 |
| Trail | 74 | 74 | 74 | 74 | 74 |
| Trail 45 | 76 | 76 | 76 | 76 | 76 |
| UDH | YES | YES | YES | YES | YES |
| Tire Width Max 700c | 57 | 57 | 57 | 57 | 57 |
| Tire Width Max 650b | 0 | 0 | 0 | 0 | 0 |
| Axle Spacing | 142 (road) | 142 (road) | 142 (road) | 142 (road) | 142 (road) |
| Stealth Dropper | YES | YES | YES | YES | YES |
| Seatpost Diameter | 27.2 | 27.2 | 27.2 | 27.2 | 27.2 |
| Max Chainring 1x | |||||
| Dropout | fixed | fixed | fixed | fixed | fixed |
| Internal Storage | |||||
| Frame Weight | |||||
| Base Build USD | $3350 | $3350 | $3350 | $3350 | $3350 |
| Frameset USD | $2290 | $2290 | $2290 | $2290 | $2290 |
| Location | Reykjavík, Iceland | Reykjavík, Iceland | Reykjavík, Iceland | Reykjavík, Iceland | Reykjavík, Iceland |
Lauf Siegla 2025
Brand: Lauf
Model: Siegla
Year: 2025
Category: Gravel
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