Specifications subject to change without notice. Actual colours and design may vary slightly from the images on the website.
| Define AL 170 | S | M | L | |
| Wheel | size | 29"/27.5" | ||
| Fork | travel | 180 | 180 | 180 |
| Reach | mm | 430 | 460 | 490 |
| in | 16,9 | 18,1 | 19,3 | |
| FC | mm | 781 | 811 | 846 |
| in | 30,8 | 31,9 | 33,3 | |
| Standover | mm |
765 |
757 | 752 |
| in | 30,1 | 29,8 | 29,6 | |
| Stack | mm | 644 | 644 | 653 |
| in | 25,4 | 25,4 | 25,7 | |
| Effective TT | mm | 592 | 624 | 654 |
| in | 23,3 | 24,6 | 25,8 | |
| Actual TT | mm | 559 |
584 |
616 |
| in | 22,0 | 23,0 | 24,2 | |
| Seat tube | mm | 396 | 432 | 483 |
| in | 15,6 | 17,0 | 19,0 | |
| Chain stays | mm | 438 | 438 | 438 |
| in | 17,2 | 17,2 | 17,2 | |
| BB rise | mm | -7,5 (27.5") - 26,5 (29") | -7,5 (27.5") - 26,5 (29") | -7,5 (27.5") - 26,5 (29") |
| in | -0,3 (27.5") - 1 (29") | -0,3 (27.5") - 1 (29") | -0,3 (27.5") - 1 (29") | |
| BB height | mm | 349 | 349 | 349 |
| Headtube | angle | 64,5 | 64,5 | 64,5 |
| ST angle | effective | 76,0 | 76,0 | 76,0 |
| Wheelbase | mm | 1218 | 1248 | 1284 |
| in | 48,0 | 49,1 | 50,0 | |
