Transition Spire Alloy 2021-2022


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Geometry

  SM (High) SM (Low) MD (High) MD (High) LG (High) LG (Low) XL (High) XL (High) XXL (High) XXL (Low)
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Reach 478 427 427 506 493 493 499 459 541 620
Stack 610 672 499 512 748 584 574 609 762 558
Top Tube (effective) 607 638 574 605 502 707 711 744 638 764
Seat Tube C-T 402 358 393 437 423 374 465 416 475 554
Head Angle 68 68 63 61 64 56 55 61 73 50
Seat Angle 89 86 83 79 72 72 91 83 82 79
Head Tube 118 83 101 110 90 105 102 129 134 112
Chainstay 358 439 501 530 421 475 471 422 538 452
Wheelbase 1131 1352 1400 1211 1123 1516 1086 1467 1581 1191
Standover 643 815 657 800 577 720 712 753 858 725
BB Drop 26 28 21 28 27 36 23 22 21 36
BB Height 413 405 372 417 368 385 337 361 387 404
BB Type 73mm BSA Threaded 73mm BSA Threaded 73mm BSA Threaded 73mm BSA Threaded 73mm BSA Threaded 73mm BSA Threaded 73mm BSA Threaded 73mm BSA Threaded 73mm BSA Threaded 73mm BSA Threaded
Fork Rake / Offset 42 46 45 52 51 39 48 49 36 40
Axle to Crown 584mm 584mm 584mm 584mm 584mm 584mm 584mm 584mm 584mm 584mm
Fork Length (A2C) 584mm 584mm 584mm 584mm 584mm 584mm 584mm 584mm 584mm 584mm
Seatpost Diameter 31.6mm 31.6mm 31.6mm 31.6mm 31.6mm 31.6mm 31.6mm 31.6mm 31.6mm 31.6mm
Axle Spacing 12x148mm 12x148mm 12x148mm 12x148mm 12x148mm 12x148mm 12x148mm 12x148mm 12x148mm 12x148mm
Wheel Size 23 25 32 31 24 34 24 30 29 29
Tyre Max Width 29 x 2.6 29 x 2.6 29 x 2.6 29 x 2.6 29 x 2.6 29 x 2.6 29 x 2.6 29 x 2.6 29 x 2.6 29 x 2.6
Max Post Insertion 200mm 200mm 230mm 230mm 270mm 270mm 300mm 300mm 330mm 330mm
Handlebar Width 800mm 800mm 800mm 800mm 800mm 800mm 800mm 800mm 800mm 800mm
Stem Length 40mm 40mm 40mm 40mm 40mm 40mm 40mm 40mm 40mm 40mm
Crank Length 165mm 165mm 165mm 165mm 165mm 165mm 165mm 165mm 165mm 165mm
Front Travel 160 169 140 203 198 174 139 202 192 203
Rear Travel 164 161 193 153 169 143 186 164 184 186
Shock Size 205mm x 65mm 205mm x 65mm 205mm x 65mm 205mm x 65mm 205mm x 65mm 205mm x 65mm 205mm x 65mm 205mm x 65mm 205mm x 65mm 205mm x 65mm
Rider Height 153-170cm 153-170cm 164-182cm 164-182cm 175-190cm 175-190cm 185-200cm 185-200cm 190-205cm 190-205cm
Headset 56mm Zero Stack 56mm Zero Stack 56mm Zero Stack 56mm Zero Stack 56mm Zero Stack 56mm Zero Stack 56mm Zero Stack 56mm Zero Stack 56mm Zero Stack 56mm Zero Stack
Seat Clamp 34.9mm 34.9mm 34.9mm 34.9mm 34.9mm 34.9mm 34.9mm 34.9mm 34.9mm 34.9mm
Data Source Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer

Standard measurements are in millimeters and degrees. The site attempts to recognize and convert other units back to standard - results may vary.

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