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Giant Mountain Bikes Size Chart

Size Chart (Rider Height)

Frame XS S M L XL
Fathom
Trance
Reign
Revolt
5'1"-5'5" 5'4"-5'8" 5'7"-5'11" 5'10"-6'2" 6'2"-6'6"
Trance Jr 26 4'9" - 5'5"

Bike Geometries

Giant Reign / Reign Advanced
Giant Trance / Trance Advanced
Giant Trance Jr 26
Giant Trance 29
Giant Stance
Giant Stance 29
XTC JR 24
XTC JR 24+
XTC JR 26+
Revolt 

Reign / Reign Advanced

  Small Medium Large X-Large
Wheel Base 1178 1213 1236 1262
Top Tube Length 601 637 657 682
Chain Stay Length 435 435 435 435
Head Tube Length 95 95 115 125
Head Tube Angle 64.5° 64.5° 64.5° 64.5°
Reach 419 454 469 491
Stack 580 580 599 602
BB Drop 7 7 7 7
Seat Tube Angle  72.5° 72.5° 72.5° 72.5°
Standover Height 697.4 715.5 741.3 761.1

Trance / Trance Advanced

  X-Small Small Medium Large X-Large
Wheel Base 1109 1129 1160 1183 1209
Top Tube Length 560 580 610 630 655
Chain Stay Length 435 435 435 435 435
Head Tube Length 100 100 105 130 145
Head Tube Angle 67.0 67° 67° 67° 67°
Reach 386 406 435 448 469
Stack 587 587 591 614 628
BB Drop 15 15 15 15 15
Seat Tube Angle 73.5° 73.5° 73.5° 73.5° 73.5°
Standover Height 697 701 723 768 788
 

Trance Jr 26

  One Size
Wheel Base 1068
Top Tube Length 540
Chain Stay Length 435
Head Tube Length 95
Head Tube Angle 68°
Reach 371
Stack 553
BB Drop 10
Seat Tube Angle 73.0°
Standover Height 657
 

XTC JR 24

  One Size
Wheel Base 978
Top Tube Length 520
Chain Stay Length 410
Head Tube Length 100
Head Tube Angle 70.5°
Reach 357
Stack 501
BB Drop 24
Seat Tube Angle 72.0°
Standover Height 615

XTC JR 24+

  One Size
Wheel Base 999
Top Tube Length 520
Chain Stay Length 425
Head Tube Length 110
Head Tube Angle 70°
Reach 361
Stack 520
BB Drop 45
Seat Tube Angle 73.0°
Standover Height 571
 

XTC JR 26+

  One Size
Wheel Base 1057
Top Tube Length 560
Chain Stay Length 425
Head Tube Length 120
Head Tube Angle 69.0°
Reach 391
Stack 552
BB Drop 45
Seat Tube Angle 73.0°
Standover Height 629

Trance 29

  Small Medium Large X-Large
Wheel Base 1154 1176 1196 1218
Top Tube Length 592 612 632 652
Chain Stay Length 435 435 435 435
Head Tube Length 95 110 110 120
Head Tube Angle 66.5° 66.5° 66.5° 66.5°
Reach 426 442 462 480
Stack 599 613 613 622
BB Drop 35 35 35 35
Seat Tube Angle 74.5° 74.5° 74.5° 74.5°
Standover Height 708 740 761 785

Stance

  X-Small Small Medium Large X-Large
Wheel Base 1110 1130 1151 1174 1195
Top Tube Length 565 585 605 625 645
Chain Stay Length 435 435 435 435 435
Head Tube Length 100 100 105 130 145
Head Tube Angle 67.5° 67.5° 67.5° 67.5° 67.5°
Reach 403 423 441 455 471
Stack 566 566 571 594 608
BB Drop 20 20 20 20 20
Seat Tube Angle 74.0° 74.0° 74.0° 74.0° 74.0°
Standover Height 698 703 727 761 774
 

Stance 29

  Small Medium Large X-Large
Wheel Base 1134 1157 1192 1215
Top Tube Length 570 593 624 645
Chain Stay Length 438 438 438 438
Head Tube Length 100 100 125 140
Head Tube Angle 67.5° 67.5° 67.5° 67.5°
Reach 406 429 454 471
Stack 612 612 635 668
BB Drop 40 40 40 40
Seat Tube Angle 75.0° 75.0° 75.0° 75.0°
Standover Height 730 734 763 782
 

Revolt

  X-Small Small Medium Medium Large Large X-Large
Wheel Base 1014 1020 1031 1036 1046 1062
Top Tube Length 530 540 550 565 575 590
Chain Stay Length 425 425 425 425 425 425
Head Tube Length 125 135 150 165 180 195
Head Tube Angle 70.5° 70.5° 70.5° 71.0° 71.0° 71.0°
Reach 373 375 381 385 391 402
Stack 548 558 572 588 602 616
BB Drop 70 70 70 70 70 70
Seat Tube Angle 74.0° 73.5° 73.5° 73.0° 73.0° 73.0°
Standover Height 719 734 752 768 786 803

Fathom 

  Small Medium Large X-Large
Wheel Base 1110 1131 1153 1174
Top Tube Length 585 605 625 645
Chain Stay Length 425 425 425 425
Head Tube Length 100 110 125 140
Head Tube Angle 67.0° 67.0° 67.0° 67.0°
Reach 411 428 444 460
Stack 588 598 611 625
BB Drop 45 45 45 45
Seat Tube Angle 73.5° 73.5° 73.5° 73.5°
Standover Height 691 731 745 784