TREK Roscoe Gen 4 2026


c

Geometry

  15.5" 17.5" 18.5" 19.5" 21.5"
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Reach 475 381 376 401 433
Stack 525 691 722 622 567
Top Tube (effective) 632 692 587 664 765
Seat Tube C-T S M ML L XL
Seat Tube C-C 365 439 360 403 438
Head Angle 56 59 68 71 61
Head Tube 93 117 120 113 123
Chainstay 381 469 459 372 484
Wheelbase 915 1229 1071 1247 1398
Standover 629 858 809 680 669
BB Drop 38 50 56 64 55
BB Height 366 320 307 340 297
Wheel Size 27.5" 29" 29" 29" 29"
Seatpost Offset 40 42 51 47 39
Rear Travel 127 107 125 111 143
Data Source None None None None None

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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