Specialized Sirrus X4 2021


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Geometry

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Reach 347 387 305 448 329 474
Stack 550 641 714 698 623 540
Top Tube (effective) 579 518 558 466 621 650
Seat Tube C-T 373 362 398 478 484 440
Head Angle 76 71 61 73 65 56
Seat Angle 61 88 73 72 87 87
Head Tube 115 101 118 199 172 206
Chainstay 399 500 386 496 423 367
Wheelbase 1130 1137 1118 1132 955 1310
Front Centre 481 518 512 754 739 734
Standover 659 755 719 634 971 779
BB Drop 64 82 75 58 68 75
BB Height 235 253 326 312 227 333
Fork Rake / Offset 41 56 54 48 56 44
Trail 92 86 63 77 81 59
Fork Length (A2C) 332 456 377 392 401 343
Tyre Max Width 154 134 182 143 116 150
Seatpost Length 359 291 341 335 348 444
Handlebar Width 714 717 564 796 596 601
Stem Length 56 70 64 89 89 116
Crank Length 177 153 173 180 143 187
Data Source Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer Manufacturer

Measurements are in millimeters and degrees.

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