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Compare Bikes

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	BMC Alpenchallenge AC01 2017: L	GT Grade Alloy 2018: L (56)	Orbea Gain M 2018: L
Choose Baseline
Reach	466	405	324
Stack	611	653	542
Top Tube (effective)	698	484	655
Seat Tube C-T	436	477	501
Head Angle	81	78	65
Seat Angle	71	80	76
Head Tube	169	208	151
Chainstay	442	354	489
Wheelbase	1146	1018	1072
Front Centre	758	507
Standover	708	767	887
BB Drop	71 +/-5	74	74
BB Height			265
Fork Rake / Offset	46	49	41
Trail	66
Fork Length (A2C)	393		348
Seatpost Length	308
Handlebar Width	582
Stem Length	124
Stem Angle	±12
Crank Length	196
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	BMC Alpenchallenge AC01 2017: L	GT Grade Alloy 2018: L (56)	Orbea Gain M 2018: L

Image showing geometry measurements

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