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Compare Bikes

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	Specialized Tarmac Disc 2020: 61	Rose Backroad 2020: 59	Rose Backroad 2020: 62	Octane One Gridd 2019: XL
Choose Baseline
Reach	408	459	422	366
Stack	733	702	530	656
Top Tube (effective)	698	560	596	628
Seat Tube C-T	593	474	495	684
Head Angle	88	75	62	64
Seat Angle	67	80	74	76
Head Tube	180	137	222
Chainstay	468	352	442	355
Wheelbase	858	1078	1144	1114
Front Centre	661	554	695
Standover	961	934	748
BB Drop	60	77	68	-58
BB Height	263
Fork Rake / Offset	47
Trail	49
Fork Length (A2C)	404	368	422
Seatpost Diameter		D-Shape	D-Shape
Wheel Size	700c	700c	700c
Tyre Max Width		700x45c, 650bx50	700x45c, 650bx50
Seatpost Length	430
Handlebar Width	353
Stem Length	125
Crank Length	185
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	Specialized Tarmac Disc 2020: 61	Rose Backroad 2020: 59	Rose Backroad 2020: 62	Octane One Gridd 2019: XL

Image showing geometry measurements

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