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Compare Bikes

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	BMC Fourstroke LT ONE 2023: L	BMC Fourstroke LT ONE 2023: M	Trek Top Fuel 9.8 XT 2022: (L) 19.5" Low	SCOTT Spark 970 2024: L	Trek Top Fuel 9.8 XT 2022: (M) 17.5" Low
Choose Baseline
Reach	564	486	421	522	481
Stack	666	583	707	619	634
Top Tube (effective)	568	503	750	726	513
Seat Tube C-T	399	425	527	440	441
Head Angle	75	58	76	54	70
Seat Angle	70	87	77	69	89
Head Tube	94	75	104	123	108
Chainstay			372	432	503
Wheelbase	1015	1382	1162	995	1224
Front Centre	838	712
Standover	857	671	775	855	673
BB Drop	39	30	33	-51	42
BB Height			283	312	279
Fork Rake / Offset	45	43	48		40
Trail	105	99	95	127	105
Fork Length (A2C)	484	577		564
Wheel Size	23	33	29"	30	29"
Max Post Insertion				217
Handlebar Width	756	691
Stem Length	51	55		59
Stem Angle	5	6
Crank Length	186	150		156
Front Travel	107	116		140
Rear Travel	141	110		97
Rider Height	180-188	172-182
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	BMC Fourstroke LT ONE 2023: L	BMC Fourstroke LT ONE 2023: M	Trek Top Fuel 9.8 XT 2022: (L) 19.5" Low	SCOTT Spark 970 2024: L	Trek Top Fuel 9.8 XT 2022: (M) 17.5" Low

Image showing geometry measurements

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