Compare: 2025 TanTan Cycling (Seraph) TT-X65 Base M vs 2026 BMC Switzerland Teammachine SLR 01 ONE Frame 51

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of BMC Switzerland Teammachine SLR 01 ONE

Stack	524mm	530mm +6mm
Reach	377mm	377mm +0mm
Stack to Reach Ratio	1.39:1	1.41:1
Seat Tube Length, C-T	500mm	464mm -36mm
Top Tube Length, Effective/Horizontal HT Top	527mm	—
Top Tube Length, Actual C-C	—	532mm
Top Tube Slope	4.8deg	9.4deg +4.6deg
Head Tube Angle	71.5deg	71.5deg +0deg
Seat Tube Angle	74deg	74deg +0deg
Head Tube Length	120mm	133mm +13mm
Bottom Bracket Drop	72mm	69mm -3mm
Bottom Bracket Height	269mm	272mm +3mm
Chainstay Length	408mm	410mm +2mm
Chainstay Length Horizontal	401.6mm	404.2mm +2.6mm
Front-Center	580mm	586mm +6mm
Front-Center Horizontal	576.4mm	581.9mm +5.5mm
Wheelbase	978mm	986mm +8mm
Fork Offset/Rake	45mm	48mm +3mm
Fork Length (On-Axis)	—	369mm
Fork Length, Unknown	371mm	—
Trail	66.6mm high	63.5mm -3.1mm mid/neutral
Mechanical Trail	63.2mm	60.2mm -3mm
Wheel Flop	20.1mm	19.1mm -1mm
Standover Height	773mm	752mm -21mm
Tire to Pedal Spindle	69mm 170 mm cranks	75mm +6mm 170 mm cranks
Pedal Spindle to Ground Clearance	99mm 170 mm cranks	102mm +3mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	30mm	30mm +0mm
Tire Width Max	32mm	—
Tire Outer Diameter	682mm	682mm +0mm
Bike Length with Tires	1660mm	1668mm +8mm
Crank Length	—	170mm
Handlebar Width	—	400436mm
Stem Length	—	100mm
Stem Angle	—	-12deg
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc