Compare: 2025 Giant Bicycles TCR Advanced Pro 0 Base ML vs 2026 Factor Bikes OSTRO VAM Base 56

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Giant Bicycles TCR Advanced Pro 0

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of Factor Bikes OSTRO VAM

Stack	562mm	565mm +3mm
Reach	393mm	392mm -1mm
Stack to Reach Ratio	1.43:1	1.44:1
Seat Tube Length, C-T	500mm	—
Seat Tube Length, Unknown	—	524mm
Top Tube Length, Effective/Horizontal Unknown	565mm	—
Top Tube Slope	8.8deg	6.6deg -2.2deg
Head Tube Angle	73deg	73.3deg +0.3deg
Seat Tube Angle	73deg	73.5deg +0.5deg
Head Tube Length	165mm	—
Bottom Bracket Drop	67mm	70mm +3mm
Bottom Bracket Height	269mm	271mm +2mm
Chainstay Length	405mm	405mm +0mm
Chainstay Length Horizontal	399.4mm	398.9mm -0.5mm
Front-Center	595.4mm	592.3mm -3.1mm
Front-Center Horizontal	591.6mm	588.1mm -3.5mm
Wheelbase	991mm	987mm -4mm
Fork Offset/Rake	45mm	43mm -2mm
Trail	55.7mm mid/neutral	57.4mm +1.7mm mid/neutral
Mechanical Trail	53.2mm	55mm +1.8mm
Wheel Flop	15.6mm	15.8mm +0.2mm
Standover Height	771mm	804mm +33mm
Tire to Pedal Spindle	86.9mm 172.5 mm cranks	81.3mm -5.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	96.5mm 172.5 mm cranks	101mm +4.5mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	25mm	30mm +5mm
Tire Width Max	—	32mm
Tire Outer Diameter	672mm	682mm +10mm
Bike Length with Tires	1663mm	1669mm +6mm
Crank Length	172.5mm	—
Handlebar Width	420mm	—
Stem Length	110mm	—
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