Compare: 2024 TWITTER Bikes T8 RS 480 vs 2025 LightCarbon LCR017-D Base 490

Insights

Average stack and reach vs trend of performance road bikes

Design deviates from other sizes of TWITTER Bikes T8

Bar type unusual for category

This: Aero Bar
Category: Drop Bar

Somewhat aggressive stack and reach vs trend of performance road bikes

Design deviates from other sizes of LightCarbon LCR017-D

Stack	518mm	505.4mm -12.6mm
Reach	374mm	385.1mm +11.1mm
Stack to Reach Ratio	1.39:1	1.31:1
Seat Tube Length, C-TTT	480mm	—
Seat Tube Length, Unknown	—	480mm
Top Tube Length, Effective/Horizontal Center	—	525mm
Top Tube Length, Effective/Horizontal HT Top	535mm	—
Top Tube Slope	4.1deg	4.8deg +0.7deg
Head Tube Angle	71.5deg	71deg -0.5deg
Seat Tube Angle	74.5deg	74.5deg +0deg
Head Tube Length	—	108mm
Bottom Bracket Drop	72mm	70mm -2mm
Bottom Bracket Height	264mm	269mm +5mm
Chainstay Length	405mm	410mm +5mm
Chainstay Length Horizontal	398.6mm	404mm +5.4mm
Front-Center	569mm	586.8mm +17.8mm
Front-Center Horizontal	564.5mm	582.6mm +18.1mm
Wheelbase	963mm	986.6mm +23.6mm
Fork Offset/Rake	45mm	45mm +0mm
Fork Length, Unknown	—	368mm
Trail	65mm mid/neutral	69.1mm +4.1mm high
Mechanical Trail	61.6mm	65.4mm +3.8mm
Wheel Flop	19.6mm	21.3mm +1.7mm
Standover Height	—	753.6mm
Tire to Pedal Spindle	63mm 170 mm cranks	77.8mm +14.8mm 170 mm cranks
Pedal Spindle to Ground Clearance	94mm 170 mm cranks	99mm +5mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	25mm	28mm +3mm
Tire Width Max	28mm	32mm +4mm
Tire Outer Diameter	672mm	678mm +6mm
Bike Length with Tires	1635mm	1664.6mm +29.6mm
Crank Length	170mm	—
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Aero Bar	Drop Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc