Compare: 2025 Cannondale SuperX Base 51 vs 2024 TWITTER Bikes c6-24 6061 700 S S

Insights

Average stack and reach vs trend of all-road/gravel bikes

Design deviates from other sizes of Cannondale SuperX

Bar type unusual for category

This: Moto/Klunker/Riser Bar
Category: Drop Bar

Average stack and reach vs trend of endurance road bikes

Stack	535mm	544mm +9mm
Reach	371mm	373mm +2mm
Stack to Reach Ratio	1.44:1	1.46:1
Seat Tube Length, C-T	488mm	—
Seat Tube Length, Unknown	—	445mm
Top Tube Length, Effective/Horizontal Center	521mm	—
Top Tube Length, Effective/Horizontal HT Top	—	530mm
Top Tube Slope	7.4deg	13.2deg +5.8deg
Head Tube Angle	71deg	71.5deg +0.5deg
Seat Tube Angle	74.3deg	74deg -0.3deg
Head Tube Length	108mm	130mm +22mm
Bottom Bracket Drop	72mm	70mm -2mm
Bottom Bracket Height	279mm	269mm -10mm
Chainstay Length	422mm	415mm -7mm
Chainstay Length Horizontal	415.8mm	409.1mm -6.7mm
Front-Center	593mm	581mm -12mm
Front-Center Horizontal	589.2mm	577mm -12.2mm
Wheelbase	1005mm	986mm -19mm
Fork Offset/Rake	55mm	45mm -10mm
Fork Length (On-Axis)	—	384mm
Fork Length (Axle-To-Crown)	400mm	—
Trail	62.7mm mid/neutral	66mm +3.3mm high
Mechanical Trail	59.3mm	62.6mm +3.3mm
Wheel Flop	19.3mm	19.9mm +0.6mm
Standover Height	782mm	733mm -49mm
Tire to Pedal Spindle	72mm 170 mm cranks	72mm +0mm 170 mm cranks
Pedal Spindle to Ground Clearance	109mm 170 mm cranks	99mm -10mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	28mm -12mm
Tire Outer Diameter	702mm	678mm -24mm
Bike Length with Tires	1707mm	1664mm -43mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Moto/Klunker/Riser Bar	Drop Bar
Frame Material	Unknown	Aluminum
Fork Material	Unknown	Carbon/Composite
Brake Type	Unknown	Disc