Compare: 2023 Ridley Bikes Kanzo A GRX400/600 S vs 2026 SEKA exaero gr Base 52

Insights

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

Design deviates from other sizes of SEKA exaero gr

Stack	559mm	540mm -19mm
Reach	380mm	375mm -5mm
Stack to Reach Ratio	1.47:1	1.44:1
Seat Tube Length, C-T	510mm	490mm -20mm
Top Tube Length, Effective/Horizontal Center	—	526mm
Top Tube Length, Effective/Horizontal Unknown	540mm	—
Top Tube Length, Actual C-C	805mm	—
Top Tube Slope	7.5deg	7.7deg +0.2deg
Head Tube Angle	70.5deg	71deg +0.5deg
Seat Tube Angle	74deg	74.3deg +0.3deg
Head Tube Length	133mm	111mm -22mm
Bottom Bracket Drop	72mm	74mm +2mm
Bottom Bracket Height	277mm	282mm +5mm
Chainstay Length	430mm	423mm -7mm
Chainstay Length Horizontal	423.9mm	416.5mm -7.4mm
Front-Center	609.3mm	593mm -16.3mm
Front-Center Horizontal	605.1mm	588.5mm -16.6mm
Wheelbase	1029mm	1005mm -24mm
Fork Offset/Rake	49.6mm	50mm +0.4mm
Fork Length (Axle-To-Crown)	—	401mm
Trail	71mm high	69.7mm -1.3mm high
Mechanical Trail	66.9mm	65.9mm -1mm
Wheel Flop	22.3mm	21.5mm -0.8mm
Standover Height	801mm	771mm -30mm
Tire to Pedal Spindle	90.3mm 170 mm cranks	67mm -23.3mm 170 mm cranks
Pedal Spindle to Ground Clearance	107mm 170 mm cranks	112mm +5mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	38mm	45mm +7mm
Tire Outer Diameter	698mm	712mm +14mm
Bike Length with Tires	1727mm	1717mm -10mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Aluminum	Carbon/Composite
Fork Material	Unknown	Carbon/Composite
Brake Type	Rim	Disc

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://www.ridley-bikes.com/en_INT/bikes/SBIXTARID677	https://drive.google.com/drive/folders/1NG_n27uMS0e34BqDwYOMyS3q6g26d4q2
Brand	Ridley Bikes	SEKA
Bike	2023 Kanzo A GRX400/600	2026 exaero gr Base
Size	S	52
Category	All-road/Gravel	All-road/Gravel