Compare: 2026 SEKA exaero gr Base 61 vs 2026 ROSE Bikes Backroad AL Base XL

Insights

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

Design deviates from other sizes of SEKA exaero gr

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

Stack	620mm	627mm +7mm
Reach	408mm	429.3mm +21.3mm
Stack to Reach Ratio	1.52:1	1.46:1
Seat Tube Length, C-T	580mm	555mm -25mm
Top Tube Length, Effective/Horizontal Center	598mm	—
Top Tube Length, Effective/Horizontal HT Top	—	615mm
Top Tube Slope	6.5deg	9.2deg +2.7deg
Head Tube Angle	72.2deg	71.5deg -0.7deg
Seat Tube Angle	73deg	73.5deg +0.5deg
Head Tube Length	195mm	185mm -10mm
Bottom Bracket Drop	70mm	78mm +8mm
Bottom Bracket Height	286mm	273mm -13mm
Chainstay Length	423mm	430mm +7mm
Chainstay Length Horizontal	417.2mm	422.9mm +5.7mm
Front-Center	641mm	668.2mm +27.2mm
Front-Center Horizontal	637.8mm	663.6mm +25.8mm
Wheelbase	1055mm	1086.5mm +31.5mm
Fork Offset/Rake	50mm	48mm -2mm
Fork Length (Axle-To-Crown)	401mm	410mm +9mm
Trail	61.8mm mid/neutral	66.8mm +5mm high
Mechanical Trail	58.8mm	63.4mm +4.6mm
Wheel Flop	18mm	20.1mm +2.1mm
Standover Height	858mm	861mm +3mm
Tire to Pedal Spindle	115mm 170 mm cranks	147.2mm +32.2mm 170 mm cranks
Pedal Spindle to Ground Clearance	116mm 170 mm cranks	103mm -13mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	45mm	40mm -5mm
Tire Outer Diameter	712mm	702mm -10mm
Bike Length with Tires	1767mm	1788.5mm +21.5mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Aluminum
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://drive.google.com/drive/folders/1NG_n27uMS0e34BqDwYOMyS3q6g26d4q2	https://www.rosebikes.com/p/rose-backroad-al-eq-2725772
Brand	SEKA	ROSE Bikes
Bike	2026 exaero gr Base	2026 Backroad AL Base
Size	61	XL
Category	All-road/Gravel	All-road/Gravel