Compare: 2020 ARC8 Bicycles Escapee DB Base 51 vs 2026 ROSE Bikes Backroad GRX 820 S

Insights

Average stack and reach vs trend of performance road bikes

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

Design deviates from other sizes of ROSE Bikes Backroad

Stack	522mm	565.5mm +43.5mm
Reach	369mm	388.4mm +19.4mm
Stack to Reach Ratio	1.41:1	1.46:1
Seat Tube Length, C-T	453mm	481mm +28mm
Top Tube Length, Effective/Horizontal Center	523mm	—
Top Tube Length, Effective/Horizontal HT Top	—	545mm
Top Tube Slope	10deg	11.2deg +1.2deg
Head Tube Angle	72deg	71deg -1deg
Seat Tube Angle	73.5deg	74.5deg +1deg
Head Tube Length	116mm	122mm +6mm
Bottom Bracket Drop	71mm	78mm +7mm
Bottom Bracket Height	265mm	278mm +13mm
Chainstay Length	402mm	425mm +23mm
Chainstay Length Horizontal	395.7mm	417.8mm +22.1mm
Front-Center	586.6mm	612mm +25.4mm
Front-Center Horizontal	582.3mm	607mm +24.7mm
Wheelbase	978mm	1024.8mm +46.8mm
Fork Offset/Rake	50mm	48mm -2mm
Fork Length (On-Axis)	375mm	—
Fork Length (Axle-To-Crown)	—	410mm
Trail	56.6mm mid/neutral	71.8mm +15.2mm high
Mechanical Trail	53.8mm	67.9mm +14.1mm
Wheel Flop	16.6mm	22.1mm +5.5mm
Standover Height	—	792mm
Tire to Pedal Spindle	80.6mm 170 mm cranks	86mm +5.4mm 170 mm cranks
Pedal Spindle to Ground Clearance	95mm 170 mm cranks	108mm +13mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	25mm	45mm +20mm
Tire Outer Diameter	672mm	712mm +40mm
Bike Length with Tires	1650mm	1736.8mm +86.8mm
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

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://www.arc8bicycles.com/framesets/escapee-db-frameset	https://www.rosebikes.com/p/rose-backroad-grx-820-2725742
Brand	ARC8 Bicycles	ROSE Bikes
Bike	2020 Escapee DB Base	2026 Backroad GRX 820
Size	51	S
Category	Performance Road	All-road/Gravel