Compare: 2026 ROSE Bikes Backroad AL Base XXL vs 2026/v2 XDS X-LAB GT8 Base XXL

Insights

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

Design deviates from other sizes of ROSE Bikes Backroad AL

Very upright stack and reach vs trend of progressive gravel bikes

Design deviates from other sizes of XDS X-LAB GT8

Stack	642.3mm	631mm -11.3mm
Reach	437.8mm	408mm -29.8mm
Stack to Reach Ratio	1.47:1	1.55:1
Seat Tube Length, C-T	580mm	577mm -3mm
Top Tube Length, Effective/Horizontal HT Top	628mm	605mm -23mm
Top Tube Slope	8.1deg	7.8deg -0.3deg
Head Tube Angle	71.75deg	71deg -0.75deg
Seat Tube Angle	73.5deg	73deg -0.5deg
Head Tube Length	200mm	190mm -10mm
Bottom Bracket Drop	78mm	80mm +2mm
Bottom Bracket Height	273mm	276mm +3mm
Chainstay Length	430mm	435mm +5mm
Chainstay Length Horizontal	422.9mm	427.6mm +4.7mm
Front-Center	678.8mm	655mm -23.8mm
Front-Center Horizontal	674.3mm	650.4mm -23.9mm
Wheelbase	1097.2mm	1078mm -19.2mm
Fork Offset/Rake	48mm	49.8mm +1.8mm
Fork Length (Axle-To-Crown)	410mm	—
Trail	65.2mm high	69.9mm +4.7mm high
Mechanical Trail	61.9mm	66.1mm +4.2mm
Wheel Flop	19.4mm	21.5mm +2.1mm
Standover Height	881mm	838mm -43mm
Tire to Pedal Spindle	157.8mm 170 mm cranks	129mm -28.8mm 170 mm cranks
Pedal Spindle to Ground Clearance	103mm 170 mm cranks	106mm +3mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	40mm	45mm +5mm
Tire Outer Diameter	702mm	712mm +10mm
Bike Length with Tires	1799.2mm	1790mm -9.2mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Aluminum	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc

Actions	Collection I've Ridden	Collection I've Ridden
Source	https://www.rosebikes.com/p/rose-backroad-al-eq-2725772	https://xds.co/en-us/products/gt8#product-geometry
Brand	ROSE Bikes	XDS X-LAB
Bike	2026 Backroad AL Base	2026/v2 GT8 Base
Size	XXL	XXL
Category	All-road/Gravel	Progressive Gravel