Compare: 2025 VeloBuild AeroGrav Base XL vs 2025 Specialized Bicycles CruX Expert 61

Insights

Average stack and reach vs trend of progressive gravel bikes

Design deviates from other sizes of VeloBuild AeroGrav

Average stack and reach vs trend of cyclocross bikes

Design deviates from other sizes of Specialized Bicycles CruX

Stack	619mm	621mm +2mm
Reach	432mm	415mm -17mm
Stack to Reach Ratio	1.43:1	1.5:1
Seat Tube Length, C-T	575mm	—
Seat Tube Length, Unknown	—	606mm
Top Tube Length, Effective/Horizontal Center	615mm	599mm -16mm
Top Tube Slope	6.5deg	3.9deg -2.6deg
Head Tube Angle	71.5deg	72.5deg +1deg
Seat Tube Angle	73.5deg	73.5deg +0deg
Head Tube Length	200mm	190mm -10mm
Bottom Bracket Drop	75mm	72mm -3mm
Bottom Bracket Height	286mm	277mm -9mm
Chainstay Length	425mm	425mm +0mm
Chainstay Length Horizontal	418.3mm	418.9mm +0.6mm
Front-Center	670.9mm	644mm -26.9mm
Front-Center Horizontal	666.7mm	640.1mm -26.6mm
Wheelbase	1085mm	1059mm -26mm
Fork Offset/Rake	50mm	50mm +0mm
Fork Length (Axle-To-Crown)	—	401mm
Trail	68.1mm high	57.6mm -10.5mm mid/neutral
Mechanical Trail	64.6mm	55mm -9.6mm
Wheel Flop	20.5mm	16.5mm -4mm
Standover Height	—	866mm
Tire to Pedal Spindle	139.9mm 170 mm cranks	120mm -19.9mm 175 mm cranks
Pedal Spindle to Ground Clearance	116mm 170 mm cranks	102mm -14mm 175 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	50mm	38mm -12mm
Tire Width Max	50mm	—
Tire Outer Diameter	722mm	698mm -24mm
Bike Length with Tires	1807mm	1757mm -50mm
Crank Length	—	175mm
Handlebar Width	—	440mm
Stem Length	—	110mm
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