2025 superior X-ROAD Issue Base

	520mm (S)	540mm (M)	560mm (L)	580mm (XL)
Stack	558mm	569mm	606mm	616mm
Reach	367mm	371mm	384mm	401mm
Stack to Reach Ratio	1.52:1	1.53:1	1.58:1	1.54:1
Seat Tube Length, Unknown	490mm	510mm	530mm	550mm
Top Tube Length, Effective/Horizontal HT Top	530mm	540mm	570mm	590mm
Top Tube Slope	9.9deg	8.8deg	10.4deg	9.1deg
Head Tube Angle	71.5deg	72deg	73deg	73deg
Seat Tube Angle	73.8deg	73.5deg	73deg	73deg
Head Tube Length	135mm	145mm	180mm	190mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm
Bottom Bracket Height	271mm	271mm	271mm	271mm
Front-Center	575.5mm	573.5mm	593.6mm	613.4mm
Front-Center Horizontal	571.2mm	569.2mm	589.5mm	609.4mm
Wheelbase	992mm	990mm	1010mm	1029.8mm
Fork Offset/Rake	38.8mm	34.3mm	39.8mm	39.7mm
Trail	73.2mm high	74.7mm high	62.7mm mid/neutral	62.8mm mid/neutral
Mechanical Trail	69.4mm	71.1mm	59.9mm	60.1mm
Wheel Flop	22mm	22mm	17.5mm	17.6mm
Tire to Pedal Spindle	62mm 172.5 mm cranks	60mm 172.5 mm cranks	77.6mm 175 mm cranks	97.4mm 175 mm cranks
Pedal Spindle to Ground Clearance	98.5mm 172.5 mm cranks	98.5mm 172.5 mm cranks	96mm 175 mm cranks	96mm 175 mm cranks

Very Upright

Somewhat Upright

Average

Somewhat Aggressive

Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Category Trend

Source:https://superiorbikes.com/pt-en/bikes/product/x-road-issue/781

Geometry